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HomeMy WebLinkAboutNCG020827_COMPLETE FILE - HISTORICAL_201208231rh7,v � In -- ••°-� �• - STORMWATER DIVISION CODING SHEET •- RESCISSIONS. PERMIT NO. DOC TYPE T�,I COMPLETE FILE -HISTORICAL DATE OF .RESCISSION ❑ � � � � " � �� YYYYMMDD t ., AN A NCDENR North Carolina Department of Environment and Natural Resources Beverly Eaves Perdue Governor Mr. Carl H. Baker Marine Corps Base Camp Lejeune-DPW 1005 Michael Road Camp Lejeune, NC 28547 Dear Mr. Baker: Division of Water Quality Charies Wakild, P.E. Director August 23, 2012 Subject: General Permit No. NCG020000 Borrow Pit 4 COC NCGO20827 Onslow County Dee Freeman Secretary In accordance with your application for a discharge permit received on August 6, 2012, we are forwarding herewith the subject certificate of coverage to discharge under the subject state - NPDES general permit. This permit is issued pursuant to the requirements of North Carolina General Statute 1.43-215.1 and the Memorandum of Agreement between North Carolina and the US Environmental Protection Agency dated October 15, 2007 (or as subsequently amended). Please take notice that this certificate of coverage is not transferable except after notice to the Division of Water Quality. The Division of Water Quality may require modification or revocation and reissuance of the certificate of coverage. A requirement of this permit is compliance with the Division of Land Resources' jDLR) Mining Permit: therefore, you must hold an approved DLR permit before any mining industrial activities take place. Please be aware that mine dewatering at your site has the potential to impact adjacent wetlands. The specific requirements for mine dewatering at facilities near wetlands can be found in Part 111, Section E of your permit. You must have an approved Operation and Monitoring Plan before mine dewatering discharges occur at your facility. Discharging mine dewatering wastewater without Plan approval will be subject to enforcement action. An Operation and Monitoring Plan for your facility must be submitted to the Wilmington Regional Office within 60 days of your receipt of this permit. We understand you are currently working with Linda Willis at the Wilmington Regional Office (910-796-7215) on developing this. Please note that mine dewatering wastewater includes wet pit overflows caused solely by direct rainfall and groundwater seepage for this type of mining operation. Any discharge of this water (and any stormwater commingled with it) is subject to the effluent limitations in this permit. This permit does not affect the legal requirements to obtain other permits which may be required by the Division of Water Quality or permits required by the Division of Land Resources, Wetlands and Stormwater Branch 1617 Mail Service Center, Ralegh, North Carolina 27699.1617 Location: 512 N. Salisbury St. Ralegh, North Carolina 27604 Phone 919-807-63001 FAX:919-807-6494 Internet: www nmaterquality.org An Equal Opportunity 1 Affirmative Action Employer NorthCarolina ;Vaturall'# Mr. Carl Baker Borrow Pit 4—NCGO20827 August 23, 2012 10 1 Coastal Area Management Act or any other federal or local governmental permit that may be required. If you have any questions concerning this permit, please contact Robert Patterson at telephone number (919) 807-6375, or at robert.patterson@ncdenr.gov. CC Louise Slate, PE - AM EC Wilmington Regional Office Central Files Ashley Rodgers - NCDENR-DLR Stormwater Permitting Unit Files ORIGIVA�LkNED BY BETHANY GEORGOULIAS for Charles Wakild, P.E. Page 2 of 2 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY GENERAL PERMIT NO. NCG020000 CERTIFICATE OF COVERAGE No. NCG020827 STORMWATER AND MINE DEWATERING DISCHARGES NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM In compliance with the provision of North Carolina General Statute 143-215.1, other lawful standards and regulations promulgated and adopted by the North Carolina Environmental Management Commission, and the Federal Water Pollution Control Act, as amended, Marine Corps Base Camp Lejeune is hereby authorized to discharge stormwater and mine dewatering wastewater from a facility located at Borrow Pit 4 Stone Street Camp Lejeune Onslow County to receiving waters designated as an UT to Wallace Creels, a class SB; NSW water in the White Oak River Basin, in accordance with the effluent limitations, monitoring requirements, and other conditions set forth in Parts 1, I1, III, IV, V, and VI of General Permit No. NCG020000 as attached. This certificate of coverage shall become effective August 23, 2012. This Certificate of Coverage shall remain in effect for the duration of the General Permit. Signed this the 23`d day of August, 2012. plt4GlNAL SIGNED BY G'_�GRGOUL}AS for Charles Wakild, P.E., Director Division of Water Quality By the Authority of the Environmental Management Commission Golf Couree ZA : ry V A li .tom x. t; a�; Y , �5•ti= ^� ,- 3 ;+s:y ,¢' Y 'f � ; • , =D� ;� '4'�i"- - r''"r��'��;,�'�i��'�:'�'3�r7M<3i:n_ � • _ t: Y-r �! _ _ � � > L � a 'v g � i E y 1 �"' mot, .`:'•, _ +; r � � ,r w` wL'�`�., �c u' Q- r �t�'�`.f".�r-,t,•n'�,���'yly t .t.— ,,,� .a -� '1� �Li�:e tL`'{�zr � •iy >• 1 -+,s ?# ''.r•` -�� -�: -.+,6 �+; �� t� � _..faQ .:f � ' �� . t }�7. ti 'erM-s fi3 5 t, is �_ -'. � �� I ••M v 'f 4 NYC' AS$4�•� d '1 S e `Na X � .,:. '� < 'S • 1 yY �r a'', �, r • � ""< s a � ��,�.w i1F'q � . �! ' h 'isr, t, 4 ' ��'�r�^' "4 rz t = + ''F�i �a r ♦• � r -,i tlk'r-�� F � +' a ..� , x31 yy ti� p ss �� �'+' '�.. 1 r 1 � rh'it i L♦ "� �� 4-t7 b� ���e ��, I 1 .•r • r �+ �� �I � + �` 1 Y.r•,r - .y+a`s�....mac Icl _`� liry�?ar n iiY•w', NCG020827 N W l_ S' Map Scale 144, 000 1 Borrow Pit 4 f.^ Lp r : rygi _f F J' Marine Corps Base Camp Lejeune Borrow Pit 4 Latitude: 34" 41' 29" N Longitude: 770 21' 18" W County: Onslow Receiving Stream: UT to Wallace Creek Index No.: 19-20 Stream Class: SB; NSW Sub -basin: 03-05-02 (White Oak River Bfsin) Facility Location Patterson, Robert From: Willis, Linda Sent: Monday, August 13, 2012 9:46 AM To: Patterson, Robert Subject: RE: NCG020827-Borrow Pit 4 & NCG020828 - Borrow Pit 7, Camp Lejeune Robert, We don't have any concerns with the issuance of the permits for these pits.. let me confirm the receiving stream for Pit 7.. and if you would be so kind, I can't print these maps on 11x17 in color, can you? If so, would you print me a set and send them in courier? I've tried printing them and they won't print for me, I just keep getting error messages. THX LW From: Patterson, Robert Sent: Monday, August 13, 2012 8:07 AM To: Willis, Linda Subject: NCG020827-Borrow Pit 4 & NCG020828 - Borrow Pit 7, Camp Lejeune Linda, Please see documents attached. As you are aware, we have received applications for coverage of 2 more new mines under NCG 02 from Camp Lejeune (Onlsow County). Pit 10A (NCG020826) was issued a couple weeks ago. o Pit 4 drains to an UT to Wallace Creek (class SB; NSW) o Pit 7 drains to an UT to Cogdels Creek (class SC; NSW) [NOI states receiving stream as Cowhead Crk., but based on the plans & topo, it appears to drain to Cogdels Crk. P lease confirm which is correct%based_on your fiel� o Neither have vehicle maintenance or haz. waste. o Both have dewatering near wetlands (O&M plans attached) o Both have separate sw and ww discharge points o Both will be covered under the same DLR permit as Pit 10A Note that the consultant, Louise Slate, is out of the country for the next 4-5 weeks. She left 2 contacts while she's away: Jay Carmine 910-452-1185 jay.carmine@amec.com Jesse Barker 704-357-5615 704-682-3728 1 jesse.barker@amec.com Thanks. Robert D. Patterson, PE Environmental Engineer NCDI,NR I DWQ I Stormwater Permitting 1617 Mail Service Centcr, Raleigh, NC 27699- lei 17 41ail 1 512 N, Salisbury St, 9th Floor, Raleigh, NC 27604 Location &, Parcels (919) 807-6375 Pltone 1 (9191 807-6494 Fax I Robert. Patterson a,ncdenr.gov Ernail I http://portal.ncdenr.org/web/wq/ws/su Website 4; Before printing this email, please consider your budget and the environment. E-mail correspondence to and from this address may be subject to the North Carolina Public Records Law and may be disclosed to third parties unless the content is exempt by statute or other regulation. Division of.Water Quality 1 Surface Water Protection NCDENR National Pollutant Discharge Elimination System NORM r Rwx w DEP "LNT or ENv KRp tNY ENO MI AL Rtsc UA C p NCG020000 NOTICE OF INTENT FOR AGENCY USE ONLY Date Received Year Month Da 12 O G�[ Certificate of Covers o D Check 9 Amount Permit Assigned to National Pollutant Discharge Elimination System application for coverage under General Permit NCG020000: STORMWATER DISCHARGES associated with activities classified as: SIC (Standard Industrial Classification) Code - 14XX Mineral Mining Industry (except as specified below) The following activities are also included: Active or inactive mining operations (including borrow pits ---except for NCDOT borrow pits) that discharge stormwater contaminated with or that has come in contact with, any overburden, raw material,'! ntermed late products, finished products, byproducts or waste products located on the site of such operations; • Stormwater from vehicle maintenance activities at mining operations; • Overflow from facilities that recycle process wastewater; and/or • Mine dewatering (wastewater) The following activities are specifically excluded from coverage under this General Permit: • Stormwater discharges associated with peat mining, coal mining, and metal mining; • Stormwater discharges From mining operations which are intermixed on site with stormwater from asphalt operations and/or concrete operations', • Stormwater discharges associated with oil and gas extraction operations; and • Stormwater discharges associated with tourist gem mines • NCDOT borrow pits are covered under NCS000150 The following discharges are covered by NPDES general permit NCG520000 Instead of NCG020000: • Point source discharges of stormwater and wastewater from in -stream sand mining operations (i.e., sand dredging or dipping operations). Please contact the NPDES Wastewater Point -Source Group for more information on coverage under this permit. Please ,print or Woe all entries In this application form. 1 Mailing address of ownerloperator (official address to which, all permit correspondence will be mailed:,,. Legal Owner Name Marine Corps Base Camp Le)eune (Attach the most recent Annual Report to the NC Secretary of State showing the current legal name of the corporation or entity. Alternatively this permit can be given to an individual or government authority. This name must be the same name as appears on the Division of Land Resources' Mlnrng Permit.) Signee's Name (as signed for in permit signature at bottom) Carl Baker, Deputy of Public Works Street Address Public Works Division. 1005 Michael Road City Camp Leieune State NC ZIP Code 28547 Telephone No. 910-451-2213 Email carl.h,bakera@usmc.mil Alternate Contact Name Email (if different) Alternate Contact Telephone (if different) Page 1 of 8 SWU-NCG02-NOI Last revised 3/15/2012 NCG020000 N.O.I. 2) Location of facility producing discharge: Facility Name Borrow Pit 4 Facility Contact Carl Baker Deputy of Public Works. , Street Address Public Works Division, 1005 Michael Road City Camp Leleune _ State NC ZIP Code 28547 County Onslcw Telephone No. 910-451-2213 Fax: 910-451-2927 Contact E-mail cad.h.baker@usmc.mil 3) Physical Location Information: Please provide a narrative description of how to get to the facility (use street names, state road numbers, and distance and direction from a roadway intersection)._ From Wilmington,_ take Hwy 17 north to Jacksonville. Exit onto Rte 24 headed east and turn right onto Holcomb Blvd at the main pate to enter Camp Leieune. Once trhough the gate, turn right at first traffic light onto Brewster plvd. Turn left onto Stone Street. Pass the entrance to the stables on the left and access to pit 4 Is on the left. 4) Latitude 34d 41m 29s Longitude -77d 21m 98 s (degrees, minutes, seconds) Permits: 5) This NPDES Permit Application applies to which of the following: X New or Proposed Facility ❑ Existing 6) Standard Industrial Classification: Date operation is to begin: Jelly 2012 Date began mining: Provide the 4 digit Standard industrial Classification Code (SIC Code) that describes the primary industrial activity at this facility SIC Code: 1629 7) Provide a narrative description of the types of minerals mined at this facility: Sand and clay fill materials to be used for roadway construction _ 8) Is this mine an inactive mine site? X No ❑ Yes If yes, do you posses an "Inactive Renewal" from DLR and notified the DWQ Regional Cffice or have you certified to the DWQ that the site has been stabilized? ❑ No ❑ Yes 9) Does this facility already have a valid Mining Permit from the Division of Land Resources (DLR)7 X No If No, please indicate the status of the Mining Permit application: ,_,Submitted 5/16/12 ❑ Yes If yes, please provide the Mining Permit number: Please also provide a copy of your DLR Mining Permit with this DWQ application. Note: DWQ cannot Issue a COC for the NCG020000 General Permit until a Mining Permit is Issued or renewed by the Division of Land Resources (DLR). 10) Does this facility have any other NPDES permits? X No ❑ Yes if yes, list the permit numbers for all current NPDES permits for this facility: Page 2of8 ' SWU-NCG02-NO[ Last revised 3/15/2012 NCG020000 N.O.I. 11) Are you applying for a mining permit In the same location as a previously permitted mine? X No ❑ Yes If yes, specify permit number and name if known: 12) Does this facility have any Non -Discharge permits (ex: recycle permits)? . X No ❑ Yes If yes, list the permit numbers for all current Non -Discharge permits for this facility: 13) Does total area of this mine site include ready -mix and asphalt areas? X No ❑ Yes If yes, do they have DWQ stormwater permits (if owned by the same company)? ❑ No (provide permit number ) If not owned by the same company, who is the owner? 14) Will this mining operation precede development activities at this site? X No ❑ Yes ❑ Yes 15) Is this mine located within one of the 20 Coastal Counties and will it add more than 10,000 ft2 of Impervious surface? X No ❑ Yes If yes, you may be required to apply for an additional state stormwater permit. Check with your local Regional Office. See contact information and checklist below. 16) Is this mine located the Neuse, Tar -Pamlico, or Catawba River Basins, or the Randleman or Jordan Water supply Watersheds? X No ❑ Yes If yes, what size stream buffers are included on site? .ft. Please show buffers in site plans. If yes, please include information and plans showing diffuse flow through buffers as required. Discharge Points, Receiving Waters & Wetlands: 17) Receiving waters: What is the name of the body or bodies of water (creek, stream, river, lake, etc.) that the facility stormwater and/or wastewater discharges end up in? Discharge to UT to Wallace Creek then to New River If the site stormwater discharges to a separate storm sewer system, name the operator of the separate storm sewer system (e.g. City of Raleigh municipal storm sewer). NIA Receiving water classification (if known): Wallace Creek is SB, NSW Note; Discharge of process wastewater to receiving waters classified as WS-II to WS-V or SA must be approved by the N.C. Dept. of Environmental Health. If DEH does not approve, coverage under NCG020000 cannot be granted. No new discharges of wastewater are permitted in receiving waters, classified as WS-1 or freshwater ORW. Wastewater discharges to Saltwater ORW will not be approved under the NCG02 General Permit. 18) If your facility has wastewater discharges and they are to HWQ, PNA waters (Primary Nursery Areas) waters, what is the flow rate? NIA (See httpa/www.ncdmf.neUmaps/FNA maps/index,html, for map) Page 3 of 8 SWU-NCG02-NO( Last revised 3/1512012 NCG020000 N.0.1. 19) Discharge Points: Number of discharge points (ditches, pipes, channels, etc. that convey discharges from the property): Onsite: Stormwater: 1 _ Mine dewatering: 1 _ Process Wastewater Overflow: Offsite: Stormwater: Mine dewatering: Process Wastewater Overflow: Discharge points should be clearly marked on the submitted site plan. Please provide short narrative description of discharges: .Discharge from mine dewatering wilt be located on the north side of the pit. The sediment filter bag will be located within the permit boundary and outside_ the silt fence in such a way as to diffuse the flow and maximize flow path toward the nearby wetland and UT to Wallace Creek. This Is in keeping with recommendations from DWQ staff during a site visit 19 June 2012. a) Is your mine dewatering and discharging? (Answer only if you are dewatering) ❑ No X Yes If yes, where to? X Surface Waters and/or Wetlands (on -site or off -site) Other (on -site or off -site) Describe: b) Are you dewatering but not discharging? (Answer only if you are dewatering) ❑ No X Yes . If Yes, please explain how you are dewatering, and where that water will be directed: Water not discharged may be pumped to a separate cell within the borrow pit. 20) Will mining operations require dewatering near wetlands or impact any stream, groundwater, or wetlands? ❑ No X Yes Note: Wetlands must be CLEARLY DELINEATED on the site plan. Mine dewatering activities that have the potential to drain wetlands or otherwise impact surface water or groundwater MUST develop and implement a Pumping Operation and Monitoring (O&M) Plan that has been approved by the Division. For sites that may drain wetlands —approval of a Pumping 0&M Ulan may be required prior to coverage under this general permit. The Pumping O&M Plan should be submitted to the appropriate Regional Office and must be approved prior to operation. The plan shall include, but is not limited to: (1) Groundwater monitoring strategies to demonstrate the effect of pumping and to establish any pumping regime necessary to reduce impacts, and (2) Detailed plans to maintain surrounding hydrology and respective monitoring to demonstrate compliance. See checklist at end of document. Contact your local Regional Office for questions specific to your mine. 21) If you are dewatering, are there wetlands or surface waters within 400' of the mine pit perimeter? ❑ No X Yes 1f yes, what distance are they from the mine pit perimeter? Minimum of 50 feet. 22) Have you been required to obtain a 404/401 Certification permits? X No ❑ Yes If yes, please briefly describe below (include information such a required mitigation, 6MPs, setbacks, and/or O&M plans for on or off -site wetlands or other pertinent information). Attach other sheets as necessary: Page 4 of 8 SWU-NCG02-NOI Last revised 3/15/2012 NCG020000 N.O.I. 23) Have you been required to obtain a wetland delineation certified by the US Army Corps of Engineers? ❑ No X Yes If yes, please attach to application submission. Stormwater BMPs: 24) Does this facility employ any best management practices for stormwater control? ❑ No X Yes . If yes, please briefly describe: _Construction entrance, silt fence, stilling basin with skimmer, and slope drains as needed are recommended to address stormwater, The stilling basin may be removed once the borrow pit excavation is expanded so storm drainage enters the pit area. 25) Does this facility have a Stormwater Pollution Prevention Plan? ❑ No X Yes If yes, when was it implemented? 