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HomeMy WebLinkAbout20071327 Ver 1_Application_20070706 x a~A~ff°~ O /.~1/1 ^ .~~e. ql~~ ~ ~r ~, ~ '~1~h S"fA'I'E OF NORTH CAROLINA Sq~ ~A~.;, ~' DEPARTMENT OF TRANSPORTATION ~Wq~:~ MICHAEL F. EASLEY P. O. Box 25201, Raleigh, NC 27611-5202 LYNDO T)PPETT `hr~'`` GOVERNOR PHONE: 919-733-2520 SECRETARY July 26, 2007 Mr. Monte Matthews U. S. Army Corps of Engineers Raleigh Regulatory Field Office O 6508 Falls of the Neuse Rd, Suite 120 Raleigh, NC 27615 Subject: Nationwide Permits # 14 SR 1416 (Bald Knob Road) Alleghany County, North Carolina Project Number: 110.003034 (DWQ Permit Fee: $200) Dear Mr. Matthews: The NC Department of Transportation is scheduled to grade, drain, base and pave SR 1416, Bald Knob Road in Alleghany County. The roadway will be widened from 14 feet to 20 feet with impervious surface area increasing by 0.43 linear acres. Construction will begin at station 10+00 and will end at station 62