26) Will vehicle maintenance activities occur at this facility? X No ❑ Yes Wastewater Treatment Facilities: 27) Will mine dewatering discharges occur? ❑ No X Yes 28) Will discharges of overflows from process wastewater treatment systems occur? X No ❑ Yes If yes, a. Does this facility employ chemical additives to flocculate suspended solids? ❑ No ❑ Yes If yes, please state the name, manufacturer and the quantity of average daily usage of the chemical additive Note: Please see our website for a list of evaluated polyacrylamide (PAMS) products for use in North Carolina: http://portal.ncdenr.org/web/wg/Ws/su/ngdessw b. Does this facility overflow only during rainfall events exceeding the 10-yr, 24-hr rainfall event? ❑ No ❑ Yes 29) Are wastewater treatment facilities (including recycle systems) planned in the 100-year flood plain? X No ❑ Yes 30) Is your facility washing mined materials? X No ❑ Yes If Yes, are you discharging this water? Page 5 of 8 SW U-NCG02-NOI Last revised 3/15/2012 NCG020000 N.Q.I. Other: 31) Hazardous Waste: a) Is this facility a Hazardous Waste Treatment, Storage, or Disposal Facility? X No ❑ Yes b) Is this facility a Small Quantity Generator (less than 1000 kg. of hazardous waste generated per month) of hazardous waste? X No ❑ Yes c) is this facility a Large Quantity Generator (1000 kg, or more of hazardous waste generated per,month) of hazardous waste? XNo El Yes d) If you answered yes to questions b. or c., please provide the following information: Type(s) of waste: How is material stored: Where is material stored: How many disposal shipments per year: Name of transport / disposal vendor: _ Vendor address: 32) Is your facility providing appropriate secondary containment for bulk storage of liquid materials? See permit text for secondary containment requirements. ❑ No X Yes This is needed if diesel fuel for pumps is stored on site 33) Does your site have an active landfill'within the mining permit boundary? X No ❑ Yes If yes, specify type: ❑ LCID ❑ Other: Final Checklist: This application will he returned as incomplete unless all of the following items have been included and Initialed for. Please show that the following required information has been Included by initialing In each space below. Fee of $100 made payable to NCDENR. Completed application and all supporting documents. Copy of the valid approved mining permit (MP) for the facility or indication of MP application status, Copy of a county map or other general location map that shows the mining site and nearest major roads. Copy of USGS topographic map showing the mining site and surrounding areas, or other map that clearly shows site location in relation to nearby streams, wetlands, and other waters, etc. 2 copies of large-scale (minimum 24" x 36") site plan with topographical lines with all outfalls, applicable buffers and wetlands clearly delineated, and 100-year flood plain line if applicable. A copy of your DLR mining permit, A copy of your US Army Corps -approved wetland delineation if you marked "yes" to question 23 above. Aline drawing of the water flow through the facility. A pictorial description of the nature and amount of any sources of water and any collection and treatment measures. If mine site is in one of the 20 Coastal Counties: • Applicant has checked with the appropriate regional office to verify the need for a Coastal State Stormwater permit. Regional Office Contact: Page 6 of 8 SWU-NCG02-NOI Last revised 3/1512012 NCG020000 N.O.I. -OR- Applicant has included a detailed list of impervious surface areas and percentages, sub -drainage areas and total drainage area. If the mine is dewatering and near wetlands, or may otherwise Impact surface waters or groundwater, include the following and contact your local regional office about a Pumping 0&M Plan (see below for contact information). You may be required to provide an approved Pumping O&M plan priorto NCG02 issuance. 2 copies of detailed Full Size Plans (at least 24" x 36") delineating areas on the plans and listing acreage (including: wetlands, ditches, well -placements, pits, borrow areas, overburden storage, stormwater controls/i3MPs, vehicle maintenance areas, settling basins, product process (such as screening, stockpiles, waste piles), total drainage area, impervious surface percentages (if state sw programs apply), applicable buffers, and access and/or haul roads). Pump dewatering size and information on its specifications. Well information (design, depths, maintenance). Physical monitoring for the wetlands areas. Settling pond sizing information, if applicable. Level spreader design, if applicable. Details about dewatering method. Cone of influence calculations. Description of measures to prevent erosion and flooding. Description & information about 401/404 permits that have been obtained, Copy of US Army Corps of Engineers wetland delineations or approved wetland delineation (if applicable). I have contacted my local regional office about a Pumping 0&M Plan. Regional Office Contact: . Date contacted: I will not any impact nearby wetlands, surface waters or groundwater by dewatering. Certification: North Carolina General Statute 143-215.6 b (i) provides that: Any person who knowingly makes any false statement, representation, or certification in any application, record, report, plan, or other document filed or required to be maintained under this Article or a rule implementing this Article; or who knowingly makes a false statement of a material fact in a rulemaking proceeding or contested case under this Article; or who falsifies, tampers with, or knowingly renders inaccurate any recording or monitoring device or method required to be operated or maintained under this Article or rules of the (Environmental Management] Commission implementing this Article shall be guilty of a Class 2 misdemeanor which may include a fine not to exceed ten thousand dollars ($10,000). 33) Signatory Requirements (per 40 CFR 122,22) Ail applfcations, reports, or Information submitted to the Director shall be signed and certified. a. All notices of intent to be covered under this General Permit shall be signed as follows: (1) For a corporation: by a responsible corporate officer. For the purpose of this permit, a responsible corporate officer means: (a) a president, secretary, treasurer or vice president of the corporation In charge of a principal business function, or any other person who performs similar policy or decision making functions for the corporation, or (b) the manager of one or more manufacturing production or operating facilities employing more than 250 persons or having gross annual sales or expenditures exceeding 25 mlillon (In second quarter 1980 dollars), if authority to sign documents has been assigned or delegated to the manager in accordance with corporate procedures, (2) For a partnership or We proprietorship, by a general partner or the proprietor, respectively; or (3) For a municipality, state, federal, or other Public agency: by either a principal executive officer or ranking elected official. I hereby request coverage under the referenced General Permit, I understand that coverage under this permit will constitute the permit requirements for the discharge(s) and is enforceable in the same manner as an individual permit. I agree to abide by the following as a part of coverage under this General Permit; 1. 1 agree to abide by the approved Mining Permit for this mining activity. (A copy of the valid mining permit must be attached to this request. Page 7 of 8 SWU-NCG02-NOI Last rev(sed 3/15/2012 NCG020000 N:0.1. 2. 1 agree to not discharge any sanitary wastewater from this mining activity except under the provisions of another NPDES permit specifically issued therefore. 3. 1 agree that bulk storage of petroleum products and other chemicals shall have adequate protection so as to contain all spills on the site. 4. 1 agree that solid wastes will be disposed of in accordance with N.C. statutes and rules governing solid waste disposal. 5. 1 agree that maintenance activities for vehicles and heavy equipment will be performed so as to not result in contamination of the surface or ground waters. I agree to abide by the provisions as listed above and recognize that the provision_ s are to be considered as enforceable requirements of the General Permit. I certify that I am familiar with the information contained in this application and that to the best of my knowledge and belief such information is true, complete, and accurate. Printed Name of Person Title: (Signature of Applican) (Date Signed) Notice of Intent must be accompanied by a check or money order for $100.00 made payable to NCDENR. Mail the entire package to: Stormwater and General Permits Unit Division of Water Quality 1617 Mail Service Center Raleigh, North Carolina 27699-11617 Note The submission of this document does not guarantee the issuance of an NPDIES permit. For questions, please contact the DWG? Regional Office for your area. DWQ Regional Office Contact Information: Asheville Office ...... (828) 296-4500 Fayetteville Office ,.. (910) 433-3300 Mooresville Office ... (704) 663-1699 Raleigh Office ........ (919) 791-4200 Washington Office ,,. (252) 94676481 Wilmington Office ... (910) 796-7215 Winston-Salem .,.... (336) 771-5000 Central Office ......... (919) 807-6300 Page 8 of 8 SWU-NCG02-NO! Last revised 3/1512012 Borrow Pit 4 To support construction of the new Base Entry Road Marine Corps Base Camp Lejeune Onslow County, North Carolina Evaluation of Requirements for an Operation and Maintenance Plan and Stormwater Pollution Prevention Plan (SWPPP) July 2012 Prepared by: AMEC Environment & Infrastructure, Inc. 2041 Stirrup Creek Drive, Suite 100 Durham, NC 27703 919-381-9900 License Number F-0653 Borrow Pit 4 MCB Camp Lejeune, Onslow County Evaluation of Operation and Maintenance Requirements and Stormwater Pollution Prevention NPDES General Permit NCG020000 Introduction Operation and maintenance plans, when required for mining operations, are site specific. These plans may use similar Stormwater best management practice (BMP) components as part a of a site specific Stormwater pollution prevention plan (SWPPP). This document will identify and describe all measures necessary to protect water quality and nearby wetlands for the borrow pit activities. Compliance with Part II Section A: Requirements to Construct New or Expanding Treatment Facilities. Session Law 2011-394 Section 9 discontinued ATC requirements as of July 1, 2011 for wastewater treatment and disposal systems at industrial facilities with discharge permits. This change affects NCG020000 for mine dewatering. The proposed borrow pit 4 will follow guidance from NCDENR associated with NCGO20000. Compliance with Part III Section A: Monitoring, Controls, and Limitations for Permitted Discharges. A Stormwater Pollution Prevention Plan (SWPPP) that can be easily understood and followed by borrow pit workers is required to be developed and implemented. A SWPPP is attached to this document. The SWPPP addresses items 1 through 6 in Section A of Part III, including a site plan, erosion and sedimentation control plan, Stormwater management plan, spill prevention and response plan, preventative maintenance and good housekeeping program, and employee training. Compliance with Part III Section C: Effluent Limitations and Monitoring Requirements for Mine Dewatering Wastewater and Process Wastewater. This section of the permit requires permittees to provide an Operation and Monitoring Plan that demonstrates the effect of pumping, and as necessary, establish a pumping regime necessary to reduce potential impacts to adjacent wetlands. All wetlands in the vicinity of borrow pit 4 have been delineated and the Corps has verified the wetland boundaries. Wetlands have been surveyed and located on the borrow pit plans. As requested on page 5 of the NPDES NCG020000 permit application, the wetland delineation is attached. There will be two types of discharge from the borrow pit site, Stormwater runoff and mine dewatering. Compliance with Part III Section B: Stormwater Discharges: Analytical Monitoring Requirements. Part III Section B defines stormwater discharges as stormwater from mining activity areas, including but not limited to areas of mine excavations, other land disturbance, process areas, and vehicle maintenance. This section does not apply to wastewater discharges from mine dewatering and process areas. Analytical monitoring is not required for any basin or pond designed to contain the 25- year, 24-hour storm without discharging and that can regain capacity to hold such an event within 5 days time through means other than discharging to surface waters. A basin or pond that meets these requirements is considered a non -discharging stormwater control. Calculations were performed to take into account the rainfall on the borrow pits and the area immediately around them and draining to them. A 25-year storm event causes a rise in the excavation area of 1.3 ft. The observed ground water is approximately 19 ft below ground surface. Based on these calculations, this pit is non -discharging. Compliance with Part Ill Section C: On -Site Vehicle Maintenance Monitoring Requirements. Facilities that have on -site vehicle maintenance activity that use more than 55 gallons of new motor oil per month averaged over a calendar year must perform analytical monitoring of stormwater discharge. No vehicle maintenance will be performed on this site. Any maintenance performed on vehicles used in the removal or transport of borrow material from this site will be performed at off -site locations. Compliance with Part III Section D: Qualitative Monitoring Requirements for Stormwater Discharges. This section of the permit requires that a visual inspection of each stormwater outfall regardless of representative outfall status shall be performed according to semi-annual qualitative monitoring requirements. Qualitative monitoring is intended to evaluate the effectiveness of the SWPPP, assess new sources of stormwater pollution, and prompt the permittee's response actions to pollution. Qualitative sampling at each outfall must take place during a representative storm event as defined for this General Permit, unless adverse weather conditions prevent sample collection during the sample collection period. Inability to sample due to adverse weather conditions must be documented in the SWPPP with date, time, and written narrative. A minimum of 60 days must separate monitoring dates. Compliance with Part 111 Section E: Effluent Limitations and Monitoring Requirements for Mine Dewatering Wastewater and Process Wastewater. Mine dewatering requirements apply to all mines including borrow pits. During the period beginning on the effective date of the permit and lasting until expiration, the permittee is authorized to discharge mine dewatering wastewater controlled in accordance with conditions of this permit. It shall be the responsibility of the Contractor to provide the EMD with withdrawal.totals meeting NCDENR CCPCUA permit requirements and in accordance with any monitoring requirements set forth by this permit for which this application is intended. An evaluation of soils, seasonal high water table (SHWT), and ground surface elevations reveals the underlying soils present are generally Baymeade fine sand and Marvyn loamy fine sand. The highest recorded groundwater level in the piezometer was 19 feet below the EGS. Based on observed SHWT, water in the pit, once it has reached equilibrium, is anticipated to be above the stream elevation. Therefore, based on approved NCDOT methodology for determining minimum buffer requirements, the proposed Borrow Pit 4 would be considered a Type 2: Flow from pit to wetland. Type 2 pits do not require Skaggs Method calculations. A minimum setback of 50' feet from the jurisdictional feature will be required. Borrow Pit 4 MCB Camp Lejeune, Onslow County, NC Stormwater Pollution Prevention Plan (SWPPP) Site Plan. A site plan providing a physical description of the facility and its location relative to surrounding roads and surface waters is attached. A USGS topographic quad map shows the borrow pit relative to the features around it. See figures attached with mining permit application. This property drains to Wallace Creek and from there to New River in the White Oak River Basin. Wallace Creek is not on the 303(d) list. This is not a TMDL watershed. Narrative. The site is currently undisturbed. it will be cleared in order to be used as a borrow pit to construct a new Base Entry Road at MCB Camp Lejeune. Erosion and sediment control devices will be installed according to the approved mining permit prior to any earth moving on site. Topsoil and other unsuitable fill material will be temporarily stockpiled and stabilized on site during active excavation of the borrow pit. The stockpile will be removed and topsoil spread over the site prior to seeding it as part of the remediation plan. The borrow pit is designed to be up to 30 feet deep. Dewatering is proposed to facilitate excavation activities down to design depth, There will be no process or unloading activities on the site. The site will be operated strictly as a source of fill material to be used in the construction of the Base Entry Road on MCB Camp Lejeune. There will be no vehicle /machinery maintenance on site. There have been no significant spills or leaks on the site. The construction contractor will be responsible for all sampling and monitoring requirements for the life of this permit. Erosion and Sedimentation Control. A mining plan for this borrow pit has been prepared and submitted to NC Department of Natural Resources — Land Quality Section for review and approval. Erosion control is an integral part of this plan. A copy of the mining permit application is attached. Stormwater Management Plan. Management of Stormwater Runoff and Runon — Silt fence will be installed around the perimeter of the borrow pit. Temporary diversion swales are proposed to carry runoff to stilling basins for treatment before it is released through a skimmer device. In general most Stormwater runoff will enter the barrow pits and not be discharged from the site. Slope drains may be installed to direct Stormwater into the borrow pit in a non -erosive manner. Once stormwater is being directed into the borrow pit, the skimmer basin may be removed. A temporary culvert will be installed under the access road to the borrow pit. BMP Control Inspection and Maintenance — Stilling ponds with skimmers, silt fence, and slope drains will be inspected and inspections will be recorded once every seven days and within 24 hours of any storm event that results in a discharge from an active site. A rain gauge shall be kept on site and rainfall amounts shall be recorded. Stilling ponds must be cleaned out when sediment storage capacity is at 50% permitted volume. If sediment is leaving the site, corrective action shall be taken to reduce sediment discharge. Corrective actions shall be recorded. The record book shall be maintained on site for the duration of borrow pit operations and made available to DENR inspectors at their request. Secondary Containment will be the responsibility of the Contractor as detailed in the Contractor's specific Operation and Maintenance plan. Spill Prevention and Response Plan (SPRP). The site will be used for loading mined sand/clay suitable to build a road bed. There will be no transfer of fluids or other pollutants that would necessitate a SPRP. Preventive Maintenance and Good Housekeeping. The permittee is informed of the requirement to maintain all mining equipment in good working order to prevent any discharge of pollutants into surface water or groundwater. Any fluids spilled on site shall be cleaned up to the maximum extent practicable and properly disposed of to prevent entry to surface waters or groundwater of the state. Schedules for inspections, maintenance, housekeeping, and documentation shall be recorded and maintained in the SWPPP. Employee Training. The permittee is responsible to identify and train all personnel in any of the mining operations that have the potential to contaminate stormwater runoff. Training will cover spill response and cleanup, preventive maintenance activities, and any operations that have the potential to contaminate stormwater runoff, such as fueling procedures. This training is to take place at the start of mining operations and at a minimum on an annual basis. Training shall be documented by the signature of each person trained. Plan Amendment. The permittee shall amend the Plan whenever there is a change in the design, construction, operation, or maintenance that has a significant effect on the potential for discharge of pollutants to surface waters. All aspects of the SWPPP shall be reviewed and updated on an annual basis. The annual update shall include an updated list of significant spills or leaks of pollutants for the previous three years, or notification that no spills have occurred. The annual update shall include written re -certification that the stormwater outfalls have been evaluated for the presence of non-stormwater discharges. Each annual update shall documented re-evaluation of the effectiveness of the BMPs listed in the BMP summary of the Stormwater Management Plan. Plan Implementation. The permittee shall implement the Plan and all appropriate BMPs to ensure contaminants do not enter surface waters via stormwater that comes into contact with any unstabilized overburden, raw materials, intermediate products, finished products, byproducts, or waste products located on the site covered by this permit. Implementation of the plan shall include documentation of all monitoring, measurements, inspections, maintenance activities, and training provided to employees. Documentation shall be kept on site and made available to Director or Director's representative upon request. Borrow Pits Lateral Effect Evaluation The US Army Corps of Engineers (USAGE) indicated that borrow activities related to the BER project will be required to be conducted according to NCDOT procedures (personal correspondence USACE November 3, 2009). The outer limits of proposed borrow pits 4 and 7 are within 400 feet of jurisdictional features. These proposed borrow areas will need to be evaluated according to the NCDOT standard described below. Section 230 — Borrow Excavation, of the "North Carolina Department of Transportation Standard Specifications for Roads and Structures, July 2006" requires that if a Contractor proposes a borrow source, an environmental assessment will be conducted that includes a wetland and stream delineation extending 400 feet beyond the proposed borrow source limits. This section requires that if wetlands and streams are present within 400 feet of the borrow source: 1. Submittal of a hydrologic analysis (Skaggs Method) or equivalent to determine if lateral effects will impact or cause degradation to wetland or streams consisting of but not limited to: a) Hydric soil type; b) Average profile depth to restrictive soil layer; c) Effective hydraulic conductivity or permeability; d) Average drainable porosity or available water capacity; and e) Required buffer width, including safety factor. 2. If wetlands and streams are present within 400 feet and the contractor does not propose to excavate below the seasonal high water table or the water level in the adjacent stream, no documentation is required. 3. If wetlands or streams are not present within 400 feet, no additional documentation is required. AM EC scientists collected field data on April 8, 2010 for borrow pits 4 and 7. Field data collected included: soil profile descriptions to determine soil series present; depth to seasonal high water table; depth to restrictive layers; and existing ground elevations of jurisdictional features. The soils were described by a MACTEC licensed soil scientist. The soil borings and elevation surveys were completed at previous geotechnical boring locations that were within 400 feet of a jurisdictional feature. These geotechnical boring locations were located by survey and the ground surface elevations are known. The results of the lateral effect evaluation and recommended buffers are presented below. Borrow Pit 4 Borrow pit 4 is located between Stone Street and Wallace Creek, and is less than a half -mile west of the proposed roadway alignment. Pit #4 is approximately 17 acres in size. The site is heavily wooded with thick undergrowth. The overall slope of the land is south-east toward Wallace Creek which is classified as SB; NSW. The existing elevation for this site ranges from 16 feet to 24 feet msl. Access to borrow pit 4 will be from Stone Road. The soil boring and elevation data were collected at boring 13P4-15. The soils present at this location are generally similar to the Baymeade fine sand soil series. According to data collected by AMEC, the seasonal high water table (SHWT) was observed at 2.5 feet (30 inches) below ground surface (BGS). The elevation of the jurisdictional feature adjacent to BP4-15 was determined to be approximately 10-11 feet below ground surface. The ground surface elevation of the stream channel is 7.5-8.5 feet below the SHWT depth. Based on observed SHWT, water in the pit once it has reached equilibrium is anticipated to be above the stream elevation. Therefore, based on approved NCDOT methodology for determining minimum buffer requirements, the proposed Borrow Pit 4 would be considered a Type 2: Flow from pit to wetland. Type 2 pits do not require Skaggs Method calculations. A minimum setback of 50' feet from the jurisdictional feature will be required. Borrow Pit 7 Borrow pit 7 is approximately 1-mile south of the southern tip of the proposed alignment along Sneads Ferry Road. Pit #7 is the largest of all is spread across approximately 42 acres. However, a significant portion of Pit 47 is covered by shallow water as a result of previous borrow pit excavations. The site is primarily clear of vegetation with the exception of one small area of existing pine trees in the middle of the propose pit. The site is generally flat with elevations ranging from 23 feet to 28 feet msl. Drainage from this area is naturally directed toward two existing excavations pits on -site and ultimately flows towards Cowhead Creek which is classified as SC; NSW. Access to borrow pit 7 will be from an existing dirt road to the south of the proposed pit. The soil boring and elevation data were collected at boring BP7-19. The soils present at this location are generally similar to the Onslow loamy fine sand soil series. According to data collected by AMEC, the seasonal high water table (SHWT) was observed at 1.5 feet (18 inches) below ground surface (BGS). The elevation of the jurisdictional feature adjacent to BP4-15 was determined to be approximately 2.0 feet above ground surface. The elevation of the SHWT in the borrow pit is approximately 3.5 feet below the surface elevation of the upstream wetland. Based on observed SHWT, water in the pit once it has reached equilibrium is anticipated to be below the stream elevation. Therefore, based on approved NCDOT methodology for determining minimum buffer requirements, the proposed Borrow Pit 7 would be considered a Type 1: Flow from wetland to pit. Type 1 pits require Skaggs Method calculations. Lateral Effect output is shown below. A minimum setback of 172 feet from the jurisdictional feature will be required. APPLICATION FOR A MINING PERMIT NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES - LAND QUALITY SECTION APPLICATION FOR A MINING PERMIT (PLEASE PRL 1T OR TYPE) 1. Name of Mine: BORROW PITS 4,7 & 10A; CAMP LEJEUNE BASE ENTRY ROAD County: ONSLOW River Basin: WHITE OAK Latitude (decimal degrees to four places): 34.6903, 34.6603 & 34.7417, RESPECTIVELY Longitude (decimal degrees to four places): _77.3552,-77.3217 &-77.3925, RESPECTIVELY 2. Name of Applicant; MARINE CORPS INSTALLATION EAST, MARINE CORPS BASE CAMP LEJEUNE WCIEAST-MCS CAMLEJI 3. Permanent address for receipt of official mail: COMMANDING GENERAL IF&E/EMD/EQB, 12 POST LANE, CAMP LEJEUNE, NC 28547 Telephone: ( 910 ) 451- 2213 Alternate No. ( ) N/A Mine Office Address: SAME AS #3 Telephone: ( 910 ) 451— 0876 T T Kline Manager: Matt Ojeary We hereby certify that.all details contained in this Permit Application are true and correct to the best of our knowledge. We fu understa that any willful misrepresentation of facts will be cause for permit revocation. ***Signature- Date Print Name Title * This will be the name that the mining permit will be issued to and the name that must be indicated on the reclamation bond (security that corresponds to this site. * * The Land Quality Section must be notified of any changes in the permanent address or telephone number. *** Signature of company. officer. required. G.S. 74-51 provides that the Department shall grantor deny an application for a permit within 60 days of receipt of a . complete application or, -if a public hearing is held, within 30 days following the hearing and the filing of any supplemental information required by the Department. All questions must be addressed and all required maps provided before this application can be considered complete. Attach additional sheets as needed. APPLICATION FOR A MINING PERMIT NOTE: All of the following questions must be thoroughly answered regarding your wining operation for the intended life of the mine. All responses must be clearly conveyed on a corresponding, detailed mine map. A. GENERAL CHARACTERISTICS OF THE MINE 1. Answer all of the following that apply: ® If this is an application for a NEW permit, indicate the total acreage at the site to be covered by the permit (this is the acreage that the "new permit" fee will be based upon): 102.3 ACRES Of this acreage, how much is owned and how much is leased? Acres owned: 102.3 ACRES Acres leased: -0- Property owner if leased: NIA ❑ If this is an application for RENEWAL of a mining permit, indicate the mining permit number and the total (overall) acreage covered by the existing pen -nit: Mining Permit No.: Total permitted acreage (this is the acreage that the "renewal" fee will be based upon): ❑ If this is an application for a MODIFICATION to a ;Wining permit, indicate the mining permit number and the total (overall) acreage covered by the existing permit. Mining Permit No.: Total permitted acreage: Does the modification involve acreage within the previously approved permitted boundary? Yes ❑ No ❑. If yes, indicate the acreage to be covered by this modification (this is the acreage that the "major modification" fee will be based upon): Does the modification involve acreage outside the previously approved permitted boundary? Yes ❑ No E. If yes, indicate the additional acreage to be covered by this modification: . (NOTE: you must complete all of Section F. of this application form entitled Notification of Adjoining Landowners). Of this acreage to be added to the permit, will any portion of this acreage be affected (i.e.: disturbed, ground cover removed) by the mining operation? Yes ❑ No ❑ (If no, a "minor modification" fee of $100.00 is required, despite the "undisturbed" acreage to be added). If yes, indicate the acreage to be affected within the acreage to be added to the permit (the total acreage to be added to the permit is the acreage that the "major modification" fee will be based upon): ❑ If this is an application for TRANSFER of a mining permit, indicate the ruining permit number and the total (overall) acreage covered by the existing permit. Mining Permit No.: Total permitted acreage: SEE THE FEE SCHEDULE AT THE END OF THIS FORM FOR THE PROPER FEE AMOUNT TO BE PAID FOR THE REQUESTED PERMIT ACTION(S) AND CORRESPONDING ACREAGE NOTED ABOVE 2. Name of all materials mined: SAND AND CLAY SUITABLE FOR ROAD BED CONSTRUCTION 3. Mining method: ❑ ITydraulic Dredge ® Front-end Loader & Truck . ® Shovel & Truck ❑ Dragline & Truck ® Self -loading Scraper Other (explain): 4. a. Expected maximum depth of mine (feet): 30 FEET Depth is relative to what benchmark? (e.g., natural ground level, mead sea level, road elevation, etc.) RELATIVE TO NATURAL (EXISTING) GROUND LEVEL b. Expected average depth of mine (feet): 25-30 FEET (BELOW. EXISTING GROUND LEVEL) 5. Has any area(s) at this site been mined in the past? Yes ❑ No Z APPLICATION FOR A N TNING P'ERAUT If yes, when and by whom was this activity conducted? 6. Number of years for which the permit is requested (10 years maximum): 10 YEARS P-Ma0_0 1. Clearly mark and label the location of your mining operation on -six 6 covies of a 7,5-minute quadrangle and a county highway map. These maps, in addition to six f6l -copies of all mine maps and reclamation maps, must be submitted with each permit application. 7.5-minute quadrangles may be obtained from the N.C. Geological Survey: Mailing Address:' Physical Address: 1612 Mail Service Center OR 512 North Salisbury Street, 5t' Floor Raleigh, North Carolina 27699-1612 Raleigh, North Carolina 27604 (919) 733-2423 www.gcologv.enr.state.nc.us/ County highway maps may be obtained from the N.C. Department of Transportation: [forth Carolina Department of Transportation - Geographic Information Systems (GIS) Mailing Address: NCDOT GIS Unit 1587 Mail Service Center Raleigh, North Carolina 27699-1387 Physical Address: NCDOT GIS Unit 3401 Carl Sandburg Court Raleigh, North Carolina 27610 (919) 212-6000 www.nedot,org/Lt/giLContact/default,htmi 2. Mine maps must be accurate and appropriately scaled drawings, aerial photographs or enlarged. topographic maps of the entire mine site. All aspects of the mine site must be clearly labeled on the maps along with their corresponding (approximate) acreage. As a reminder, mining permits can only be issued for up to 10 years; thus, all mine and reclamation maps must only, denote those Activities that are intended to be conducted during the life of the mining permit. All maps must be of a scale sufficient (see minimum requirements listed below) to clearly illustrate the following, of as minimum: a. Property lines of the tract or tracts of land on which the proposed mining activity is to be located including easements and rights -of -way. b. Existing or proposed permit boundaries. c. Initial and ultimate limits of clearing and grading. d. Outline and width of all buffer zones (both undisturbed and unexcavated). e. Outline and acreage of all pits/excavations. f. Outline and acreage of all stockpile areas. g. Outline and acreage of all temporary and/or permanent overburden disposal areas. h. Location and acreage of all processing plants (Processing plants may be described as to location and distance from mine if sufficiently far removed). i. Locations and names of all streams, rivers and lakes. J Outline and acreage of all settling and/or processing wastewater ponds. k. Location and acreage of all planned and existing access roads and on -site haul roads. 1. Location of planned and existing on -site buildings. m. Location and dimensions of all proposed sediment and erosion control measures. n. Location of 100-year floodplain limits and wetland boundaries. o. Names of owners of record, both public and private, of all tracts of land that are adjoining the mining permit boundary; if an adjoining tract is owned or leased by the applicant or is owned by the lessor of the mine tract, names of owners of record of tracts adjoining these tracts, that are within 1,000 feet of the mining permit boundary, must be provided on the mine map. APPLICATION FOR A MINING PER1N1IT p. Names of owners of record, both public and private, of all tracts of land that are adjoining the mining permit boundary which lie directly across and are contiguous to any highway, creek, stream, river, or other watercourse, railroad track, or utility or other public right-of-way. If an adjoining tract is owned or leased by the applicant or is owned by the lessor of.the mine tract, names of owners of record of tracts adjoining these tracts, that are within 1,000 feet of the mining permit boundary, must be provided on the mine map(s), NOTE: "Highway" means a road that has four lanes of travel or less and is not designated as an. Interstate Highway. q, Map legend: 1, Name of applicant 2. Name of mine 3. North arrow 4. County 5, Scale 6. Symbols used and corresponding names 7. Date prepared and revised 8. Name and title of person preparing map Map scales should meet the following guidelines: PERMITTED ACREAGE MAP SCALE 0-49 Acres 1 inch = 50 feet 50-199 Acres 1 inch = 100 feet 200+ Acres 1 inch = 200 feet (NOTE: Smaller scaled maps may be acceptable if they clearly illustrate the above items) APPLICATION FOR A MINING PERMIT A table/chart must be provided on the mine map that clearly lists the approximate acreage of tailings/sediment ponds, stockpiles, wastepiles, processing area/haul roads, mine excavation and any other major aspect of the mining operation that is proposed to be affected/disturbed during the life of the mining permit. A tablelchart similar to the following will be acceptable: CATEGORY AFFECTED ACREAGE Tailings/Sediment Ponds 0.03(BP4) + O(BP7) + 0.03(BP10A) = 0.06 TOTAL Stockpiles 0.5(BP4) + O(BP7) + 4.1(BP10A) = 4.7 TOTAL Wastepiles -0- Processing Area/Haul Roads 1.2(BP4) + O(BP7) + 1.0(BP10A) = 2.2 TOTAL Mine Excavation 15.6(BP4) + O(BP7) + 8.8(BP10A) = 24.4 TOTAL Other (Miscellaneous Grading) 0.2(BP4) + O(BP7) + 2..0(8P10A) = 2.2 TOTAL =Totalsturbed Acreage" 17.5(BP4) + O(BP7) + 15.9(BP10A) = 33.4 TOTAL "NOTE; DISCREPANCIES WITHIN THE TOTALS ARE DUE TO ROUNDING APPROXIMATIONS, NOTE: IN ADDITION. TO THE ABOVE, THE MAPS MUST ALSO INCLUDE ANY SITE -SPECIFIC INFORMATION THAT IS PROVIDED IN THE ANSWERS TO THE FOLLOWING QUESTIONS IN THIS APPLICATION FORM (PLEASE NOTE THE ITALICIZED QUESTIONS/STATElyiENTS THROUGHOUT THEFORIYI). THIS APPLICATION WILL NOT BE CONSIDERED COMPLETE WITHOUT ALL RELEVANT ITEMS BEING ADEQUATELY ADDRESSED ON THE MINE MAPS. APPLICATION FOR A MINING PERMIT C. PROTECTION OF NATURAL RESOURCES 1. Describe in detail the sequence of events for the development and operation of the mine and reference the sequence to the mine map(s). Attach additional sheets as needed. 1. ACQUIRE ALL NECESSARY PERMITS FOR OPERATION PRIOR TO DISTURBING SITE, 2. INSTALL EROSION AND SEDIMENTATION CONTROL DEVICES. 3. CLEAR AND GRUB SITE, 4. REMOVE'TOPSOIL AND STOCKPILE 1T AS NOTED ON THE MINING PLAN, 5. PROVIDE ADDITIONAL EROSION AND SEDIMENTATION CONTROL MEASURES AS NEEDED. 6. START EXCAVATING FROM DESIGNATED AREAS. 7. INSTALL STILLING BASIN AND WELL FOR PUMPING GROUNDWATER. 8. ONCE PITS HAVE BEEN EXCAVATED TO DESIGN DEPTH, REMOVE WELL(S) AND STABILIZE SITE ACCORING TO THE APPROVED REMEDIATION PLAN. 9. REMOVE TEMPORARY EROSION AND SEDIMENTATION CONTROL DEVICES AND PERMANENTLY STABILIZE ANY REMAINING DISTURBED AREAS. 2. Describe specific erosion control measures to be installed prior to land disturbing activities and during raining to prevent offsite sedimentation (include specific plans for sediment and erosion control for mine excavation(s), waste piles, access/mine roads and process areas), and give a detailed sequence of installation and schedule for maintenance of the measures. Locate and label all sediment and erosion control measures on the mine maps) and provide typical cross-sections/construction details of each measure. Engineering designs and calculations are required to justify the adequacy of any proposed measures. STABILZED CONSTRUCTION. ENTRANCE(S) WILL.BE. INSTALLED FIRST FOLLOWED. BY SEDIMENT FENCE. ONCE SITE IS CLEARED, TEMPORARY DIVERSIONS, SLOPE DRAINS, AND STILLING BASINS WITH STABILIZED OUTLETS WILL BE INSTALLED. CLEARED AREAS ON THE PERIMETER OF THE SITE AND ON SLOPES GREATER THAN 3:1 THAT ARE NOT BEING ACTIVIELY USED OR BROUGHT TO FINAL GRADE WITHIN SEVEN (7M DAYS WILL BE TERM PORARILYSEEDED IN MULCHED. OTHER DISTURBEDAREAS WILL BE SEEDED AND MULCHED WITHIN FOURTEEN (14) DAYS IF NOT BEING ACTIVELY USED. 3. a. Will the operation involve washing the material mined, recycling process water, or other waste water handling? Yes ❑ No ® if yes, briefly describe all such processes including any chemicals to be used. b. Will the operation involve discharging fresh or waste water from the mine or plant as a point discharge to the waters of the State? Yes ® No ❑ .If yes, briefly describe the nature of the discharge and locate all proposed discharge points (along with their method of stabilization) on your mane map(s). THE BORROW PITS WILL BE DEWATERED BY PUMPING THE GROUNDWATER LEVEL BELOW THE LEVEL OF EXCAVATED MATERIAL. WATERTHAT CANNOT BE CONTAINED ON SITE WILL BE DISCHARGED FROM A STORAGE CELL TO A STILLING BASIN WITH BAFFLES AND SKIMMER AND THEN DISCHARGED AT A NON -EROSIVE VELOCITY. APPLICATION FOR A MINING PERMIT c. Will any part of the proposed mine excavation(s) extend below the water table? Yes ® No ❑ If yes, do you intend to dewater the excavations)? Yes 1Z No ❑ If yes, what impact, if any, will mine dewatering have on neighboring wells? Estimated withdrawal rate in gallons per day: 490,OD0 GPD (BP10A ONLY). Locate all existing wells an the mine map(s) that lie within 500 feet of the proposed excavation area. Provide data to support any conclusions or statements made, including any monitoring well data, well construction data and current water withdrawal rates. Indicate whether the proposed mine locale is served by a public water system or private wells. BORROW PIT 10A WILL BE DEWATERED IN ORDER TO EXCAVATE TO A DEPTH OF 30 FEET BELOW GRADE. WATER SUPPLY WELLS ON MCB CAMP LEJEUNE ARE DEEP WELLS THAT WITH DRAWL WATER FROM A DIFFERENT AQUIFER, UNAFFECTED BY THE DEWATERING ACTIVITIES AT THE SURFACE AQUIFER. GROUNDWATER WITHIN THE REMAINING BORROW PITS WILL BE MANAGED ONSITE. d. If you answered yes to any of the above questions, provide evidence. that you have applied for or obtained the appropriate water quality permit(s) (i.e., non -discharge, NPDES, Stormwater, etc.) from the Division of Water Quality, Water Quality Section. In addition, the applicant is required to register water use with the Division of Water Resources if the operation withdraws more than 10,000 gallons per day and needs a capacity use permit from the Division of Water Resources if the operation lies in a capacity use area and withdraws more than 100,000 gallons per day. A CAPACITY USE PERMIT AND GENERAL PERMIT NCG020000 APPLICATIONS FOR BORROW PIT 10A HAVE BEEN PREPARED AND ARE UNDER REVIEW BY NCDENR. 4. a. Will the operation involve crushing or any other air contaminant emissions? Yes ❑ No If yes, indicate evidence that you have applied for or obtained an air quality permit issued by the Division of Air Quality or local governing body. b. How will dust from stockpiles, haul roads, etc., be controlled? IF DUST BECOMES AN ISSUE, NON -POTABLE WATER CAN BE SPRAYED PERIODICALLY OVER THE HAUL ROADS TO REDUCE DUST, STOCKPILES OF UNSUITABLE FILL CAN BE TEMPORARILY SEEDED TO PROVIDE COVER AND HOLD SOIL IN PLACE. APPLICATION FOR A MDTING PEPMT 5. a. A buffer will be required between any mining activity and any mining permit boundary or right-of- way. It may be an unexcavated buffer (no excavation, but roadways, berms and erosion & sedimentation control measures may be installed within it), an undisturbed buffer (no disturbance within the buffer whatsoever), or a combination of the two, depending upon the site conditions. Dote that all buffers must be located within the mining permit boundaries, How wide a buffer will be maintained between any mining activity and any mining permit boundary or right-of-way at this site? A minimum buffer of 25 feet is recommended, although a wider buffer may be needed depending on site conditions. Show all buffer locations and widths on the mine map(s). . A 25-FOOT MINIMUM WIDTH UNEXCAVATED (UNDISTURBED) BUFFER WILL BE ESTABLISHED AROUND THE EDGE OF THE PERMIT BOUNDARY. b. A minimum 50 foot wide undisturbed buffer will be required between any land disturbing activities within the mining permit boundaries and any natural watercourses and wetlands unless smaller undisturbed buffers can be j ustified. Depending on site conditions, a buffer wider than 50 feet may be needed. How wide an undisturbed buffer will be maintained between any land disturbing activities within the mining permit boundaries and any natural watercourses and wetlands at this site? Show all buffer locations and widths on the mine map(s). WETLANDS APPROACHED THE BOUNDARY LIMITS AT BORROW PIT#4 AND BORROW PIT#10A. IN EACH CASE, A50-FOOT MINIMUM UNDISTURBED BUFFER WILL BE ESTABLISHED TO PROTECT THE WETLAND FROM ACTIVITIES TAKING PLACE IN EITHER BORROW PIT. a. Describe methods to prevent landslide or.slope instability adjacent to adjoining permit boundaries during mining. Minimum 2 horizontal to 1 vertical slopes or flatter for clayey material and minimum 3 horizontal to 1 vertical slopes or flatter for sandy material are generally required, unless technical justification can be provided to allow steeper slopes. THREE TO ONE (3:1) SIDESLOPES WILL BE ESTABLISHED DOWN TO THE WATERLINE AND TWO TO ONE (2:1) SIDESLOPES BELOW THE WATERLINE TO ENSURE VERTICAL STABILITY OF THE BORROW PIT; UNLESS THE CLAY CONTENT IS SUCH THAT IT CAN SUPPORT A STEEPER SIDESLOPE. HOWEVER, THERE WILL BE NO SLOPE STEEPER THAN 2:1. STOCKPILES WILL BE TEMPORARILY SEEDED TO IMPROVE STABILITY AND REDUCE EROSION. A 5-FOOT WIDE SAFETY BENCH LOCATED APPROXIMATELY AT THE WATER TABLE ELEVATION WILL BE CONSTRUCTED. ADDITIONAL, BENCHES WILL BE ESTABLISHED AS NEEDED WITHIN THE PIT. APPLICATION FOR A MINING PERMIT b. Provide a cross-section on the mine map(s) for all fill slopes (berms, tivas tepiles, overburden disposal areas, etc.), clearly indicating the intended side slope gradient, installation of any benches andlor slope drains (with supporting design information) if needed, and the method of final stabilization. REFER TO THE MINE MAP FOR EACH BORROW PIT. c. In excavation(s) of unconsolidated (non -rock) materials, specify the angle of all cut slopes including specifications for benching and sloping. Cross -sections jbr all cut slopes must be provided on the mine map(s). THREE TO ONE (3:1) SIDES LOPES WILL BE ESTABLISHED DOWN TO THE WATERLINE AND TWO TO ONE (2:1) SIDESLOPES BELOW THE WATERLINE TO ENSURE VERTICAL STABILITY OF THE BORROW PIT; UNLESS THE CLAY CONTENT IS SUCH THAT IT CAN SUPPORT A STEEPER SIDESLOPE NO STEEPER THAN 2:1. A 5-FOOT WIDE BENCH LOCATED APPROXIMATELY AT THE WATER TABLE ELEVATION WILL BE CONSTRUCTED. ADDITIONAL BENCHES WILL BE ESTABLISHED AS NEEDED WITHIN THE PIT. d. In hardrock excavations, specify proposed bench widths and heights in feet. Provide cross -sections of the mine excavation clearly noting the angles of the cut slopes, widths of all safety benches and mine benches, and the expected maximum depth of the excavation. NO HARDROCK EXCAVATIONS ARE PROPOSED AS PART OF THIS PROJECT. 7. Describe other methods to be taken during mining to prevent physical hazard to any neighboring dwelling house, public road, public, commercial or industrial building from any mine excavation. Locate all such structures on the mine map if they are within 300 feet of any proposed excavation. THE ONLY STRUCTURES WITHIN 300 FEET OF ANY PROPOSED EXCAVATION ARE ROADWAYS. CONSTRUCTION ENTRANCES WILL BE CONSTRUCTED OFF OF ANY PAVED ROAD AND OFF OF DIRT/GRAVEL IF THERE IS A SIGNIFICANT CHANCE FOR SEDIMENTTO BE CARRIED OFF -SITE ON VEHICULAR TRAFFIC. TO THE GREATEST EXTENT PRACTICAL, CONSTRUCTION TRAFFIC WILL UTILIZE EXISTING HAUL ROADS TO AVOID AND MINIMIZE TRUCK TRAFFIC ON EXISTING PAVED ROADS WITHIN MCB CAMP LEJEUNE. 8. Describe what kind of barricade will be used to prevent inadvertent public access along any high wall area and when it will be implemented. Vegetated earthen berms, appropriate fencing and adequate boulder barriers may be accepptable high wall barricades. A construction detail/cross-section and location of each type of barricade to be used must be indicated on the mine map(s). HIGH WALL AREAS ARE NOT ANTICIPATED IN ANY OF THE BORROW PITS; THEREFORE, THIS IS NOT APPLICABLE. SLOPE MAY BE OVER -EXCAVATED DURING EXCAVATION ACTIVITIES BUT WILL BE BACKFILLED TO 3:1 AT FINAL GRADE. APPLICATION FOR A MINING PERMIT 9. Are acid producing minerals or soils present? Yes ❑ No If yes, how will acid water pollution from the excavation, stockpiles and waste areas be controlled? 10, a. Describe specific plans (including a schedule of implementation) for screening, the operation from public view such as maintaining or planting trees, bushes or other vegetation, building berms or other measures. Show the location of all visual screening on the mine map(s) and provide cross -sections through all proposed berms or proposed spacing, sizes and species for tree plantings. MCB CAMP LEJEUNE OWNS ALL PROPERTY SURROUNDING THE BORROW PITS, THE NEAREST PUBLIC ROADWAY 15 HIGHWAY 24. THERE ARE APPROXIMATELY 300 FEET OF DENSE WOODED VEGETATION BETWEEN BORROW PIT 10A AND HIGHWAY 24; THEREFORE, ADDITIONAL SCREENING 15 NOT NEEDED. b. Could the operation have a significantly adverse effect on the purposes of a publicly owned park, forest or recreation area? If so, how will such effects (i.e., noise, visibility, etc.) be mitigated? NO PUBLICALLY OWNED PROPERTY IS LOCATEDAROUND THE BORROW PITS. ALLSURROUNDING AREA IS OWNED BY MCB CAMP LEJEUNE; THEREFORE, MITIGATION 15 NOT REQUIRED. 11. Will explosives be used? Yes ❑ No If yes, specify the types of explosive(s) and describe what precaution(s) will be used to prevent physical hazard to persons or neighboring property from flying rocks or excessive air blasts or ground vibrations. Depending on the mine's location to nearby structures, more detailed technical information may be required on the blasting program (such as a third -party blasting study). Locate the nearest offsite occupied structure(s) to the proposed excavations) on the mine map and indicate its approximate distance to the proposed excavation. 12. Will fuel tanks; solvents, or other chemical reagents be stored on -site? Yes ❑ No Ifyes, describe these materials, how they will be stored and method of containment in case ofspill. Indicate the location(s) of all storage facilities on the mine map(a). APPLICATION FOR A MINING PERMIT D. RECLAMATION PLAN Describe your intended plan for the final reclamation and subsequent use of all affected lands and indicate the sequence and general methods to be used in reclaiming this land. This must include the method of reclamation of settling ponds and/or sediment control basins and the method of restoration or establishment of any permanent drainage channels to a condition minimizing erosion, siltation and other pollution. This information must be illustrated on a reclamation map and must correspond directly with the information provided on the mine map(s). In addition, design information, including typical cross -sections, of any permanent channels to be constructed as part of the reclamation plan and the location(s) of allpermanent channels must be indicated on the reclamation map. PONDS WILL BE LEFT ON SITE FOLLOWING EXCAVATION. SIDESLOPES WILL BE GRADED TO 3:1 OR FLATTER DOWN TO THE WATERLINE AND THEN 2:1 OR FLATTER BELOW THE WATERLINE. A 5-FOOT WIDE BENCH WILL BE CONSTRUCTED APPROXIMATELY ATTHE WATERLINE ELEVATION. SLOPES ABOVE THE WATERLINE WILL BE SEEDED WITH AN APPROVED MIXTURE OF GRASS BASED ON THE SEASON. ANY STOCKPILES ON SITE WILL EITHER BE REMOVED OR SPREAD TO A SAFE AND GEOTECHNICALLY STABLE SLOPE AND THEN SEEDED AND MULCHED, ONCE THE SITE IS STABLE, TEMPORARY EROSION CONTROL AND SEDIMENTATION CONTROL MEASURES SHALL BE REMOVED AND THOSE AREAS BLENDED INTO THE ADJACENT GRADE AND PERMANENTLY STABILIZED WITH PERMANENT SEEDING MIX AS SPECIFIED IN SECTION 7 OF THIS MINING PERMIT. 2. Is an excavated or impounded body of water to be left as a part of the reclamation? Yes Z No ❑ If yes, illustrate the location of the body(s) of water on the reclamation map and provide a scaled cross -sections) through the proposed body(s) of water. The minimum water depth must be at least 4 feet, measured from the normal low water table elevation, unless information is provided to indicate that a more shallow water body will be productive and beneficial at this site. Will the body(s) of water be stocked with fish? Yes ❑ No If yes, specify species. 3. Describe provisions for safety to persons and to adjoining property in all completdd excavations in rock including what kind of permanent barricade will be left. Acceptable permanent barricades are appropriate fencing, large boulders placed end-td-end, etc. Construction details and locations of all permanent barricades must be shown on the reclamation map. THERE ARE NO EXCAVATIONS IN ROCK. APPLICATION FOR A MINING PERINUT 4. Indicate the method(s) of reclamation of overburden, refuse, spoil banks or other such on -site mine waste areas, including specifications for benching and sloping. Final cross -sections and locations for such areas must be provided on the reclamation map, OVERBURDEN AND OTHER NON -SUITABLE FILL MATERIAL WILL BE USED FOR BACKFILLING 3:1 SIDESLOPES AROUND THE PONDS, IF NECESSARY, AND WILL OTHERWISE BE SPREAD AT A STABLE SLOPE ON SITE AND PERMANENTLY STABILIZED. 5. a. Describe reclamation of processing facilities, stockpile areas, and on -site roadways. STOCKPILES WILL EITHER BE REMOVED OR SPREAD OVER THE SITE AND GRADED IN SUCH A WAY ASTO LIMIT LONG SLOPES AND/OR STEEP SLOPES. TOPSOIL WILL BE PLACED ON TOP OF ANY UNSUITABLE MATERIAL. HAUL ROADS AND MARKING OR TRANSFER AREAS WILL BE RIPPED TO LOOSEN THE SOIL. THEN SOIL AMMENDMENTS, SEED, AND MULCH WILL BE ADDED ACCORDING TO THE RECLAMATION PLAN SPECIFICATIONS. b. Will any on -site roadways be left as part of the reclamation? Yes f1 No Z. Ifyes, identify such roadways on the reclamation map and provide details on permanent road and ditch line stabilization. Describe the method of control of contaminants and disposal of scrap metal, junk machinery, cables, or other such waste products of mining. (Note definition of refuse in The Mining Act of 1971.) No off -site generated waste shall be disposed of on the mine site without prior written approval from the NC Department of Environment and Natural Resources, Land Quality Section and either the Division of Waste Management (.DWM) or local governing body. If a disposal permit has been issued by DWM for the site, a copy of said permit must be attached to this application. All temporary and permanent refuse disposal areas must be clearly delineated on the mine maps) and reclamation map, along with a list ofitems to be disposed in said areas. ANY SCRAP METAL, JUNK MACHINERY, CABLES, OR OTHER WASTES WILL BE DISPOSED OF OFF -SITE. PROPER DISPOSAL OF THIS REFUSE IS THE RESPONSIBILITY OF THE CONTRACTOR.- APPLICATION FOR A MINING PERMIT Describe your'plan for revegetation or other surface treatment of the affected areas. This plan must include recommendations for year-round seeding, including the time of seeding and the amount and type of seed, fertilizer, lime and mulch per acre. The recommendations must include general seeding instructions for both permanent and temporary revegetation. Revegetation utilizing only tree plantings is not acceptable. Recommendations canbe sought from: a. Authorized representatives of the local Soil and Water Conservation District; b. Authorized representatives of the Division of Forest Resources, Department of Environment and Natural Resources; c. Authorized county representatives of the North Carolina Cooperative Extension Service, specialists and research faculty with the Colleges of Agriculture and Life Sciences and Forest Resources at North Carolina State University; d. North Carolina licensed landscape architects; e. Private consulting foresters referred by the Division of Forest Resources, Department of Environment and Natural Resources; f. N.C. Erosion and Sedimentation Control Planning and Design Manual, g. N.C. Surface Mining Manual: A Guide for Permitting, Operation and Reclamation;' h. Others as may be approved by the Department. LIME - RATE OF APPLICATION (tons/acre): APPLY ACCORDING TO SOIL TESTS OR APPLY 4,000 LB/ACRE GROUND AGRICULTURAL LIME. FERTILIZER - ANALYSIS AND RATE OF APPLICATION (pounds/acre): APPLY ACCORDING TO SOIL TESTS OR APPLY 500 LB/AC 10-20-20 FERTILIZER. SEED - TYPE(S) AND RATE(S) OF APPLICATION INCLUDING YEAR-ROUND SEEDING SCHEDULE (pounds/acre): [NOTE: Include Legumes] Seed Types: PERMANENT TALL FESCUE CENTIPEDE GRASS BERMUDA GRA55 (HULLED) TALL FESCUE CENTIPEDE GRASS BERMUDA GRASS (HULLED) TEMPORARY RYE (GRAIN) KOBE LESPEDEZA GERMAN/BROWTOP MILLET RYE (GRAIN) Seeding Dates: MARCH 1—AUGUST 31 MARCH 1—AUGUST 31 MARCH 1—AUGUST 31 SEPTEMBER 1— FEBRUARY 28 SEPTEMBER 1— FEBRUARY 28 SEPTEMBER 1— FEBRUARY 28 DECEMBER 1—APRIL 15 DECEMBER 1—APRIL 15 APRIL 15 —AUGUST 15 AUGUST 15 — DECEMBER 30 Seeding Rates: 50 LB/AC. 10 LB/AC 25 LB/AC 50 LB/AC 10 LB/AC 35 LB/AC 120 LB/AC 50 LB/AC 40 LB/AC 120 LB/AC MULCH - TYPE AND RATE OF APPLICATION (pounds/acre) AND METHOD OF ANCHORING: APPLY 4,000 LB/AC GRAIN STRAW OR EQUIVALENT COVER OF SUITABLE MULCH. ANCHOR BYTACKING WITH ASPHALT, ROVING, NETTING, OR BY CRIMPING WITH A MULCH ANCHORING TOOL. OTHER VEGETATIVE COVERS — TYPE (S) AND RATE (S) OF APPLICATION INCLUDING SEEDING SCHEDULE (pounds/acre, trees/acre, spacing of trees/shrubs, etc): NONE Revegetation and/or reforestation plan approved by: Signature Date. Print Name Title Agency APPLICATION FOR A MINING PERMIT E. DETERMINATION OF AFFECTED ACREAGE AND BOND The following bond calculation worksheet is to be used to establish an appropriate bond (based upon a range of $500 to SJ, 000 per affected acre) for each permitted mine site based upon the acreage approved by the Department to be affected during the life of the mining permit. Please insert the approximate acreage. for each e AFFECTED RECLAMATION RECLAMATION CATEGORY ACREAGE COST/ACRE' COST Tai:ings/Sediment Ponds: Ac, X $ /Ac, = $ Stockpiles: Ac. X $ /Ac. = $ Wastepiles: Ac. X $ „/Ac. _ $ Processing Area/Haul Roads: Ac. X $ /Ac. = S Mine Excavation: Ac. X S /Ac. _ Other: Ac. X $ /Ac. — $ TOTAL AFFECTED AC.: Ac. (TOTAL PERMITTED AC.: Ac.) Temporary & Permanent Sedimentation &.Erosion Control_ Measures: Divide the TOTAL AFFECTED AC. above into the following two categories: a) affected acres that drain into proposed/existing excavatiou and/or b) affected acres that will be graded for positive drainage where measures will be needed to prevent offsite sedimentation and sedimentation to onsite watercourses and wetlands. a) Internal Drainage Ae. b) Positive Drainage Ac, X $1,500.00 = $ SUBTOTAL COST: $ Inflation Factor: 0.02 X SUBTOTAL COST: $ X Permit Life (1 to 10 years): INFLATION COST: $ TOTAL COST = SUBTOTAL COST 4- INFLATION COST = $ Total Reclamation Bond Cost: $ (roun.dJown to the nearest $100.00) APPLICATION FOR A MINING PERMIT F. NOTIFICATION OF ADJOINING LANDOWNERS The "Notice" form, or a facsimile thereof, attached to this application must be sent certified or registered mail, return receipt requested, to: (1) the chief administrative officer of each county and municipality in which any part of the permitted area is located as indicated on the mine map(s); (2) all owners of record, both public and private, of all tracts of land that are adjoining the mining permit boundary; if an adjoining tract is owned or leased by the applicant or is owned by the lessor of the mine tract, all owners of record of tracts adjoining these tracts must be notified (that are within 1,000 feet of the mining permit boundary) as indicated on the mine map(s); and (3) all owners of record, both public and private, of all tracts of land that are adjoining the mining permit boundary which lie directly across and are contiguous to any highway, creek, stream, river, or other watercourse, railroad track, or utility or other public right-of-way. If an adjoining tract is owned or leased by the applicant or is owned by the lessor of the mine tract, all owners of record of tracts adjoining these tracts must be notified (that are within 1,000 feet of the mining permit boundary) as indicated on the mine map(s). "Highway" means a road that has four lanes of travel or less and is not designated as an Interstate Highway. The only exception to the above method of giving notice is if another means of notice is approved in advance by the Director, Division of Land Resources. A copy of a tax map (or other alternative acceptable to the Department) must be mailed with the completed "Notice" form (the proposed overall permit boundaries and the names and locations of all owners of record of Iands adjoining said boundaries must be clearly denoted on the tax map). The "Affidavit of Notification" attached to this application must be completed, notarized and submitted to the Department, with the remainder of the completed application form, before the application will be considered complete. THIS SECTION MUST BE COMPLETED FOR ALL APPLICATIONS FOR NEW NIINING PERMITS AND ALL MODIFICATIONS OF A MINING PERMIT TO ADD LAND TO THE PERMITTED AREA, AS REQUIRED BY NCGS 74-50(b1). SEE THE NEXT TWO PAGES FOR THE "NOTICE" FOR.NI AND THE "AFFIDAVIT OF NOTIFICATION" NOTICE Pursuant to provisions G.S. 74-50(b 1) of The. Mining Act of 1971, Notice is hereby given that Marine Corps Installation East -Marine Corps Base Camp Leieune (MCIEAST-MCB CAMLEJ) has applied on (Applicant Name) (Date) to the band Quality Section, Division of Land Resources, North Carolina Department of Environment and Natural Resources,, 1612 Mail Service Center, Raleigh, North Carolina 27699-1612, for (check one); ® a new surface mining permit, ❑ a modification of an existing surface mining permit to add land to the permitted area; or ❑ a modification of an existing surface mining permit to add land to the permitted area with no disturbance in the area proposed. Please note that future modification(s) may be submitted by the applicant to allow disturbance within this area without re -notification of adjoining landowners. The applicant proposes to mine SAN D AN D CLAY on 97 acres located 0.25 (Mineral, Ore) (Number) (Miles) SOUTH of JACKSONVILLE off/nearroad PROPOSED BASE ENTRY ROAD (Direction) (Nearest Town) (Number/Name) in ONSLOW County. *SEE ATTACHED MAP FOR PROPOSED PERMIT BOUNDARIES AND CORRESPONDING ADJOINING LANDOWNER NAMES AND LOCATIONS* In accordance with G.S. 74-50(bl), the mine operator is required to make a reasonable effort, satisfactory to the Department, to notify all owners of record, both public and private, of all tracts of land that are adjoining the mining permit boundary; if an adjoining tract is owned or leased by the applicant or is owned by the lessor of the mine tract, all owners of record of tracts adjoining these tracts must be notified (that are within 1,000 feet of the mining permit boundary). In addition, the mine operator must also notify the chief administrative officer of the county or municipality in which any part of the permitted area is located. Any person may file written comments) to the Department at the above address within thirty (30) days of the issuance of this Notice or the filing of the application for a permit, whichever is later. Should the Department determine that a significant public interest exists relative to G.S. 74-51, a public hearing will be held within 60 days of the end of the 30-day comment period specified above. A copy of the permit application materials is on file and available for public review during normal business hours at the above listed address as well as at the appropriate regional office. For information regarding -the specifics of the nronosed mining activity. please contact the applicant at the following telenhone number contact (Addressee/Owner of Record's Name and Address) Nor mtormanon on at (919) 7334574. Plea,, (Date of Issuance of this Notice/ Mailed to Addressee/Owner of Record) COMMANDING GENERAL MCIEAST-MCB CAMLEJ ATfN: IF&E/EMD EQB, JOHN TOWNSON (Name of Applicant; Include Contact Person & Company Name, if Applicable) 12 POST LANE, CAMP LEJEUNE, NC 28547 (Address of Applicant) APPLICATION FOR A MINING PEPUVIIT AFFIDAVIT OF NOTIFICATION I, , an applicant, or an agent, or employee of an applicant, for a new Mining Permit, or a modification of an existing Mining Permit to add land to the permitted area, from the N.C. Department of Environment and Natural Resources, being first duly sworn, do hereby attest that the following are all known owners of record, both public and private, of all tracts of land that are adjoining the mining permit boundary (including, where an adjoining tract is owned or leased by the applicant or is owned by the lessor of the mine tract, all owners of record of tracts adjoining these tracts, that are within 1,000 feet of the mining permit boundary) and that notice of the pending application has been caused to be mailed, by certified or registered mail, return receipt requested, to said owners of record at their addresses shown below, such notice being given on a form provided by the Department: (Adjoining Landowner Name) (Address) (Attach additional list if necessary) I do also attest that the following individual is the chief administrative officer of the county or municipality in which any part of the permitted area is located and that notice of the pending application has been caused to be mailed, by certified or registered mail, return receipt requested, to said office at the following address: Chief Administrative Officer Name) (Address) i.e.: City Manager, County Manager, Mayor, etc.] The above attestation was made by me while under oath to provide proof satisfactory to the Department that a reasonable effort has been made to notify all known owners of record, both public and private, of all tracts of land that are adjoining the mining permit boundary (including, where an adjoining tract is owned or leased by the applicant or is owned by the lessor of the mine tract, all owners of record of tracts adjoining these tracts, that are within 1,000 feet of the mining permit boundary) and the chief administrative officer of the county or municipality in which any part of the permitted area is located in compliance with N.C.G.S. 74-50(bl) and 15ANCAC 5B .0004(d). I understand that it is the responsibility of the applicant to retain the receipts of mailing showing that the above notices were caused to be mailed and to provide them to the Department upon request. Signature of Applicant or Agent Date If person executing Affidavit is an agent or employee of an applicant, provide the following information: Name of applicant: Title of person executing Affidavit I, a Notary Public of the County of State of North Carolina, do hereby certify that appeared before me this day and under oath acknowledged that the above Affidavit was made by him/her. Witness my hand and notarial seal, this day of 20 Notary: - my Commission expires: APPLICATION FOR. A MINING PERAIRT G. LAND ENTRY AGREEMENT We hereby grant to the Department or its appointed representatives the right of entry and travel upon our lands or operation during regular business hours for the purpose of making necessary field inspections or investigations as may be reasonably required in the administration of the Mining Act of 1971 pursuant to G.S, 74-56. We further grant to the Department or its appointed representatives the right to make whatever a-Atries on the land as may be reasonably necessary and to take whatever actions as may be reasonably necessary in order to carry out reclamation which the operator has failed to complete in the event a bond forfeiture is ordered pursuant to G.S. 74-59. LANDOWNER: Signature: Print Name: (Title, if applicable) Cornpany; MCIEAST-MCB CAM LE1 (If applicable) Address: 12 POST LANE CAMP LESEUNE, NC 28547 Telephone: ( 910 ) 451- 2213 Date Signed: APPLICANT: Signature:* Print Name: CARL BAKER Title: DEPUTY OF PUBLIC WORKS Company: MCIEAST-MCB CAM LE1 Mine Name: BORROW PITS 4, 7 AND 10A Telephone: 910 451 - 2213 Date Signed: *Signature must be the same as the individual who signed Page 1 of this application. d of in and reclamation maps, an[t the appropriate processing tee sec next page for tee schectuae) in the torm a eneek or money order payable to the North Carolina Department of Environment and Natural Resources must be sent to the Land Quality Section Central Office at the address listed on the front cover of this application form. Inquiries regarding the status of the review of this application should be directed to the Mining Program staff at (919) 733-4574. APPLICATION FOR A bIINING PERTMIT iYIINING FEE SCHEDULE A nonrefundable permit application processing fee when filing for a new mining permit, a major permit modification or a renewal permit is required as follows: New Permit Applications Permit Modifications Permit Renewals Transfers/Minor Modifications* 0-25 acres $3,750.00 $750.00 $750.00 $100.00 2d+acres $5,000.00 $1,000.00 $1,000,00 $100.00 A nonrefundable 5100.00 permit application processing fee is required for minor permit modifications. Minor permit modifeallom Include ownership transfers, name changes, bond substitutions and permit renewals where the mine is inactive and fully stabilized. A minor permit modi:1 ation also includes lands added to a permitted area, outside of the minimum permit buffer zone requirements, where no plans for mining related disturbance of the added lands have been approved. All other changes are considered major permit modifications. Acres for new permits and renewal permits means the total acreage at the site Acres for major modification of permits means that area ofinnd affected by the modification within the permitted mine area, or any additional land that is to be disturbed and added to an existing permitted Area, or both, - l9- APPLICATION FOR A MINING PERMUT There are seven Land Quality Section (LQS) Regional Offices. Use the map below to locate the Regional Office serving your county. Asheville Regional Office • Counties: Avery, Buncombe, Burke, Caldwell, Cherokee, Clay, Graham, Haywood, Henderson, Jackson, Macon, -Madison, McDowell, Mitchell, folk, Rutherford, Swain, Transylvania, Yancey • Address: 2090 U.S. Highway 70, Swannanoa, NC 28778 • Voice:828.296.4500 • FAX:828.299,7043 Fayetteville Regional Office • Counties: Anson, Bladen, Cumberland, Harnett, Hoke, Montgomery, Moore, Richmond, Robeson, Sampson, Scotland • Address: 225 Green Street, (Systel Building), Suite 714, Fayetteville, NC 28301-5094 • Voice:910.433.3300 • FAX:910,486.0707 Mooresville Regional Office + Counties: Alexander, Cabarrus, Catawba, Cleveland,. Gaston, Iredell, Lincoln, Mecklenburg, Rowan, Stanly, Union • Address: 610 East Center Ave., Suite 301, Mooresville, NC 28115 • Voice:704.663.1699 • FAX:704.663.6040 Raleigh Regional Office • Counties: Chatham, Durham, Edgecombe, Franklin, Granville, Halifax, Johnston, Lee, Nash, Northampton, Orange, Person, Vance, Wake, Warren, Wilson • Address: 1629 Mail Service Center, Raleigh, NC 27699-1628 or 3800 Barrett Drive, Raleigh, NC 27609 • Voice:919.791.4200 • FAX:919,571,4718 Washington Regional Office • Counties: Beaufort, Bertie, Camden, Chowan, Craven, Currituck, Dare, Gates, Greene, Hertford, Hyde, Jones, Lenoir, Martin, Pamlico, Pasquotank, Perquirnans, Pitt, Tyrrell, Washington, Wayne • Address: 943 Washington Square Mall, Washington, NC 27889 • Voice:252.946,6481 FAX: 252.975.3716 - 20 - APPLICATION FOR A MINING PERMIT LAND QUALITY REGIONAL OFFICES (continued) Wilmington Regional Office • Counties: Brunswick, Carteret, Columbus, Duplin, New Hanover, Onslow, Pender • Address: 127 Cardinal Drive Extension, Wilmington, NC 28405 • Voice:910.796.7215 • F'AX:910.350.2018 Winston-Salem Regional Office • Counties: Alamance, Alleghany, Ashe, Caswell, Davidson, Davie, Forsyth, Guilford, Rockingham, Randolph, Stokes, Surry, Watauga, Wilkes, Yadkin • Address: 585 Waughtown Street, Winston-Salem, NC 27107 • Voice:336.771.5000 • FAX:336.771.4631 -21- APPLICATION FOR A MINING PERMIT V SCHEDULE OF RECLAMATION COSTS (Based upon range of $500 - $5,000 per affected acre) COMMODITY CODES: SG = Sand and/or Gravel, GS = Gemstone, Borrow = Borrow/fill dirt, CS = Crushed Stone, DS = Dimension Stone, FS =Feldspar, MI = Mica, LI = Lithium, PF = Pyrophyllite, OL = Olivine, KY = Kyanite/Sillimanite/Andalusite, PH = Phosphate, CL = Clay/Shale, PE = Peat, AU = Gold, TI = Titanium, -and OT = Other Tvpe _ _ T/S Ponds S,piles _ W.piles P.area/1-I.R. Mine Excay. SG, GS, $500/ac.(L) $1800/ac. $2000/ac. S1800/ac. $500/ac.(L) Borrow . 1500(FI) $2000(PD) CS, DS, 500(L) 1800 2000 2000 500(L) FS, MI, 1500(FI) 2500(PD) LI, PF, OL, KY PH 1000(L) 2500 5000 5000 2000(L) 2500(FI) 5000(PD) CL 1000(L) 2500 5000 5000 2000(L) 2500(FI) 3700(PD) PE, AU, 1000(L) 2500 3000 3500 2000(L) Tl, OT 2500(FI) 5000(PD) (L) = reclamation to a lake and revegetating sideslopes (FI) = reclamation by filling in and revegetating (PD) = reclamation by grading for positive drainage & revegetating AS PER NCAC 15A 5B.0003, IF YOU DISAGREE WITH THE BOND AMOUNT DETERMINED BY THE BOND CALCULATION WORKSHEET, YOU MAY SUBMIT ALAI ESTIMATE OF RECLAMATION COSTS FROM A THIRD PARTY CONTRACTOR. SAID ESTIMATE MUST BE PROVIDED WITHIN 30 DAYS TO THE FOLLOWING ADDRESS: Misting Program, Land Quality Section, 1612 Mail Service Center, Raleigh, North Carolina 27699-1612 ALL ESTIMATES MUST INCLUDE THE FOLLOWING. AS A MINIMUM: + FINAL GRADING COSTS PER ACRE • LIME AND FERTILIZER COSTS PER ACRE • YEAR-ROUND SEEDING MIXTURE COSTS PER ACRE (FROM APPROVED REVEGETATION PLAN IN APPLICATION/PERMIT DOCUMENT) • MULCH AND ANCHORING COSTS PER ACRE • ANY OTHER RECLAMATIONy COSTS NECESSARY TO COMPLY WITH THE APPROVED RECLAMATION PLAN FOR THE SITE IN QUESTION YOU WILL BE NOTIFIED AS SOON AS POSSIBLE OF THE DIRECTOR'S FINAL BOND DETERMINATION. - 22 - Legend T i r � ,� a Teri ice �A,�Q` . �`BORROW PITS .. Mt AY P: R. K MCC Utcheon Camp Field Le�euae CAMP LEJEUNE P $1 d R T 6 2 t BP�4 Rd .ad. 4� AM tu:. F,l.cl C 1 Cc L :i O _ IL �d Sncada 210, Ferfy 7 - _ 17 - + 'Lynchburg µG�n Ramake Qorftrnoudy,VnpirHaSexh Norfolk alarm r>._ �[lurham , RydghJ ,. Charlotte Pla rt h NORTH CARCILIN smvrlre - "awntry r r _ ,Alhans .?4alum a ! Topsail �Awqusti go B each Chvleum '17`E FY12 MCON PROJECT 1383 I PREPARED;Juhy27.2o72 SOURCE:MCBCLGIS NOTE: THIS MAP IS FOR REFERENCE ONLY. W E BORROW PITS 7 1OA.1 10A_2 1 2 F,Rnoypn srery eflo+t nag been a,adememmame.ccuracy d�nlo�mabm, arro,s.nd ccnopona ontynesnp homing pnYaaal FLY: B, Slone, GIS Anarpsl, 919�17-27so MAP PROJECTION: NC State Plane(NAM, GRS19W) O 1 1 1 ..vrcea rlee4 q Eeyelop Ina gyt/pa.. m W G rellegetl m Ine Wta aapy,eo- TM IequaeSo must D• sxare o(tlwa conyryor arM T SITE MAP Miles ,pmatary bear reap"biry for me epwopnale use of t mfoimaoan anh reepaa to paaable e—. wonm map scdo. ooll mw S memeoalnyy C—An of aau am o&-mnGaW apKft to unan um- FILE: M 1Pro1echWaCLzis � - l ■ Aql 4`/• `f�•w is -`4 �- ' ` ' ' - I � • {-—�tir_.i - _ ^�••• Z-: � - c_ _ ,;:fir � ,♦♦fir �'t � '� '•• "-\ ACGSCNVILL Legend BORROW PITS p r .� /•..r s�4 .;L.•ti '. rl._ r• J 7'r _•.f1 I S•,.,f. HOItTli6�STA. f 4 �• e NE,even - '� :�:' _/ l �• �'�-Y� •ter ♦ay' -'k a MO,RG4 N ` c' ., ' BP a •rK�/ I 'e eek e. leg �. •� _ _•I/'� �"t�e � � �� -ter _ .-� _ -. -T r ' :� _ !4 � � i� war • . I ' NN -' r - �-- .. - -�v- ..,i■ . �. op. ._ r' -v �� - .' J Rtchmontl, l �[} t , }risy•N e'' a■ - (Y,.' _ .% - iynd,bueq Roanoke PormmouW VirulnlaDexh (\ - Norfolk cam. i = Y • � • �� 4V,n -t .1. ,"1 ill ^�-- ,�,D l r fA1XY LL i ,,, , y Ralalytt� 1 _... i • Wrt i : , '��; Charlotte s-- j ... r t o scnvlue r T J.., `�� r• �', fir �i r1 .! ` - 1''• - �\ _y ,i�• ,l��r T ,• ��r 5 4. I - `r Af},erl� :COIutItW.l t All' SOU41H FY12 MCON PROJECT 1383 I PREPARED: JuM 2' 2012 SOI+RCE: MCBCL GIS p,Yur. e•o ` NOTE: THIS MAP IS FOR REFERENCE ONLY w E BORROW PITS 4 7 10A.1 10A.' - 1 n,ncugn ever Mon ha■oeer•m.da tow-6 me W—My ofmrprmaa,er,WS"d cohmepru o,lo■,.e,q nom the pe,y W BY:B Slnne. GIS Analyst 979-447-2750 MAP PROJECTION: NG State Plana SNAp83 GR519E0} 0�\ f , t wu� ue ,n.d m v..uop d+■ yatebwa mar w rad.rted n tn. 6ata aupole■G Tw r■v+eata moat w .+ue d m,r coneepr• antl ..Y. ,hm.eWv war raapavv+n ro. me appropriate ur m ve, w%Wleshwl me —ood to oauda rrraa o Vp 1 map—jo coral r w LJ USGS TOPOGRAPHIC MAP ,emoddop, urrer,e er ohd ether madoac•.pewk to c■nrn dull. FILE M'�Prgect'MCSCL+GIS •°N1 r LINE SHEET 2 n L P BP-4 f � � I I CAMP LEJEUNE z I Marine Corps Base /E fCreek r -k `' BP-7 i CAMP LEJEUNE Marine Corps Base Legend 06 BORROW PITS CAMP LEJEUNE I �[uimono 4;QG1h'14 All iynala.r- i Roadie P tarm Vir9inla Bex 1, Greehatwfo r Winston. aler: .. 'T!p� =^ `Ralel�l� - _ r- Charlotte �' C.AROIC: fafYW1 I so U H, I�rgus1 • CARr + A r_ 4V- rY'•E S ,;-i F FY12 MCON PROJECT 1383 BORROW PITS 4 7 10A.1 1 10A.2 COUNTY HIGHWAY MAP 0 0.3 0",Dh—IV .r, M"es NOTE: THIS iS FOR REFERENCE ONLY. effod has be.h mam10 a ule the accm.cy r.,10W..W 6-11.nd 101d 0". 0+.pmh9 achom the phyamr `•hoes wen m aw.a, me -IM—. mey be .enea.e m m. eai...pWrd *he .west. mint b..-,. d dal. co� Wv "� e,d Jt Ta+` `eeba wD4 y 101 me axe use M the l4c•mahvan th ta,%V a 10 bowda ..raa I'V-1 mar scale & a m.me 7, 11-0 at dm."d who,d>rxiew+a.p.c,t 1. 1~ dM. PREPARED: July 27MAP2012 SOURCE: MCBCt G[S Fig—N.. o 3 - Sym B. S30ne. GIS AnAN$f 919-/47-2756 MAP PROJECTIQN: NC State Piar+a INAD83. GR519801 FILE: M.5Pro1ed%1C8CLvGIS -. y r • f ,, s l iw rp,'JL ~ e 4r :- .( 17 Ilk Jo jk r� 11 L - A rJ a PROPOSED DIRT ACCESS ROAD TO EXISTING EROSION ' CONTROL PERul ' ONSLO-•2012-14' PERmrt (SEE OVERALL SHEET) BOUNCaANY EXISTING ERQSIDN CONTROL PERMIT ONSLO-IO12-141 (SEE OVERALL SHEET) I UNDISTURBED BUFFER (TYP) UNDISTURBED BUFFER (TYP) PERMIT BORROW PIT #F4 EXCAVATION AREA PROPOSED DIRT TOTAL PERMIT AREA: 923,800SF (21.2 AC,) ACCESS ROAD TO EXISTING EROSION TOTAL DISTURBED AREA: 761,800SF (17.5 AC.) CONTROL PERMIT BORROW PIT AREA: 712,200SF (16.3 AC.) ONSLO-2012- 741 ROADS/ACCESS: 49,600SF (1.1 AC.) (SEE OVERALL SHEET) TOTAL EXCAVATION/PIT AREA: 681,400SF (1 S.6 AC.) LOCATION: 34" 41' 25'N 77' 21' 19'W COUNTY: ONSLOW, NORTH CAROLINA OWNER: MARINE CORPS INSTALLATION EAST - MARINE CORPS BASE CAMP LEJEUNE (MCIEAST-MCB CAMLEJ) 25' Tf 5 AC TO U` i5 LOO 1N 41ESNST"ED qET ONCE TO �1y0Fi SCO'ME�Q HT S� LIMIT OF DID TRBANC£ ffi PROPOSED TREELIKE I 16O'(L)X�'(W)r2•(D) BORROW PIT 4 STILLING BASIN WITH 4- EXCAVATION AREA SKIMMER DISCHARGE AND 2.5. ORIFICE. (SEE SHEETS (EXCAVATION CONTOURS SHOWN FOR REFERENCE ONLY) C050t, CO502 h CO503) ACTUAL EXCAVATION LIMITS, DEPTHS, AND SLOPES TO 3 � � BE DETERMINED IN FIELD BY CONTRACTOR. Gw3 1 0 01 _1\ I wt�l -1r yI�F,� Sul#IMER DISCHARGE FILTERBAG R �r + RIPRAP APRON (TYP) PUMPED DISC�(, SEE HARGE i `f V y i ! [ ! ova 1 a CROSS-SECTION ON SHEET CO501 GENERAL NOTES: lh.(-,S' -4 f +► /� 1. CONTRACTOR 15 RESPONSIBLE TO FIELD VERIFY ALL EXISTING UDLITIES PRIOR TO CONSTRUCTION 2. CONTRACTOR 15 RESPONSIBLE FOR REMOVAL OF All, WASTE MATERIALS FROM CLEARING AND GRUBBING ACTIWDES AS SHOWN IN COMPLIANCE WITH BASE ENTRY ROAD SPECIFICATIONS (P13153 AND P1384), 3. CONTROLLED SEDIMENT FENCE OUTLETS ARE TO BE PLACED ALONG SILT FENCING AT POINTS OF CONCENTRATED FLOW. 4. SEDIMENT FENCING IS TO BE PLACED AT THE CLEARING LIMITS AS SHOWN, 5. WATER HANDLED BY THE STILLING BASIN AMC SKIMMER ARE PRMIARlLY PUMPED STORMWATER TO FACILITATE EXCAVATION. 6, CONTRACTOR SHALL WV44GE WATER WITniN THE PIT ITSELF TO THE EXTENT POSSIBLE BY CONSTRUCTING CELLS OR OTHER ROUTING DEVICES. CONTRACTOR SHALL PROTECT THE PLNAP INLET (WET WELL OR SIMILAR) TO MINIMIZE ENTRWNED SEDIMENT, 7_ SKIMMER ORIFICE TO BE SIZED BY CONTRACTOR USING THE NORTH CAROLINA EROSION CONTROL MANUAL CRITERIA USING THE DESIGNED PUMPING RATE IN THE FIELD. 8- CONTRACTOR IS RESPONSIBLE FOR DISCHARGE OF WATER IN COMPLIANCE WITH THE NC GENERAL 5TORMWATER PERMIT CRITEFIl 9. GROUNDWATER AND STORMWATER WITHIN THE PST SHALL BE KEPT SEPARATE TO THE GREATEST EXTENT POSSIBLE. THE INTENT IS TO KEEP THE CLEAN AND SEDIMENT -LADEN WATERS FROM MIXING AND REDUCING THE LOAD ON THE SEDIMENT BASIN. 10. EXCAVATION CONTOURS SHOWN IN THE PITS ARE FOR REFERENCE ONLY. ACTUAL DEPTH AND SLOPES TO BE DETERMINED BY CONTRACTOR IN FELD BUT NOT TO BE IN EXCESS OF SPECIFICATIONS OR THE Limits OF DISTURBANCE. II. GEOTEI ICAI BORINGS PERFORMED FOR BORROW PITS WERE TYPICALLY EXTENDED TO A DEPTH OF 20 TO 25 FEET BELOW EXISTING GROUND SURFACE. ALL OF THE BORINGS FOR BORROW PITS 4 AND 7 WERE TERMINATED IN GRANULAR SOILS. FOR THE PURPOSES OF BORROW PIT GRACING DESIGN IT IS ASSUMED THAT SUITABLE SOILS EXTEND TO A DEPTH OF 30 FEET BELOW GROUND. HOWEVER. NO WARRANTY IS EXPRESSED REGARDING THE SUITABILITY Of SOILS BEYOND THE BORING DEPTHS THE 'FEASIBILITY OF EXTENDING THE PR TO 30 FEET SHOULD BE BASED ON ACTUAL FIELD CONDITIONS AND 1 !!F� ,.�mj `'I■■■ 1 �r�1 ••� r �111ire �lli. �1�, � •;-, � :., .' ' M� 111� (T No 11i1�°�— "PINi�1rn`�r�ti �lillll�ni�lll� IT ` W r 'n re REED BUFFER (�) - CPP SLOPE DRAIN OR vk111,74c REINFORCED DITCH (TYP) TO BE INSTALLED PER FIELD CONDITIONS AT POINTS OF CONCENTRATED !! ++ y� RUNOFF (A �7 / / %I u c 7 a z IM F- J 77 Ln a m i Ln ? M z I LLI a a LU = w wz a ' D z Um i A2 � al Lu w Z 02 w r m Ir U. u Q Z 1 593750 1 1 2 3 4 I 5 0 I EROSION CONTROL GENERAL NOTES: 1) THESE EROSION CONTROL PLANS ARE ONLY FOR DISTURBED AREAS DELINEATED ON THE PLANS. EROSION CONTROL PLANS FOR ANY STOCKPILE LOCATIONS, MATERIAL LAY —DOWN AREAS, WASTE AREAS, BORROW AREAS, OR ANY OTHER DISTURBED AREA NOT SHOWN ON THESE PLANS ARE THE RESPONSIBILITY OF THE CONTRACTOR. 2) DISTURBED AREAS ON SITE PERIMETERS AND ON SLOPES GREATER THAN 3:1 SHALL BE VEGETATED WITHIN SEVEN (7) DAYS. ALL OTHER DISTURBED ARES SHALL BE VEGETATED WITHIN FOURTEEN (14) DAYS. 3) ALL BASIN OUTLET STRUCTURES SHALL WITHDRAW WATER FROM THE SURFACE. 4) MAINTAIN ALL EROSION CONTROL DEVICES AS PER THE PLANS AND SPECIFICATIONS FOR THE DURATION OF CONSTRUCTION. INSPECT ALL DEVICES AT THE END OF EACH DAY AND AFTER EACH SIGNIFICANT RAINFALL EVENT. 5) TOTAL DISTURBED AREA = 33.4 ACRES 6) THE ENTIRE PROJECT LIMIT BOUNDARY MUST BE DEFINED DURING CLEARING AND GRUBBING AND ALL CONSTRUCTION PHASES USING EITHER SILT FENCING OR ORANGE CONSTRUCTION FENCING. THIS INCLUDES ALL AREAS THAT SHOW A PERIMETER DIVERSION. WITHIN WETLAND BUFFER ZONES THIS BOUNDARY FENCING (SILT OR CONSTRUCTION) MUST BE ACCOMPANIED WITH A SIGN DEFINING THE AREA AS A TREE PROTECTION AREA. ADJACENT TO ARCHEOLOGICAL SITES (IF APPLICABLE) THE PROJECT BOUNDARY MUST BE ORANGE IN COLOR. 7) TEMPORARY DIVERSIONS MUST BE USED TO MANAGE OVERLAND STORMWATER FLOWS OF DISTANCES GREATER THAN 100 FEET. SILT FENCE MAY ONLY BE USED FOR OVERLAND FLOW DISTANCES LESS THAN 100 FEET. 8) GEOTECHNICAL BORINGS PERFORMED FOR BORROW PITS WERE TYPICALLY EXTENDED TO A DEPTH OF 20 TO 25 FEET BELOW EXISTING GROUND SURFACE. ALL OF THE BORINGS FOR BORROW PITS 4 AND 7 WERE TERMINATED IN GRANULAR SOILS. FOR THE PURPOSES OF BORROW PIT GRADING DESIGN, IT IS ASSUMED THAT SUITABLE SOILS EXTEND TO A DEPTH OF 30 FEET BELOW GROUND. HOWEVER, NO WARRANTY IS EXPRESSED REGARDING THE SUITABILITY OF SOILS BEYOND THE BORING DEPTHS. THE FEASIBILITY OF EXTENDING THE PIT TO 30 FEET SHOULD BE BASED ON ACTUAL FIELD CONDITIONS AND SOILS ENCOUNTERED DURING EXCAVATION. GENERAL CONSTRUCTION SCHEDULE 1. INSTALL GRAVEL CONSTRUCTION ENTRANCE(S) AT ALL POINTS WHERE CONSTRUCTION TRAFFIC WILL ENTER EXISTING ROADS OR IF THERE IS A SIGNIFICANT CHANGE FOR ONSITE SEDIMENT TO BE CARRIED OFF —SITE BY CONSTRUCTION TRAFFIC. 2. CLEAR TREES AND VEGETATION FROM THE DISTURBED AREAS AS SHOWN IN THE PLANS BUT DO NOT GRUB. GRUB AREAS FOR EROSION CONTROL DEVICES AS SHOWN IN THE PLANS AND INSTALL EROSION CONTROL DEVICES. ONCE EROSION CONTROL DEVICES ARE INSTALLED, GRUBBING ACTIVITIES CAN COMMENCE IN OTHER AREAS. PERFORM EXCAVATION AS NEEDED WITHIN THE LIMITS OF DISTURBANCE. 3. EXCAVATION FROM BORROW PITS IS TO BE DONE IN SUCH A WAY THAT THE SITE RUNOFF WILL BE CAPTURED IN EXCAVATED CELLS. WATER PUMPED FROM ONE CELL OF THE BORROW PIT MAY BE STORED IN ANOTHER CELL TO MINIMIZE DISCHARGE. 4. TOPSOIL STOCKPILES THAT HAVE SLOPES GREATER THAN 3:1 ARE TO BE SEEDED IF THE PILE IS TO BE LEFT UNDISTURBED FOR SEVEN (7) DAYS OR MORE. STOCKPILES WITH SLOPES LESS THAN 3:1 ARE TO BE SEEDED IF THE PILE IS TO BE LEFT FOR MORE THAN FOURTEEN (14) DAYS OR MORE. SILT FENCE, OR A DIVERSION BERM, IS TO BE PLACED SURROUNDING THE BASE OF ALL STOCKPILE AREAS. 5. AS WORK TRANSITIONS FROM THE CLEARING AND GRUBBING PHASE TO THE FINAL GRADING PHASE, INSTALL FINAL GRADE EROSION CONTROL DEVICES AS SHOWN IN THE PLANS. 6. UPON REACHING FINAL GRADE WITHIN THE BORROW PITS, THE SLOPES ARE TO BE GRADED AS SHOWN ON THE PLANS AND TOPSOIL IS TO BE SPREAD UPSLOPE OF THE WATER LINE. STORMWATER RUNOFF SHOULD DRAIN TO EXCAVATED BORROW PITS TO THE MAXIMUM EXTENT PRACTICABLE. 7. ALL AREAS ABOVE THE WATER LINE WITHIN THE PERMIT AREA ARE TO BE PERMANENT SEEDED, MULCHED, AND VEGETATED. 8. UPON FINAL STABILIZATION OF THE CONTRIBUTING DRAINAGE AREA, REMOVE EROSION CONTROL DEVICES AND PERMANENTLY SEED, MULCH AND STABILIZE THE AREA FORMERLY OCCUPIED BY THE EROSION CONTROL DEVICE. SEEDING DATES AND MIXTURE TIME COASTAL DATES MIXTURE RATE WINTER/EARLY SPRING DEC. 1 — APR. 15 RYE (GRAIN): 120 LB/AC KOBE LESPEDEZA 50 LB/AC SUMMER APR. 15 — AUG. 15 GERMAN MILLET: 40 LB/AC FALL AUG. 15 — DEC. 30 RYE (GRAIN): 120LB/AC SOIL AMENDMENTS APPLY LIME AND FERTILIZER ACCORDING TO SOIL TESTS, OR APPLY 2,000 LB/ACRE GROUND AGRICULTURAL LIMESTONE AND 750 LB/ACRE 10-10-10 FERTILIZER. USE AN ADDITIONAL 250 LB/ACRE OF 10-10-10 FERTILIZER FOR SEEDING IN THE FALL (1,000 LB/ACRE TOTAL). MULCH APPLY 4,000 LB/ACRE GRAIN STRAW OR EQUIVALENT COVER OF ANOTHER SUITABLE MULCH. ANCHOR STRAW BY TACKING WITH ASPHALT, NETTING, ROVING, OR BY CRIMPING WITH A MULCH ANCHORING TOOL. A DISK WITH BLADES SET NEARLY STRAIGHT CAN BE USED AS A MULCH ANCHORING TOOL. MAINTENANCE IF GROWTH IS LESS THAN FULLY ADEQUATE, REFERTILIZE IN THE SECOND YEAR ACCORDING TO SOIL TESTS OR TOPDRESS WITH 500 LB/ACRE 10-10-10 FERTILIZER. RESEED, FERTILIZE, AND MULCH DAMAGED AREA IMMEDIATELY. FOR FALL SEEDINGS, TOPDRESS WITH 50 LB/AC NITROGEN IN MARCH AND IF IT IS NECESSARY TO EXTEND TEMPORARY COVER BEYOND JUNE 15, OVERSEED WITH 50 LB/AC KOBE LESPEDEZA IN LATE FEBRUARY OR EARLY MARCH. LO CATI 0 N LOCATION: ONSLOW COUNTY, NORTH CAROLINA OWNER: MARINE CORPS INSTALLATION EAST MARINE CORPS BASE CAMP LEJENUE MCIEAST—MCB CAMLEJ LEGEND 25 -- _ W LB --- TREE LINE W ETLAN D 100—YR FLOOD ZONE EXISTING E&SC CORRIDOR BORROW PIT BOUNDARY LIMIT OF DISTURBANCE SILT FENCE EXCAVATION BOUNDARY CONTOUR ELEVATION WETLAND BOUNDARY aggim I I I I (slalsl�l z m t o N a � o � a o g � S 0 � n a 14:33 SEALS 028447 :�ciNE�rP MACTEC / RKBK JV ■ Fat ca.wflffR WNW ■ SVEMIM 10 OVE M JRC IDRW JRC CHK LOS NAM RRNM MAW= PM/DM o > zE! U Z O Z O LLJ J z= z� 1 z wF—o Ld o N (n W 0 Ld a '-% O w mH �a Np UCO.) O Go O Z W M w wa W (10 O Z w O Q W w 0- N c� LV w Cm 3:H cn T.-Z O O o lL Of O m z J LLI Q r rx Q Lu Z_ a Z = 3 p )tTRtJ,IECf No.: P1383 � t�F1s1R. 1wN1R. Fro. NAWAC ORMW NO. 12593749 sFm 47A CF 1049 0 C C f..'r _{ r f m I OF"T W1 WAMM 10 MAWH 20M .� • 1_l.—.a—{.S:i: �.f::�a..ua uv .. ..::: . "�:.'.- .l{..:i:. �1 •. .... I: 11.-. .... /.\l 1..1. �....._ 5 1 c I 3 v 0 04 IM CV F\ O I W a 0 0 m a N O J U m U NA E U O c G L U T N 0 N c_ N E tD L �o N U � T r CU `S $ N N oN O N O � O N Z N_ O W O v a a rc gg 17 N 15:04 ��'AAli,2 SEAL 02844/ I NE .4, sic r� MACTEC / RK&K JV 1 c Fart aalrt WWC AEMIT 00 JRC IDw JRC cNK LOS WUM WNW off ENGmm o DErurr Fti/or Z U� 0H� U Z J 4z J W f'4 (n O W > 7 0 Q w m H Ld W Z O C5ZL<l ma >2 o U M t U M Z z 0 Z r LL1 U wZaw z Z LuZN o � ��m o C LU Ld 0 U LU J m Uj a o LL Uo o' A z Q uj U � Q Z O m Z Z U Ld Q 0 3 M uu.E: AS NOTED EF'FtWWT NO.: P1383 CONSIR. COMB. NO. NAWFAC DRAWING NO. EXHIBIT %M OF 1049 EXHIBIT 5 ORWFM ReAWR to MMM 2MO •1 f ... .. ,. .. . ,... T T`r .. -`u T'.CT..,- •- .F-r.. .TTi*mv^Or'T;IrS':/[� R'rr / p'1 1 i 2 �J rn 0 N N n O IL 0 0 m p U m U N u' AW U 0 C 4 v N � v +— C NLE cq toD0 P� U PERMIT BOUNDARY r * �r •'i •tea NOr r' 1 r LIMIT OF DISTURBANCE & PROPOSED TREELINE BORROW PIT #4 EXCAVATION AREA PROPOSED DIRT—,-. TOTAL PERMIT AREA: 923,800SF 21.2 AC. ACCESS ROAD TO EXISTING EROSION TOTAL DISTURBED AREA: 761,800SF (17.5 AC.) CONTROL PERMIT BORROW PIT AREA: 712,200SF (16.3 AC.) ONSLO-2012-141 ROADS/ACCESS: 49,600SF (1.1 AC-) (SEE OVERALL SHEET) TOTAL EXCAVATION/PIT AREA: 681,400SF (15.6 AC.) LOCATION: 34° 41' 25"N 77° 21' 19"W COUNTY: ONSLOW, NORTH CAROLINA OWNER: MARINE CORPS INSTALLATION EAST - MARINE CORPS BASE CAMP LEJEUNE (MCIEAST-MCB CAMLEJ) WOODLAND D Bu�F�R 2-5 BORROW PIT �—� EXCAVATION AREA _ (EXCAVATION CONTOURS SHOWN FOR REFERENCE ONLY) ACTUAL EXCAVATION LIMITS, DEPTHS, AND SLOPES TO BE DETERMINED IN FIELD BY CONTRACTOR. Nohow,' ' FILTERBAG FOR \ ' PUMPED DISCHARGE \ (TYP) SEE - CROSS—SECTION ON SHEET CD501 GENERAL NOTES: � ' 1. CONTRACTOR IS RESPONSIBLE TO FIELD VERIFY ALL EXISTING UTILITIES PRIOR TO CONSTRUCTION. 2. CONTRACTOR IS RESPONSIBLE FOR REMOVAL OF ALL WASTE MATERIALS FROM CLEARING AND GRUBBING 1 ; �+► ..� ACTIVITIES AS SHOWN IN COMPLIANCE WITH BASE ENTRY ROAD SPECIFICATIONS (P1383 AND P1384). It - .���'' 3. CONTROLLED SEDIMENT FENCE OUTLETS ARE TO BE PLACED ALONG SILT FENCING AT POINTS OF CONCENTRATED FLOW. 4. SEDIMENT FENCING IS TO BE PLACED AT THE CLEARING LIMITS AS SHOWN. ~ "•. �:-�� 5. WATER HANDLED BY THE STILLING BASIN AND SKIMMER ARE PRIMARILY PUMPED STORMWATER TO FACILITATE EXCAVATION. — 6. CONTRACTOR SHALL MANAGE WATER WITHIN THE PIT ITSELF TO THE EXTENT POSSIBLE BY r CONSTRUCTING CELLS OR OTHER ROUTING DEVICES. CONTRACTOR SHALL PROTECT THE PUMP INLET (WET ~ WELL OR SIMILAR) TO MINIMIZE ENTRAINED SEDIMENT. �' 7. SKIMMER ORIFICE TO BE SIZED BY CONTRACTOR USING THE NORTH CAROLINA EROSION CONTROL MANUAL CRITERIA USING THE DESIGNED PUMPING RATE IN THE FIELD. 8. CONTRACTOR IS RESPONSIBLE FOR DISCHARGE OF WATER IN COMPLIANCE WITH THE NC GENERAL STORMWATER PERMIT CRITERIA. 9. GROUNDWATER AND STORMWATER WITHIN THE PIT SHALL BE KEPT SEPARATE TO THE GREATEST EXTENT - • - _ POSSIBLE. THE INTENT IS TO KEEP THE CLEAN AND SEDIMENT --LADEN WATERS FROM MIXING AND REDUCING THE LOAD ON THE SEDIMENT BASIN.- 10. EXCAVATION CONTOURS SHOWN IN THE PITS ARE FOR REFERENCE ONLY. ACTUAL DEPTH AND SLOPES - - - - - - - - _ - _ _ _ - _ - - - TO BE DETERMINED BY CONTRACTOR IN FIELD BUT NOT TO BE IN EXCESS OF SPECIFICATIONS OR THE "—� ' ' ' ' ' ' WETLAND—� ' - - • ' ' ' ` - ' LIMITS OF DISTURBANCE. _ FOR BORROW PITS WERE TYPICALLY EXTENDED TO A DEPTH OF - - • - - - - - - ' - ' ` - ' - �' `� - - - - - - - - . . _ . _ - ' ' . ' ' ' ' 11. GEOTECHNICAL BORINGS PERFORMED THE BORINGS FOR BORROW PITS 4 AND 7 _ _ - _ - _ - - - 1 -- - - -•:- T,Q _ - - _ - ` -�� - . ` - 20 TO 25 FEET BELOW EXISTING GROUND SURFACE. ALL OF �- _ _ - _ _ _ • • - - - •' - - - WERE TERMINATED IN GRANULAR SOILS. FOR THE PURPOSES OF BORROW PIT GRADING DESIGN IT IS �— — �. _ . .C£ C!?�ex - - . . . - ASSUMED THAT SUITABLE SOILS EXTEND TO A DEPTH OF 30 FEET BELOW GROUND. HOWEVER. NO __ . . . . _ _ _ - WARRANTY IS EXPRESSED REGARDING THE SUITABILITY OF SOILS BEYOND THE BORING DEPTHS. THE �_ �� �- e�Mf \ - - - - - - • IN T PIT TO 30 FEET SHOULD BE BASED ON ACTUAL FIELD CONDITIONS AND FEASIBILITY OF EXTENDING HE � - - - • - - - 2 ' 3 r J 1 SjCCKpILE AREA oR � op"E +/- g�_ MiN o N B� 1NSA PILLED 70 �0 RuNufV ] _01M�N 0 RENT r _- 160'(L)x8O'(W)x2'(D) STILLING BASIN WITH 4" SKIMMER DISCHARGE AND 2.5" ORIFICE. (SEE SHEETS CD501, CD502 & CD503) SKIMMER DISCHARGE RIPRAP APRON (TYP) 12" CPP SLOPE DRAIN OR REINFORCED DITCH (TYP) TO BE INSTALLED PER FIELD CONDITIONS AT POINTS OF CONCENTRATED RUNOFF 4 ' S , �I f— sl§I§lt; N 0 C! 0 1pv s z 0 m o a z D G Z LLI 0 15:07 Q.UA-[-23-201 SEAL 028447 eoFMCEN� '000A MACTEC / RK&K JV FM CMUVW AVOC m mr Dm JRC ;;; JRC 177 LOS mom mmign EW/MM Pm,om z y U z yob Z Li Z Z z W O La Cy (!? U0 �r w 0 d W UZ Q ° Lu L) is coZ I W cr.L►1 � z W Iw Z Z �za �o m C.) Z [L � � � U W f� EC z Dw] �U m O1,L O Z J C7 Lr Z a-Zz Q SCALE AS NOTED EPRoJcr NO.; P1383 ConIM COM. No. NAVFnC DMWIW NO. 12593750 %m 48A of 1049 CD411 mvmmm mom 10 wam om qr+ -s�-i-•'� ir. .-""T 'li .. �..- - .i .'�; ,:- -- - •:7� _- :� ;:-+ 'f � e- � --..i:-! - -•,.,���ty + y•� r--rF. 'S: �. •' •i }'il }!,'.M y •:,,t :._. l.ri• k'2' ; i. -i:� _.K. � ,y. ' • . i.. �. �' E.•.'. S i .•T �.I t �}. `'+'. '�. .r' Y.f.• � :r''j �•�. +,i P .f :9-��}� Sr�F >I� 4�� 3 ;i' . ,�.;',. iiE: • ,a; . .:,..r:, .;'�......:�1.+.tt..i ,:�, a .Lo-.,i.,.,E.,ra;[:►� .i:;;;i.,tE'+° '�,pj .. '!::, ci ;1.. .r•.•r.. � `.• .:+` ": "'• ,. sa' ., ���''�' �'4 �r';;,a• I' .r�.iya� �' <'•,•1 �'��{��f"�"ri 11r f�'r7.i 1 i 2 �r I .. ,. : i� it 'J e: 7__ %_ �� c _�i:-"-iW!.... _.. .. .: r - _- � • _, ___ r ,..- . _. _ti .I ... !�-� 1� i s _ _. _ . a. K•i..', k;. .- s! �� ��_ I m U PROPOSED DIRT ACCESS ROAD TO EXISTING EROSION CONTROL PERMIT ONSLO-2012-141 (SEE OVERALL SHEET) PERMIT EXISTING EROSION BOUNDARY CONTROL PERMIT ONSLO-2012-141 (SEE OVERALL SHEET) 25' UNDISTURBED E3UFFLR (TYP) _ 25' UNDISTURBED BUFFER (TYP) ;il� WOODLAND 1 I i I I I I i I PERMIT + + j„ BOUNDARY 1 BORROW PIT #4 EXCAVATION AREA PROPOSED DIRT c I ACCESS ROAD TO TOTAL PERMIT AREA: 923,800SF (21.2 AC.) EXISTING EROSION TOTAL DISTURBED AREA: 761,800SF (17.5 AC.) CONTROL PERMIT BORROW PIT AREA: 712,200SF (16.3 AC.) ONSLO-2012-141 ROADS/ACCESS: 49,600SF (1.1 AC.) (SEE OVERALL SHEET) I r TOTAL EXCAVATION/PIT AREA: 681,400SF (15.6 AC-) I LOCATION: 340 41' 25"N 770 21' 19"W I COUNTY: ONSLOW, NORTH CAROLINA - OWNER: MARINE CORPS INSTALLATION EAST - MARINE CORPS BASE CAMP LEJEUNE I E (MCIEAST-MCB CAMLEJ) �j IS T I FFl 5- �111IJ g, � y{. � • f i 0 Tj IA ltr►y R lJ 5 ; 3 I I 1 I I UNDISTURBE WOODLAND ► BORROW PIT 4 if W PEXCAVATION ON D / (15.6 ACRES) i 11 m vl 61 ' _ J 1 �l 60 30 0 60 120 1j ]j �� /•' •'-'` \ 1, (TYP) SEE CROSS—SECTION GENERAL NOTES; ON SHEET CD501 1. CONTRACTOR IS RESPONSIBLE TO FIELD VERIFY ALL EXISTING UTILITIES PRIOR TO CONSTRUCTION. 'j A 2. CONTRACTOR IS RESPONSIBLE FOR REMOVAL OF ALL WASTE MATERIALS FROM CLEARING AND GRUBBING ACTIVITIES AS SHOWN IN COMPLIANCE WITH BASE ENTRY ROAD SPECIFICATIONS (P1383 AND P1384). 3. CONTROLLED SEDIMENT FENCE OUTLETS ARE TO BE PLACED ALONG SILT FENCING AT POINTS OF CONCENTRATED FLOW. �L 4. SEDIMENT FENCING IS TO BE PLACED AT THE CLEARING LIMITS AS SHOWN. 5. WATER HANDLED BY THE STILLING BASIN AND SKIMMER ARE PRIMARILY PUMPED STORMWATER TO FACILITATE EXCAVATION. i 3�r . 6. CONTRACTOR SHALL MANAGE WATER WITHIN THE PIT ITSELF TO THE EXTENT POSSIBLE BY ��._� --•� CONSTRUCTING CELLS OR OTHER ROUTING DEVICES. CONTRACTOR SHALL PROTECT THE PUMP INLET (WET WELL OR SIMILAR) TO MINIMIZE ENTRAINED SEDIMENT. I' ' 7. SKIMMER ORIFICE TO BE SIZED BY CONTRACTOR USING THE NORTH CAROLINA EROSION CONTROL ; ; ; : 's ; , .r •� MANUAL CRITERIA USING THE DESIGNED PUMPING RATE IN THE FIELD. 8. CONTRACTOR IS RESPONSIBLE FOR DISCHARGE OF WATER IN COMPLIANCE WITH THE NC GENERAL; STORMWATER PERMIT CRITERIA. 9. GROUNDWATER AND STORMWATER WITHIN THE PIT SHALL BE KEPT SEPARATE TO THE GREATEST EXTENTdj '; POSSIBLE. THE INTENT IS TO KEEP THE CLEAN AND SEDIMENT —LADEN WATERS FROM MIXING AND REDUCING - - - - - - ` ', ': '; ; i`,' T BASIN. _ _ - - - = { '� + THE LOAD ON THE SEQIMEN i ,� 10. EXCAVATION CONTOURS SHOWN IN THE PITS ARE FOR REFERENCE ONLY. ACTUAL DEPTH AND SLOPES '—=- - - - - - - �� TO BE DETERMINED BY CONTRACTOR IN FIELD BUT NOT TO BE IN EXCESS OF SPECIFICATIONS OR THE - �' _ - _ LIMITS OF DISTURBANCE. - - _ _ _ _ _ 11. GEOTECHNICAL BORINGS PERFORMED FOR BORROW PITS WERE TYPICALLY EXTENDED TO A DEPTH OF 1` — -_ _ _ _ . WETLAND- - . _ _ __ ' ' ' " ' . ' . - • _ ' ' - - • ' _ ' BORROW20 25 FEET BELOW EXISTING WERE O TERMINATED N GRANULAR SOILS. NFOR THE CPURPOSES OF E BORROW SP TO GRADING DESIGN T AND 7 - - - - - . • - - - - - - - - - - - - - - - - - - �- •'ro - • - - - - _ - _ • \ --$ _- . IBC. _ ASSUMED THAT SUITABLE SOILS EXTEND TO A DEPTH OF 30 FEET BELOW GROUND. HOWEVER, NO - - - - - - - - LAC - • F SOILS BEYOND THE BORING DEPTHS. THE WARRANTY IS EXPRESSED REGARDING THE SUITABILITY 0 FEASIBILITY OF EXTENDING THE PIT TO 30 FEET SHOULD BE BASED ON ACTUAL FIELD CONDITIONS AND SOILS ENCOUNTERED DURING EXCAVATION. - _ _ _ 1 ' 2 ' 3 4 ' S }t I �I ! �t ``a 1� I I. CL Ltj L L i02 I � I Q 3Ln !N (TYP) yy yy Q O Q N N 4V Z W to of z N Z e rn W a o a 13:15:07 \ QF45S/Q•y ;Q 9 `� SEAL 028447 Fm a www NNW xmw 3-201 AAWO :01 c SUSFACM 10 OATE DES JRC JDRW JRC JCHK LOS PWDU WU ENc/ate{ DERBY PM/DM o � Z �U� E2 U ~ d Z Lj � z w CD z w Q a aC3 Y U 02-► Q J Ld w � _0 Q. Z to z W Z O �Q O 4 ¢� ma Z 0 0 00 Z w z rLLJ w jaW LLJ Z LLJw Z � � JOa U m 1= Ll.L c Lu � CM Z 0 z~ J Qr cc_ w U m O o LLLL m F� Za w 0 0 A M 7 ice"• �aLLJ - z aZZ Q Q SCALE. AS NOTED EPRWECT NO.: P1383 CONSTR. COKM. 140. NAVFAC DRAWM NO. 12593751 S+EEr 48B OF 1049 CD412 DRA„,oMMM 2009 f ,' .s T'; - i•f' .' f ' � t 7 • 4.1-'�� -; i it - :'.' E 'r i•• ..1 +f ! � �i .•�- .r,• ! rst 71i .• •4 ,� i � 1 4 .!. li" F;C-l•• y: .�1, ;1• �.'' .{tl .� r• "J •� '�. .tr'• .e 1, •i :� }� r'�.' r�.`i{1 �, �{� ' r ��f+i�'' '}�. .:�. •a�. •., ••r'.�. r'{•. .•.' ,�. ?. ,� �}'•i •' s '!:•��' :'�: `1- ��. r �'��;.._r i�{•y- �r•-i;: 1 + �r � } ` .rb. .: Jr+ .. ,.. .� is .,{ •- �: .•. �r•ir� _ , ...r '�ir :.l rL d:Y'r. _.::^.r .,_. .. _- �-. ., ... - - - . ..!i�::4 j.•t,"!:-1,.7.1�i .�ii.ri'�:�- f-.-s:}`f ..�••� 1 i 5 I c rn N 0 N N 0 (n — a 3 0 0 m v a� O U m U A c a> 0 0 0 .E U A N � � N •E ro Z) U . . . . • . . . . . . . . r . . . . . . . . . . . . . . . . . . . . . . . . . . . r . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . r r . . . . . . . . . r . r r . . . r r . . . . . . . . . . . . . . . . . . . . w . . . . . . . . . . . . . . . . . . r . a r . . . . . . . . . r . . . . . . . . r . . r r r . . . . . . . . r . . . . . r r r r r a r w . . . . . ► . . . . i . . . . . . . r w . . . . . . . . . . r r . . i . . . . . . . . . . . . . . . . . r . . . . . . . . . . . . . . r . . . . . . r . r . . . . . . . . r . . r . . r . . r . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . . . . . . . . . . . . . . w . . . . . . . . . . . . . . r . . . . . . . . . . . . . . . . . . . . . . . • • • • . . . . . . . . r WETLAND • - - - - - • - - - - - - - - . . . . . PERMIT BOUNDARY AT . . . . . . . . . . . . . . . . . . . . . . . . . . . . - WETLAND - - - - - - - r . . . . . . . . . . . . . . . EDGE OF WETLAND . . . . . . . . . . . . . . . . . . . . . . . . . - - - - . . . . . . . . . _ . . . . . . . . . - . . . . . . _ . . . . . . . . . • . . - - - - - - . - . . . . . . (TYP,THIS SIDE) . . . . r . . . . . . . . - - . . . . . . . . . . . _ . . . . . . . . . . . . . . . . . . . . . . . . . . . • • . . . . . . . . . . . . . . . . . . r . . . . . . . . . . . . . . w • . r i i • a . . . . a . . . . . . . . . . . . . 3 3 . . . . . . . . . w . . . . . . . . . _ . . . r . . . . a . r . . r . . . r . . . . . . . . . . . r r - - - - - - - - - - - - - - - - . . . . . . . . r . r r a . . a . . . . . r . r . . . . r . . . . . • . . • . . . . . . . - . . . . . . . a . . . . . . . . . . . . . . . . . . . . . . . . . . w 2 N • w 24 \19e 2 23 CA �� 22 2 • c'r, 26 t� 100—YEAR . . . - - - . . . . - . . . - . . - . . . . . . . . . . . . . FLOOD ZONE BORROW PIT 7- �X2- - - - • - - - - - - - - - - - - Z N Ilk.- .ti 2 - =2 2� +--- PERMIT AREA - z z - + . . . . . . - - _\ti - - - - - . - - - 2a � - - - - . ? �� ' �'- � -� � PERMIT BOUNDARY - (UNDIAT EDGE OF EXISTING . N � _ . - - - - _2s- - - - 2` _ EXCAVATION - - • . . / WETLAND �- - • + _ s �` (TYP, THIS SIDE) • r - - - - - EXISTING - - - - - - - - - - - 2 - - - - EXCAVATION 2^• `� - - - - - - - - - - - - - - • _ _ _ _ . . . _ _ . r . . . . 2 - C - - - • - - - - - - - - - - - - r r tj `vO a + . a . w �.. a • � N . . • • • • . - . . . . . . 6 . w • 26�1 a c� . . . - . 2 r . . � . . . . . . w 0 +� . . r . . . . . • . w . N . r . . . . . - a r 2� w2 r r . . . . . . . . . r r - - r _ (� - • . - - . . ` N . . r . . . . . r r - - r . . �� . . . . . . . . . . . . . . . . . . r r C`{ r . i . . . . • . . . z i \ . . . . . v -24�— . . . . . . . ry . . . . . a . . . . . /r� a - • . . . . a . . a . . . . . • . . . . r r--�y--� r r - • ► a r w r� r r a . . a �� r a . r . . . r� - a N N• . . . . . . r r AJ \ ., . r . . • . . . z . • ► r . . • . r r . r . �21 . 2 r� r . . . r . . . . ll., r r • . • r . • • • r r . • . . . . . . . . . . . . . . . . . • • . • .. • • 1 r r r . . r ,v ► + r �"r r _ .�--4� r 4 `(, 1 2 / . . . . . . . . . . . . . . . . . . . . . `�J - _- �z- - - - - • - • SEA TING-EXCAVATION�— f� . . . - . - . . - . . . - . . . . . . . . . . r r r . . . . . . tie — - 6 � L�— �. - — GENERAL NOTES-- 1. CONTRACTOR IS RESPONSIBLE TO FIELD VERIFY ALL EXISTING UTILITIES PRIOR TO CONSTRUCTION. 2. CONTRACTOR IS RESPONSIBLE FOR REMOVAL OF ALL WASTE MATERIALS FROM CLEARING AND GRUBBING ACTIVITIES AS SHOWN IN COMPLIANCE WITH BASE ENTRY ROAD SPECIFICATIONS (P1383 AND P1384). 3. CONTROLLED SEDIMENT FENCE OUTLETS ARE TO BE PLACED ALONG SILT FENCING AT POINTS OF CONCENTRATED FLOW. 4. SEDIMENT FENCING IS TO BE PLACED AT THE CLEARING LIMITS AS SHOWN. 5. WATER HANDLED BY THE STILLING BASIN AND SKIMMER ARE PRIMARILY PUMPED STORMWATER TO FACILITATE EXCAVATION. 6. CONTRACTOR SHALL MANAGE WATER WITHIN THE PIT ITSELF TO THE EXTENT POSSIBLE BY CONSTRUCTING CELLS OR OTHER ROUTING DEVICES. CONTRACTOR SHALL PROTECT THE PUMP INLET (WET WELL OR SIMILAR) TO MINIMIZE ENTRAINED SEDIMENT. 7. SKIMMER ORIFICE TO BE SIZED BY CONTRACTOR USING THE NORTH CAROLINA EROSION CONTROL MANUAL CRITERIA USING THE DESIGNED PUMPING RATE IN THE FIELD. 8. CONTRACTOR IS RESPONSIBLE FOR DISCHARGE OF WATER IN COMPLIANCE WITH THE NC GENERAL STORMWATER PERMIT CRITERIA. 9. GROUNDWATER AND STORMWATER WITHIN THE PIT SHALL BE KEPT SEPARATE TO THE GREATEST EXTENT POSSIBLE. THE INTENT IS TO KEEP THE CLEAN AND SEDIMENT —LADEN WATERS FROM MIXING AND REDUCING THE LOAD ON THE SEDIMENT BASIN. 10. EXCAVATION CONTOURS SHOWN IN THE PITS ARE FOR REFERENCE ONLY. ACTUAL DEPTH AND SLOPES TO BE DETERMINED BY CONTRACTOR IN FIELD BUT NOT TO BE IN EXCESS OF SPECIFICATIONS OR THE LIMITS OF DISTURBANCE. 11. GEOTECHNICAL BORINGS PERFORMED FOR BORROW PITS WERE TYPICALLY EXTENDED TO A DEPTH OF 20 TO 25 FEET BELOW EXISTING GROUND SURFACE. ALL OF THE BORINGS FOR BORROW PITS 4 AND 7 WERE TERMINATED IN GRANULAR SOILS. FOR THE PURPOSES OF BORROW PIT GRADING DESIGN IT IS ASSUMED THAT SUITABLE SOILS EXTEND TO A DEPTH OF 30 FEET BELOW GROUND. HOWEVER, NO WARRANTY IS EXPRESSED REGARDING THE SUITABILITY OF SOILS BEYOND THE BORING DEPTHS. THE FEASIBILITY OF EXTENDING THE PIT TO 30 FEET SHOULD BE BASED ON ACTUAL FIELD CONDITIONS AND SOILS ENCOUNTERED DURING EXCAVATION. EXISTING EROSION CONTROL PERMIT ONSLO-2012-141 (SEE OVERALL SHEET) 4 a NO PERMIT BOUNDARY AT EDGE OF EXISTING OF ROAD (TYP, THIS SIDE) EXISTING DIRT ACCESS ROAD TO SNEADS FERRY ROAD. SEE OVERALL MAP BORROW PIT #7 EXCAVATION AREA TOTAL PERMIT AREA: 2,443,500SF (55.1 AC.) TOTAL DISTURBED AREA: NONE TOTAL EXCAVATION/PIT AREA: NONE LOCATION. 340 39 37 N 770 18 19 W COUNTY: ONSLOW, NORTH CAROLINA OWNER: MARINE CORPS INSTALLATION EAST - MARINE CORPS BASE CAMP LEJEUNE (MCIEAST-MCB CAMLEJ) �q4 83 NSRS 0 20°� PERMIT BOUNDARY AT EDGE OF PAVEMENT. SEE OVERALL MAP 300 150 0 300 600 SNEADS FERRY ROAD d 0 100 50 0 100 200 EXISTING DIRT ACCESS ROAD TO SNEADS FERRY ROAD. PERMIT BOUNDARY AT EDGE OF ROAD. SEE OVERALL MAP O O N t O � _ Z QwN d O Z�s m a � W •1 N 3:15:09 F.A.13-201 S •: J IO •� = i9 SEAL • 028447 j0-E ••SAP we FOR OM NOW IliM SVNXM 'M WE Dm JRC DRW JRC Jew LOS NO" mmvja olu owmm Douff PWou Z U z U Zz z 4 Z Q W 7 L V) m -3 W Z t2 a coo _ V M � Z z W Q Lu wa z LLI Z_ Z Q � � 0 C3 z cz C± m � y U W � cy- w ~ N r Z z m m w� �a oLL OU z J ma 0: tL Z Wizcg = Q o � � SCALE AS NOTED NO.: P1383 Comm cowm. NO. NIIII C DR V&Vx NO. 12593752 %m 48C OF 1049 CD413 C 9 IN 1 ' 2 3 - �r rt 1 r l . n OfLIl vow REV1910Fk 10 mmm no ..._ _ r �. L.� 1_' _�_ .. :'�.'.. ._i_.�_.., ..��a�e'.. ni_.r, _,,... _•sl:_, al!�_�,.__ __ _� ..i , .. ._ _.i.. ... .: a1 .i. i:�.i ls.�.1 _! __�._____..__., .�_a..ls.��:._�. 1 i 4 i 5 C �r r . • _ . . • - .� w . . . .` . � _ . / r . . � . . • • r w r _ • _ . r . a . . . . . a . . • . . a . a . . . r a . a a • . _ . . . . . . _ r . r - . . _ ./ a . . . • a r r _ = r • . . . = a = . • _ _ r `� . • !�J// • a . r a A a . . . . - . r r r r • r . r w a r r r _ _ _ r w w w r _ r r r + . r w r r r a a . . . w + r r a __ • r w r - r r . . _ _ + _ . _ . . . . _ - . r . . _ . . r . . . . w . . . . . • • . - r . . . . '��/MM�%//,,,}>> w _ r r . . . w • a . • s r a a a . a _ + • . . _ . ► a a . r . • . . • . a . . . r . . . = r a r a . ► ► = a . . � r r • a • . _ _ _ A . r • • a • a a _ . a _ • ► • w r r a _ r /4 r A 4 r r _ _ _ • • + r _ • a a a = • • + . a = • _ r a a + • • a r • r r r - - • - . . . . - - - . _ r . . . . . r . . . . . . . . . . . PERMIT BOUNDARY AT . a . _ . . . a a a . • . . . a r a r r r r . r . . . . VI/ETLAN D ' . . . w . r . . . r . r ETLAN D r _ r ► . a . . . . . . . r . . . . . . . EDGE OF WETLAND . . . . . . r . . . . . . . • _ _ . . w r . r r - _ - . . . . . . . . . . . - . . . . . . . - - - . . . . . - . . . . . . . . . - . . . . . (TYP, THIS SIDE) - - . _ - . . . . . r . . . . . . . . . . . . . % . . • _ . . _ . . . . - . . . . - . . . . . - - - - - - - - - - - - - _ . . . - - - - - - - - - - - - • ► r . . _ . . . . . . . . . . . ♦ . + . a . . - - - . - . . . . . . . . . . . . • . . . - - . . . . . . - . . a a a . a . . . . . . . . . . . . . . . - . - - - . . • . . . _ . + . . . . + • . . r . . r . • . _ r _ ♦ . r . . . . . . . r . . r . . . . . • r . . . r . . . . . . ♦ • . . . . . r • r - • . . . . . . w • . . . . . w + . + . r r . . w . . . . . . .. . . . . . . . . . . . . . . . • _ a +w 'w, . a • . . ► + a ► _ a • ► . . . + • • _ _ �� �,y_`-• r . a . . . . . . . . . . • w `. • r . a . . a = . � . . . ► wry~ �� �_ w . . • . . . r . . . . . . . . w .:w-:>. .. • a . a a a a a w . a • • + = a a r • a * . . . a . . . . . + . ...,,� w . < r � w: • . + r r R R . r r . _ . . r . . w . • • . . w . r w . / . a r _� w_ r • a a r R _ _ _ • • . a _ . + r a . _ _ r r _ _ w r r • r a 100 50 0 100 200 — . . . . w _ . . _ . . . . . . . . _ - - - - - - - - - - - • - - - - - - I • r w i 100—YEAR • . . . . . . . . . _ . + . r . . . . . . . . . . . . . . r . _ . . . . . . . . . . . . . . . . . FLOOD ZONE . . . . . . . . . r a . . . . . . . . . . . . w . _ _ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . --- ...------ BORROW PIT 7 . --------------------- - ----. r♦..-----............ PERMIT AREA - .........w - - - - -- . .... yo _ • . . . _ - . . . . . . . . . . . . . . _ . . _ . . . . . . . . . . . . . . • . . . . . . r PERMIT BOUNDARY RECLAMATION PLAN r . . . a AT EDGE OF cp� (UNDISTURBED) - . - - - - - - - r . _ WETLAND w r r + w • . . . . . . . . . . . . . - . . . . . . . . - - - - . . . . . . - . . . - . . . a . . . . - (TYP, THIS SIDE) • r w . . w � w • a w _ • r . + r . . . ♦ w r . . . . . . . r w . . . . . . . . . . . . . . • . . . . r . • . . • . . . . . . . . w . . . . . . . . a . . • • . • . r . . . r _ a . ► + . . a . . • r . . . . ► . . r . . a . • r a a • ► . . . . . . . . a + r r . • • • . • a . r r . r . + w _ . r . _ w . • • ♦ j[4 . r • . _ a . . . . . . • ► . . . . . . r . . . . . . a . . . . . . . . . . . . . r _ . . . . . . . w . a w _ . . . . _ . . • a . . . • a w r r . . . . w . i1 _ . . . r . / 00 . . w . r . . . . . . . . . . . r r . . . . . . . . . . . r . . . r . r • . . . a . a . . . . . r . . . . ` . + . . . . . . . . • . . . . . . . r _ . . . . r . . . ■ . . r . . . . w . . . . . . . . . • . _ . . . a . . . . . . . . . r . . . r a a r ► . w . . . r . . . . . . . a r . a a . . . . . . . . • . r r . . . . . . . . a . ► . . • - _ . . . . . . . . . . . . . . w . . . . . . . . . . r . . . . _ _ . w . . . . . . . . . _ . . . • r r w . _ . . • r . . . . . . . . . . . . . . . w \. . - • - • r • r • r • - r - . - . - = r � r w r r • r - •: - . - _ - . - . - . + . - . . + . . . . . . . . . + - - . - - - r - - - - - - _ • • - - - r . . . . . . . . . a a . _ . a . = . r w w . r . a r . r - a . r . + . . . . a R + . . • . . . - - - . . . + . = a a . - r ` . - . • r . r . - r • . r . . + . r - w • • . r . r . r r • . r r r w . r . . r . . r • r . . . . _ _ . r . _ • a r r ► • = r r • ► w . . . • . . ► r . . = a a r . . _ . . _ r . . . r _ . r . r . + . . r . . _ _ + a • • • a . r r • . • • • a r r r _ w r . a • • r • r • a • a . r . • • a . • r • . a • • • • . . r _ w a a r a w s a • . w a r . r • + r r a . • r w . . . . a . r • r a _ _ . • • • • a r w . _ a = a . r • . . a _ _ r a • • . . r a . . . a a - . . a . • a • . . r ♦ ♦ a a . r _ _ . a . • . . _ . • . . . . a • ► • • _ _ . + + r s r _ . a ♦ • r r • . . - r • . . . - _ _ a a . . . = r • a . • . _ _ . . a a a • ► • • • . a a . _ . . . ♦ • r a w . ► . • . . • • r . • _ • . r • . . . _ . a a a r . . • . . _ r . . r . . . . a . . . . . . . . . . . . . . w . . . . . . r . . . . . . . . . . . a r a _ . • s _ . w . . . r . a � a �• w r . . . �-� r a . . . . . a • • w a _ _ . . _ . r . . a . . r r r a r r + w r • w . w w w r r • r a . . r a . a a . __._ • r • _ - . • + . + • • ► r • a . . a . r w a • . • . . . . a . r r + . a . . . . w w . . . w a r a a r • a a • — _ - '' - GENERAL NOTES: 1. CONTRACTOR IS RESPONSIBLE TO FIELD VERIFY ALL EXISTING UTILITIES PRIOR TO CONSTRUCTION. 2. CONTRACTOR IS RESPONSIBLE FOR REMOVAL OF ALL WASTE MATERIALS FROM CLEARING AND GRUBBING B ACTIVITIES AS SHOWN IN COMPLIANCE WITH BASE ENTRY ROAD SPECIFICATIONS (P1383 AND P1384). 3. CONTROLLED SEDIMENT FENCE OUTLETS ARE TO BE PLACED ALONG SILT FENCING AT POINTS OF CONCENTRATED FLOW. 4. SEDIMENT FENCING IS TO BE PLACED AT THE CLEARING LIMITS AS SHOWN. 5. WATER HANDLED BY THE STILLING BASIN AND SKIMMER ARE PRIMARILY PUMPED STORMWATER TO FACILITATE EXCAVATION. 6. CONTRACTOR SHALL MANAGE WATER WITHIN THE PIT ITSELF TO THE EXTENT POSSIBLE BY CONSTRUCTING CELLS OR OTHER ROUTING DEVICES. CONTRACTOR SHALL PROTECT THE PUMP INLET (WET 3 WELL OR SIMILAR) TO MINIMIZE ENTRAINED SEDIMENT. 7. SKIMMER ORIFICE TO BE SIZED BY CONTRACTOR USING THE NORTH CAROLINA EROSION CONTROL �i MANUAL CRITERIA USING THE DESIGNED PUMPING RATE IN THE FIELD. r 8. CONTRACTOR IS RESPONSIBLE FOR DISCHARGE OF WATER IN COMPLIANCE WITH THE NC GENERAL N STORMWATER PERMIT CRITERIA. n 9. GROUNDWATER AND STORMWATER WITHIN THE PIT SHALL BE KEPT SEPARATE TO THE GREATEST EXTENT POSSIBLE. THE INTENT IS TO KEEP THE CLEAN AND SEDIMENT —LADEN WATERS FROM MIXING AND REDUCING o THE LOAD ON THE SEDIMENT BASIN. 10. EXCAVATION CONTOURS SHOWN IN THE PITS ARE FOR REFERENCE ONLY. ACTUAL DEPTH AND SLOPES TO BE DETERMINED BY CONTRACTOR IN FIELD BUT NOT TO BE IN EXCESS OF SPECIFICATIONS OR THE 3 LIMITS OF DISTURBANCE. ° 11. GEOTECHNICAL BORINGS PERFORMED FOR BORROW PITS WERE TYPICALLY EXTENDED TO A DEPTH OF `0 20 TO 25 FEET BELOW EXISTING GROUND SURFACE. ALL OF THE BORINGS FOR BORROW PITS 4 AND 7 m WERE TERMINATED IN GRANULAR SOILS. FOR THE PURPOSES OF BORROW PIT GRADING DESIGN IT IS o ASSUMED THAT SUITABLE SOILS EXTEND TO A DEPTH OF 30 FEET BELOW GROUND. HOWEVER, NO WARRANTY IS EXPRESSED REGARDING THE SUITABILITY OF SOILS BEYOND THE BORING DEPTHS. THE FEASIBILITY OF EXTENDING THE PIT TO 30 FEET SHOULD BE BASED ON ACTUAL FIELD CONDITIONS AND J SOILS ENCOUNTERED DURING EXCAVATION. U [n U �Aav Ea 0 0 rt 0 c C E v N m C r� D V/T _ N r, 0 WAA PERMIT BOUNDARY AT EDGE OF EXISTING OF ROAD BORROW PIT #7 CAVATI (TYP, THIS SIDE) TOTAL PERMIT ARI EXISTING DIRT ACCESS ROAD C.) TOTAL DISTURBED TO SNEADS FERRY ROAD. TOTAL EXCAVATIMN/ V , ov�RA� MA;*&OIw` LOCATION: 340 39' 37"N 770 18' 19"W COUNTY: ONSLOW, NORTH CAROLINA OWNER: MARINE CORPS INSTALLATION EAST - MARINE CORPS BASE CAMP LEJEUNE 4MCIEAST-MCB CAMLEI rh Nqa 8 3, HSRS 300 150 0 300 600 SNEADS FERRY ROAD O .� �i�il•■ MATCH LI N E - THIS SHEET 1/ k2 O O W g z Q W o 15:11 •.-rLjs C rs�QF 4 SEAL l 028447 i • ,*i ISE 0 . Sv �r �iurrrs��►�� 3-201 MACTEC 1 RK&K JV AA on mm RUS-AMmDOE DES JRC JDRw JRC JCHK L.OS PWDM WANCH Wi AIM Off DWARCH DMm PWN Z oHw z U Z z J Ld o zz Ld U0I J a. LLImH Ec Z W O z a0 Q Q.2 ma z0 M 0 M Go U z Z M Z UJ r W Lu �aW W Z w O Q h z W CLVm W N Z aH Q r U cn p o LL Qf m z J Wa O U cr z �EZLLI O SC&E AS NOTED EPMMr NO.- PI383 IMPFAC DRUM* NO. 12593753 %Eff 48D of 1049 CD414 101 14 I 0 I -_I!{.1' . 1,r. 4 +� f� f r4� kl ���, r. �i�•� +' �t•' i ;'_� t �•� :' •�t� ��, j•, .�I�'�t. ��., `l �. i'. 'i' 1.��,i:'-P.F���11 �;+. •,, a �1 t M t�. •i'�' 'ti �'i: :i. '�' •i�. e��' s• •r •f' •' •t,;•P :4p .:: .� ;t1,•+,•'i-:'•:r,�:�-�Ti���'.�1 - r{.i I' .�1 � - fllllllll•, 'S. �r'�:is '>,'- .t, •1 !i' ti '.+•. ,�,: .'e - �.:4'`' _j:.� 'j.'r: S'. � •f r• � ., ',sb y.•..'J:' • r. 1. i < � `'.• Jr�; tt •'•' S ORI1ri OM REVISOR 10 WAA C" i r PIT #10A AHLA '-RMIT AREA: 1,089,100SF STURBED AREA: 692,50C IROW PIT 10A.1: 859400S 4ROW PIT 10A.2: 334,900 AP. 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THICKNESS 0. t STEEL BACKFILL TRENCH AND COMPACT FILTER FABRIC UNDER STONE POST THOROUGHLY W EXISTING GROUND SECTION PLASTIC OR WIRE TIES (TYP) D D - _ e - N 50 MINIMUM(low 11A 11=1 I I-1 I-i I I I I I f-III=� I I it I I- NATURAL GROUNDCIO ? s Z (BUT SUFFICIENT TO KEEP -111=1 I I -III Ill -III III I I �� I I-� _ o Q SEDIMENT ON SITE) I � I` 1�=1 Fill -- SEDIMENT I I-I- � I III III = - � o < NATURAL GROUND I I�771 I I III- ' N z Q 24„ I I I, I I- 8" MIN o 4" I In -7 0 0 o zT�iih��;�i CV X w 24" 2"-3" COARSE AGGREGATE - 8" DOWN AND 4"_ FORWARD ALONG STONE TO BE USED TRENCH GENERAL NOTES: PLAN CONSTRUCTION 3:15:15; 23-2412 1, A STABILIZED PAD OF CRUSHED STONE SHALL BE LOCATED WHERE TRAFFIC WILL BF ENTERING OR LEAVING 1. CONSTRUCT THE SEDIMENT BARRIER OF STANDARD STRENGTH OR E •.TRA STRENGTH O4 OQ►i��0�; �i� A CONSTRUCTION SITE OR FROM AN EXISTING ROAD. SYNTHETIC FILTER FABRICS. .`��� ��.'��SS ti�r��f 2.ENSURE THAT THE HEIGHT OF THE SEDIMENT FENCE DOES NOT LXCiED 24 INCHES �� 2. STONE TO BE 2"3" COARSE AGGREGATE, SURGE STONE, OR RAILROAD BALLAST. ABOVE THE GROUND SURFACE. HIGHER FENCES MAY IMPOUND VOU MES OF WATER MAINTENANCE e � SEAL f SUFFICIENT TO CAUSE FAILURE OF THE STRUCTURE. 1 .1NSPECT SEDIMENT FENCES AT LEAST ONCE A WEEK AND AFTER y 028447 3. THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION WHICH WILL PREVENT TRACKING OR FLOWING OF 3.CONSTRUCT THE FILTER FABRIC FROM A CONTINUOUS ROLL CUT TO - IE LENGTH OF EACH RAINFALL- MAKE ANY REQUIRED REPAIRS EMMEDIATELY_ ��� �..�, ��p. ��+ SEDIMENT ONTO EXISTING ROADWAYS_ THIS MAY REQUIRE PERIODIC TOP DRESSING WITH ADDITIONAL STONE AS THE BARRIER TO AVOID JOINTS. WHEN JOINTS ARE NECESSARY, SE�URELY FASTEN 2.SHOULD THE FABRIC OF A SEDIMENT FENCE COLLAPSE, TEAR, '`ip�i� P CONDITIONS DEMAND AND REPAIR AND/OR CLEANOUT OF ANY MEASURES USED TO TRAP SEDIMENT. THE FILTER CLOTH ONLY AT THE SUPPORT POST WITH 4 FEET MINIM-M OF OVERLAP DECOMPOSE OR BECOME INEFFECTIVE, REPLACE IT PROMPTLY. �y �S�NS�'O�, TO THE NEXT POST_ 3.REMOVE SEDIMENT DEPOSITS A5 NECESSARY TO PROVIDE 4. ALL SEDIMENT SPILLED, DROPPED, WASHED OR TRACKED ONTO EXISTING ROADWAYS MUST BE REMOVED 4.SUPPORT STANDARD STRENGTH FILTER FABRIC BY WIRE MESH FASTENED SECURELY ADEQUATE STORAG_ CALUMET OF THE NEXT RAIN AND TO TO THE UPSLOPE SIDE OF THE POSTS. EXTEND THE WIRE MESH SUPPORT TO THE REDUCE PRESSURE ON THE FENCE. TAKE CARE TO AVOID IMMEDIATELY. BOTTOM OF THE TRENCH. FASTEN THE WERE REINFORCEMENT, THE ABRIC ON THE UNDERMINING THE FENCE DURING CLEANOUT. 5. WHEN NECESSARY WHEELS MUST BE CLEANED TO REMOVE SEDIMENT PRIOR TO ENTERING A PUBLIC STREET. UPSLOPE SIDE OF THE FENCE POST. WIRE OR PLASTIC ZIP TIES SdOULD HAVE A 4.REMOVE ALL FENCING MATERIALS AND UNSTABLE SEDIMENT WHEN WASHING IS REQUIRED, IT SHALL BE DONE ON AN AREA STABILIZED WITH CRUSHED STONE WHICH MINIMUM 50 POUND TENSILE STRENGTH. DEPOSITS AND BRING THE AREA TO GRADE AND STABILIZE IT DRAINS INTO AN APPROVED SUITABLE OUTLET. 5.WHLN A WIRE MESH SUPPORT FENCE IS USED, SPACE POSTS A VAXIMUM OF 8 AFTER THE CONTRIBUTING DRAINAGE AREA HAS BEEN PROPERLY FEFT APART. SUPPORT POSTS SHOULD BE DRIVEN SECURELY INTC THE GROUND A STABILIZED. 6. GEOTEXTILE FILTER FABRIC SHALL BE MIRAFI 500 OR EQUAL. MINIMUM OF 24 INCHES. 6.EXTRA STRENGTH FILTER FABRIC WITH 6 FEET POST SPACING DOES NOT REQUIRE 7. REMOVE ALL GRAVEL AND FABRIC JUST PRIOR TO FINAL GRADING & SEEDING OPERATION, WIRE MESH SUPPORT FENCE. SECURELY FASTEN THE FILTER FAH='C DIRECTLY TO THE POST. WIRE OR PLASTIC ZIP TIES SHOULD HAVE A MINIVUM 50 POUND MACTEC 1 RK&K JV 8_ INSTALL SILT FENCING OR TREE PROTECTION FENCING TO ENSURE CONSTRUCTION ENTRANCE IS USED FOR TENSILE STRENGTH. 7.EXCAVATE A TRENCH APPROXIMATELY 4 INCHES WIDE AND 8 INCHES DEEP ALONG APPRIM ACCESS. THE PROPOSED LINE OF POSTS AND UPSLOPE FROM THE BARRIER. &PLACE 12 INCHES OF THE FABRIC ALONG THE BOTTOM AND SIDE OF THE TRENCH. MAINTENANCE: 9.13ACKFILL THE TRENCH WITH SOIL PLACED OVER THE FILTER FABRIC AND COMPACT, MAINTAIN THE GRAVEL PAD IN A CONDITION TO PREVENT MUD OR SEDIMENT FROM I_EA`"NG THE CONSTRUCTION THOROUGH COMPACTEON OF THE BACKFILL IS CRITICAL TO SILT FENCE FIR CM11111illilli OM SILT FENCE DETAIL SITE. THIS MAY REQUIRE PERIODIC TOP DRESSING WITH 2"-3" STONE. AFTER EACH PAINFALL, INSPECT ANY PERFORMANCE. xr STRUCTURE USED TO TRAP SEDIMENT AND CLEAN IT OUT AS NECESSARY,. IMMEDIATELY REMOVE ALL 10. DO NOT ATTACH FILTER FABRIC TO FXISTiNG OR PROPOSED TREES_ NOT TO SCALE OBJECTIONABLE MATERIALS SPILLED, WASHED, OR TRACKED ONTO PUBLIC ROADWAYS_ 1 1 . FOR SEDIMENT FENCE INSTALLATION USING THE "SL'CING METI'DD", SEDIMENT FENCE MAY BE INSTALLED USING SPECIALLY DESIGNED EQUIPMENT THAT INSERTS THE FABRIC INTO A CUT SLICED IN THE GROUND WITH A DISK. � iD WE CONSTRUCTION ENTRANCE DETAIL E3E5 DRw JRC ICHK LOS NOT TO SCALE 111,1111111011 off awmc" TOTAL LENGTH CONSTRUCTION lunr 1. GRADE THE BASIN SO THAT THE BOTTOM IS LEVEL FRONT TO BACK B AND SIDE TO SIDE. Z v CELL-1 CLLL-2 CELL-3 CELL-4 2. INSTALL PC�STS OR SAW HORSES ACROSS THE WIDTH OF THE z 35% OF 25% OF 25% OF 15% OF SEDIMENT BASIN/TRAP. 0 Y 2~o _j LENGTH LENGTH LENGTH LENGTH 3. STEEL POSTS SHOULD BE DRIVEN TO A DEPTH OF 24 INCHES, J SPACED A 'MAXIMUM OF 4 FEET APART, AND INSTALLED UP THE SIDES z � Z OF THE 13�&N AS WELL. THE TOP OF THE FABRIC SHOULD BE 6 >_ 25' MINIMUM UNDISTURBEC BUFFER (TYP) ,� � � INCHES HIGHER THAN THE INVERT OF THE SPILLWAY. TOPS OF CL W 0 a (50' MINIMUM BUFFER FR.- V WETLANDS) z Q BAFFLES [ ULD BE 2 INCHES LOWER THAN THE TOP OF BERMS. S p c� _ 4 AT LEAST D z z- a - • S, B THE w INSTALL ST THREE ROWS OF APPLES BETWEEN E INLET AN a, OUTLET DI CHARGE POINT. BASINS LESS THAN 20 FEET IN LENGTH o � _ = Lu MAY USE 2 BAFFLES- m ` 5. WHEN USI^•G POSTS, ADD A SUPPORT WIRE OR ROPE ACROSS THE - _- C Z INLET OUTLET TOP 07 T~E MEASURE TO PREVENT SAGGING. �_ _ Z W - _ _ - I I o ZONE ZONE 6. WRAP POROUS MATERIAL, LIKE JUTE BACKED BY COIIR MATERIAL, OVER -, �� 1 f1 I I Al I-1 I I- I - 11 I I 1 I I�I 5 SAFELY VARIESQ c Q Z _ N -I I I� -� _ "-I �19' B.G_S., PET 4) Q A SAWHORSE OR THE TOP WIRE. HAMMER REBAR INTO THE EXISTING SURFACE PERIMLTLR 3 r ( a a - SAWHORSE _EGS FOR ANCHORING. THE FABRIC SHOULD HAVE FIVE , -I I=1 I 1=1 ���'� LEDGE (�2-4 B.G.S., PIT 7) m 1 5 -24 M.S.L., PIT 4) DITCH 11=I I=I (-6 1 1 B.G.S., PIT 1OA) Q U o - - -_ TO TES P: •.CENT OPENINGS IN THE WEAVE. ATTACH FIBER TO A ( ' � I - - ROPE AND SUPPORT STRUCTURE WITH ZIP TIES WIRE, OR STAPLES. (24 27 M.S.L., PIT 7)con I -I I=III=1 I I (� M _ - - 7. BAFFLE SH�?_L BE 700 G/M2 COIR EROSION BLANKET OR EQUAL. (14'-32' M.S.L., PIT 10A) - -I 11= I I =1 =1 f 1=� 0 co Z � 8. THE BOTTCV AND SIDES OF THE FABRIC SHOULD BE ANCHORED IN A GENERAL '.DTES: ' WATER SURF AC Z 3 TRENCH C� PINNED WITH 8-INCH EROSION CONTROL MATTING I la it li I II �I I I �1 I =1 - _ UP TO 20'-25'± DEPTH a W z STAPLES. 1. CONT� ;CTOR METHODS MAY VARY, BUT SETBACKS f 44 LLI z W o PLAN VIEW 9. DO NOT S~'._ICE THE FABRIC. USE A CONTINUOUS PIECE ACROSS THE AND SLO_L TOLERANCES SHALL BE MAINTAINED. -III-1II=1IIflI =1 I-- IF SUITABLE MATERIAL w : O m BASIN. FENCE AND FABRIC STEEL POST � I�1 � I � 1 � 1= � 1=4 I � 1- I � I i i� z J uj Z a U p BURIED IN TRENCH % MAINTENANCE 2. GROL .DWATER ELEVATIONS MAY VARY 5 f. I ,1 I, it I Ii i III li ��I - _ 2 7 DEPTH z V m a) 1. INSPECT B.-=FLES AT LEAST ONCE A WEEK AND AFTER EACH RAINFALL- I I �I - M VARIES w M p MAKE ANY REQUIRED REPAIRS IMMEDIATELY. 3. UPON COMPLETION, SEED AND ADEQUATELY STABILIZE - I -I I- "`� / 2. BE SURE -0 MAINTAIN ACCESS TO THE BAFFLES. SHOULD THE ALL EXPO-�-:.D SLOPES ABOVE THE WATER SURFACE IN -- =�_ _ v LLI U 6 X6 TRENCH, FABRIC OF y BAFFLE COLLAPSE, TEAR, DECOMPOSE, OR BECOME ACCORDAf. E WITH B.E.R. STANDARD SEEDING -� - W 4 Z O BACKFILLED AND t 2' --I I I r- m � INEFFECTIV=� REPLACE IT PROMPTLY_ SPECIFlCA- ONS. 14 1�, I 1 1=III-I - - z J COMPACTED 3. REMOVE SEDIMENT DEPOSITS WHEN IT REACHES HALF FULL TO # I_ _ m Iz PROVIDE ADEQUATE STORAGE VOLUME FOR THE NEXT RAIN EVENT AND 4. GEOT=CHNICAL BORINGS PERFORMED FOR BORROW -I I �, ; ;I I I, �I I I- =- U O TO REDUCE PRESSURE ON BAFFLES. TAKE CARE TO AVOID DAMAGING _ _ _ ,� Q a 00 SECTION VIEW AT OPENING THE BAFFLE _DURING CLEANOUT. SEDIMENT DEPTH SHOULD NEVER PITS WEIR TYPICALLY EXTENDED TO A DEPTH OF 20 TO -III-I I -I I -III=I I=III-I I= o IL C A ai A EXCEED Hr _- THE DESIGNED STORAGE DEPTH. 25 FEET ;^LOW EXISTING GROUND SURFACE. ALL OF -I � I III 1 II I 1 ;III --I I 1=1 I J o E CROSS SECTION 4. AFTER THE CONTRIBUTING DRAINAGE AREA HAS BEEN PROPERLY THE BORI ,^lS FOR BORROW PITS 4, 7 AND 8 WERE w Q CROSS-SECTION A-�-A DETAIL 0 u mm STABILIZED, REMOVE ALL BAFFLE MATERIALS AND UNSTABLE SEDIMENT TERMINAT -) IN GRANULAR SOILS. FOR THE PURPOSES < � z U O SUPPORT ROPE SUPPORT POST DEPOSITS, BRING THE AREA TO GRADE, AND STABILIZE IT. OF BORR_.N PIT GRADING DESIGN, IT IS ASSUMED THAT NOT TO SCALE z U TO WIRE TO 24" INTRO BOTTOM STAKE TO SUITABLE SOILS EXTEND TO A DEPTH OF 30 FEET BELOW Q PREVENT SAGGING R SIDE SUPPORT WIRL GROUND. HOWEVER, NO WARRANTY IS EXPRESSED SCALE AS NOTED .si i 4vaiii REGARDINS THE SUITABILITY OF SOILS BEYOND THE oBORING C-PTHS. THE FEASIBILITY OF EXTENDING THLEPROJECT F1 U PIT TO 3C FEET SHOULD BE BASED ON ACTUAL FIELD EAEFLE DETAIL �+ CONDITIOI.7' AND SOILS ENCOUNTERED DURING n��Hc °� NOT TO SCALE EXCAVATIC'..NAVFAC N L 12593758 r i W U COIR MESH OR SIMILAR, STAPLED OR &im 481 OF 1049 cV / 0 TRENCHED INTO BOTTOM OR SIDE CD50-1 U •� ,omAli2we riT ii �'i#•: '� �'r' '� �• a e, -'T '?7 .ter •,-"+. ""TT„, f 'i yi �rl„ .Y. i_r. f,,-"�'��..-r,�7+ .� • a f ! rr�,I�xI I,! ��'4+'+il+ I y K,.t, 5 r'fr' ShI'1r I+ti i'1+l.�f.ro , +.�i +jy�,'4�I`t1�r+}'�t•, #y•+` Ir 1�"i^' .- }FFr f'y'' _ I� II/ I 7 y i .f .. .,..° ... .. �}'i�,t t '•, . �, y� {;yt+, � t I, R x."t, h -� .A r,+ '�, �G .ii. � # � .. ';, .. .-,5[! <r r.� :r1 ••a�u I+�t+.1t,f ia,, + , i rerLo'1 'L,Li,..--L'_-S._i.1L.J.'i.u:.e�.e::ii• .` I.....,..,,.�..._._1� ..,. ,LL.I%!.IL: __1 i. :1 'i1e:11.,'.;iL 1-!:. - ,.,-... 1 i 2 CONSTRUCTION 1. PLACE SLOPE DRAINS ON UNDISTURBED SOIL OR WELL COMPACTED FILL AT LOCATIONS AND ELEVATIONS SHOWN ON THE PLAN. 2. SLIGHTLY SLOPE THE SECTION OF PIPE UNDER THE DIKE TOWARD ITS OUTLET. 3, HAND TAMP THE SOIL UNDER AND AROUND THE ENTRANCE SECTION IN LIFTS NOT TO EXCEED 6 INCHES. 4_ ENSURE THAT FILL OVER THE DRAIN AT THE TOP OF THE SLOPE HAS MINIMUM DIMENSIONS OF 1.5 FEET DEPTH, 4 FEET TOP WIDTH, AND 3:1 SIDE 4' MIN SLOPES_ 5_ ENSURE THAT ALL SLOPE DRAIN CONNECTIONS ARE WATERTIGHT. 6_ ENSURE THAT ALL FILL MATERIAL IS WELL -COMPACTED_ SECURELY FASTEN THE EXPOSED SECTION OF THE DRAIN WITH GROMMETS OR STAKES SPACED NO BERM MORE THAN 10 FEET APART. 7. EXTEND THE DRAIN BEYOND THE TOE OF THE SLOPE, AND ADEQUATELY D PROTECT THE OUTLET FROM EROSION. 8_ MAKE THE SETTLED, COMPACTED DIKE RIDGE NO LESS THAN 1 FOOT ABOVE HOLD-DOWN tr' THE TOP OF THE PIPE AT EVERY POINT. STAKES 18' MIN 9. IMMEDIATELY STABILIZE ALL DISTURBED AREAS FOLLOWING CONSTRUCTION_ 10_ PROTECT THE OUTLET OF THE SLOPE DRAIN FROM EROSION BY INSTALLING _ A RIP RAP DISSIPATER AT THE OUTLET. MAINTENANCE: INSPECT THE SLOPE DRAIN AND SUPPORTING DIVERSION AFTER \ EVERY RAINFALL, AND PROMPTLY MAKE NECESSARY REPAIRS. WHEN THE� PROTECTED AREA HAS BEEN PERMANENTLY STABILIZED, TEMPORARY MEASURES MAY BE REMOVED, MATERIALS DISPOSED OF PROPERLY, AND ALL DISTURBED AREAS STABILIZED APPROPRIATELY. PLASTIC CORRUGATED INLET PIPEE / \/\ CROSS-SECTION STABILIZE �/ //` OUTLET //\\/ 4' MIN. 0.5' MIN �� \ `SLOPE DRAIN TEE -� 0 TOP OF DIVERSION FLOW SLOPE DRAIN SLOPE DRAIN <=— FLOW 4' MIN DIVERSION CHANNEL'/ / �1 5' MINA / // /\\�\\/� LEVEL SECTION \��\\�/ �\ /, \\\\/\\ �\ �\ ,~ \\ CRASS -SECTION c 10 3 0 0 �I CL O L MO W O J U m U a 4A c lU U O C E O U (V .0 T / o 04 °n v N U TEMPORARY SLOPE DRAIN DETAIL NOT TO SCALE CONSTRUCTION 1. REMOVE AND PROPERLY DISPOSE OF ALL TREES, BRUSH, STUMPS, AND OTHER OBJECTIONABLE MATERIAL. 2. ENSURE THAT THE MINIMLM CONSTRUCTED CROSS SECTION MEETS ALL DESIGN REQUIREME'�JTS. 3. ENSURE THAT THE TOP G'= THE DIKE IS NOT LOWER AT ANY POINT THAN THE (DESIGN ELEVATION PLUS THE SPECIFIED SETTLEMENT. 4. PROVIDE SUFFICIENT ROOM AROUND DIVERSIONS TO PERMIT MACHINE REGRADING AND CLE NOUT. 5. VEGETATE THE RIDGE IMF'-DIATELY AFTER CONSTRUCTION, UNLESS IT WILL REMAIN IN PLACE LESS THAN 30 WORKING DAYS. MAINTENANCE: INSPECT TEMPORARY DIVERSIONS ONCE A WEEK AND AFTER EVERY RAINFALL_ 'AMEDIATELY REMOVE SEDIMENT FROM THE FLOW AREA AND R-PAIR THE DIVERSION RIDGE. CAREFULLY CHECK OUTLETS F"•.D MAKE TIMELY REPAIRS AS NEEDED. WHEN THE AREA PROTECTED IS PERMANENTLY STABILIZED, REMOVE THE RIDC'- AND THE CHANNEL TO BLEND WITH THE NATURAL GROUND _=VEL AND APPROPRIATELY STABILIZE IT. IIIIj— Fi << s VAR. <0AF 2'- 10' I �I I I�I I I�I f IIIIIIII I i�l I� 12" 2' MIN_ VVASTE MATERIAL -COMPACT, SEED & MULCH AFTER - CONSTRUCTION OF DITCH :r-•'' •ram '- ,a:; -•;�••} ..., VAF. O„ -" �P 11-I I I-III-IIII- �'r `ZE I I I I 1IIIIII---III—III I I I I CROSS SECTIONAL VIEW TEMPORARY DIVERS :)N DITCH DETAIL NOT TO SCALE 1 ' 2 j 3 SECTION 'A -A' FI LTE R FABRIC RIP RAP APRON DETAIL SUMP PUMP NOT TO SCALE FILTER FABRIC SUBGRADE PREPARATION- -PREPARE THE SUBGRADE FOR RIPRAP AND FILTER TO THE REQUIRED LINES AND GRADES SHOWN ON THE PLANS. COMPACT ANY FILL REQUIRED IN THE SUBGRADE TO A DENSITY APPROXIMATING THAT OF THE SURROUNDING UNDISTURBED MATERIAL OR OVERFILL DEPRESSIONS WITH RIPRAP. REMOVE BRUSH, TREES, STUMPS, AND OTHER OBJECTIONABLE MATERIAL_ CUT THE SUBGRADE SUFFICIENTLY DEEP THAT THE FINISHED GRADE OF THE RIPRAP WILL BE AT THE ELEVATION OF THE SURROUNDING AREA, CHANNELS SHOULD BE EXCAVATED SUFFICIENTLY TO ALLOW PLACEMENT OF THE RIPRAP IN A MANNER SUCH THAT THE FINISHED INSIDE DIMENSIONS AND GRADE OF THE RIPRAP MEET DESIGN SPECIFICATIONS. SAND AND GRAVEL FILTER BLANKET --PLACE THE FILTER BLANKET IMMEDIATELY AFTER THE GROUND FOUNDATION IS PREPARED. FOR GRAVEL, SPREAD FILTER STONE IN A UNIFORM LAYER TO THE SPECIFIED DEPTH. WHERE MORE THAN ONE LAYER OF FILTER MATERIAL IS USED, SPREAD THE LAYERS WITH MINIMAL MIXING_ SYNTHETIC FILTER FABRIC --PLACE THE CLOTH FILTER DIRECTLY ON THE PREPARED FOUNDATION. OVERLAP THE EDGES BY AT LEAST 12 INCHES, AND SPACE ANCHOR PINS EVERY 3 FT ALONG THE OVERLAP. BURY THE UPSTREAM END OF THE CLOTH A MINIMUM OF 12 INCHES BELOW GROUND AND WHERE NECESSARY, BURY THE LOWER END OF THE CLOTH OR OVERLAP WITH THE NEXT SECTION AS REQUIRED. TAKE CARE NOT TO DAMAGE THE CLOTH WHEN PLACING RIPRAP. IF DAMAGE OCCURS REMOVE THE RIPRAP, AND REPAIR THE SHEET BY ADDING ANOTHER LAYER OF FILTER MATERIAL WITH A MINIMUM OVERLAP OF 12 INCHES AROUND THE DAMAGED AREA. IF EXTENSIVE DAMAGE IS SUSPECTED, REMOVE AND REPLACE THE ENTIRE SHEET. WHERE LARGE STONES ARE USED OR MACHINE PLACEMENT IS DIFFICULT, A 4-INCH LAYER OF FINE GRAVEL OR SAND MAY BE NEEDED TO PROTECT THE FILTER CLOTH. STONE PLACEMENT --PLACEMENT OF RIPRAP SHOULD FOLLOW IMMEDIATELY AFTER PLACEMENT OF THE FILTER_ PLACE RIPRAP SO THAT IT FORMS A DENSE, WELL -GRADED MASS OF STONE WITH A MINIMUM OF VOIDS_ THE DESIRED DISTRIBUTION OF STONES THROUGHOUT THE MASS MAY BE OBTAINED BY SELECTIVE LOADING AT THE QUARRY, AND CONTROLLED DUMPING DURING FINAL PLACEMENT. PLACE RIPRAP TO ITS FULL THICKNESS IN ONE OPERATION. DO NOT PLACE RIPRAP BY DUMPING THROUGH CHUTES OR OTHER METHODS THAT CAUSE SEGREGATION OF STONE SIZES. TAKE CARE NOT TO DISLODGE THE UNDERLYING BASE OR FILTER WHEN PLACING THE STONES. THE TOE OF THE RIPRAP SLOPE SHOULD BE KEYED TO A STABLE FOUNDATION AT ITS BASE. THE TOE SHOULD BE EXCAVATED TO A DEPTH ABOUT 1.5 TIMES THE DESIGN THICKNESS OF THE RIPRAP, AND SHOULD EXTEND HORIZONTALLY FROM THE SLOPE. THE FINISHED SLOPE SHOULD BE FREF OF POCKETS OF SMALL STONE OR CLUSTERS OF LARGE STONES. HAND PLACING MAY BE NECESSARY TO ACHIEVE THE PROPER DISTRIBUTION OF STONE SIZES TO PRODUCE A RELATIVELY SMOOTH, UNIFORM SURFACE. THE FINISHED GRADE OF THE RIPRAP SHOULD _ND WITH THE SURROUNDING AREA, NO OVERFALL OR PROTRUSION OF RIPRAP SHOULD APPARENT. INTENANCE_ IN GENERAL, ONCE A RIPRAP INSTALLATION HAS. BEEN PROPERLY DESIGNED D INSTALLED IT REQUIRES VERY LITTLE MAINTENANCE. RIPRAP SHOULD BE INSPECTED RIODICALLY FOR SCOUR OR DISLODGED STONES. CONTROL OF WEED AND BRUSH GROWTH Y BE NEEDED IN SOME LOCATIONS. NOTES: 1. L = THE LENGTH OF THE RIPRAP APRON. 2. D = 1.5 TIMES THE MAXIMUM STONE DIAMETER BUT NOT LESS THAN 6" (INCHES). 3. IN A WELL-DEFINED CHANNEL EXTEND THE APRON UP THL CHANNEL BANKS TO AN ELLVATION OF 6" (INCHES) ABOVE THE MAXIMUM TAILWATER DEPTH OR TO THE TOP OF THE BANK, WHICHEVER IS LESS. _TER FABRIC SEDIMENT BAG STABILIZE DOWNSTREAM TO STREAM BANK 8" MIN OF WASHED SEDIMENT CONTROL STONE OR BAILS OF HAY NOTES: 1. SEDIMENT BAGS SHOULD BE SIZED BASED ON THE VOLUME OF WATER BEING PUMPED (PUMP FLOW RATE), QUANTI Tom" AN-- TYPE OF SEDIMENT AND THE PERMITIVITY OF THE GIVEN BAG SIZE. 2. CONSIDERA- ON EH.OULD ALSO BE GIVEN TO LOCATION_ (STEEP SLOPED SURFACES ARE TYPICALLY CC n TEMPORARY SITI LLI N G BASIN I v WITH NOT RECOMMENDED �S THE BAG MAY ROLL). S ED I M E 1 V T BAG DETAIL 3. EACH 1 SEG '-1ENT BAG CAN HANDLE A 2", 3", OR 4" DISCHARGE HOSE_ (THE HOSE CAN BE PLACED ALONG ANY EvvE '!r' MAKING A SMALL INCISION INTO THE FABRIC, INSERTING THE HOSE AND THEN NOT TO SCALE CLAMPING THE =ABF TO THE HOSE VIA WIRE, TIES, CLAMP, ROPE OR SIMILAR TO CREATE A GOOD SEAL.) 4. TO IMPRO``- SL ==ACE AREA AND PERFORMANCE OF THE BAG, PLACE IT ON A PERMEABLE/POROUS SURFACE SUCH AS -AY BALES, AGGREGATE OR SIMILAR. TAKE CARE TO SELECT A MEDIA THAT WILL NOT DAMAGE THE BA3 - JSE OF A GROUND CLOTH CAN ALLEVIATE DAMAGE FROM OCCURRING, 5. CARE SHO;,_D -'-NAYS BE TAKEN TO PROPERLY MONITOR PERFORMANCE TO ENSURE THAT PUMP RATES OR CONICEN"=.TIONS OF SEDIMENT ARE NOT EXCESSIVE. FAILURE TO DO SO MAY CAUSE BAG TO FAI L. 6. AVOID MUD PLC PIPE DISCHARGES INTO 1 BAG. ONE BAG PER DISCHARGE IS RECOMMENDED. 7. FILTERED •ATEF RUNOFF FROM THE BAG SHOULD BE DISPERSED. TAKE CARE TO AVOID CAUSING EROSION. 8. REPLACE SEDIM=`fF BAG WHEN CAPACITY AS DEFINED BY THE MANUFACTURER IS REACHED. PROPERLY DIS OSE 1 USED SEDIMENT BAG OFF SITE_ 9. ROUTINFL`" INSFE=T SEDIMENT BAG WHEN PUMPING TO ENSURE IT IS FUNCTIONING PROPERLY. REPLACE BAGS THAJ LRE TORN, AT CAPACITY, OR OTHERWISE NOT PERFORMING EFFECTIVELY. :15:15 PUmU 23-201 W� Es S col SEALS 028447 28447 .P uir+ *rr MACTECIRK&KJV An »o +w+om FIN CWWW WK nc�nr SMXW m WE DES JRC JDRW JRC ICHK LOS PM/DM By" bp)AAM CHU Dc/ARCH Din PM/DM o � U U z off U Z _j J z za I d L za6 O Y J i-n Z Q W u �-�• < � V) _❑ Q Z W Z a fL O Q 2 Z m s- U cr) � z z M UJ z GC L o a W O Iw Z � Z LLI _j0 U m LZLI Q 2 W 3�: r O aLLj c pq❑ ch LLI _J U O O LL cr_ J La za O U z W Z SCALF- AS NOTED U�IRWE T NO.: PI3B3 NAVFAC DRAWING NO. 12593759 SIM7 48J OF 1049 CD502 oRORM RL.VOM 10 YIWH WN 11 n �.'I,_ _� i�l '7 r�,7`'1;�, - ._i —''i'.—..�T1�';�"r—r' �r .777'�'^y T,i1'F'^. 1.-�- jrr—'j; o7j-T'r:.'T'�'�^T". a, I i' t .I '�' I+ . ,{ � 4 �, I ` 'I �, I ^� '�i' S , r�' f � '�hI ', «5 r I �i '�'y ! � 1 d . i, .•.I I +1 j t r � �,' •f'�I a; I.r} tj t r lal � y r 1s ll I I ■ w,� 1, w t i N. t I f!r.i 5,. i.L,.• ,11 �1��1 v:l r Jill t p„I. ` ,.. r.•. . ,.- s �,.. t, r. _, •I: c: .. „ .'!' ,.. + .i'.".'�r'r. �tl ir.'1'�S /1•. w_t rl• ,t, lr �,:. ,'7rl•w�,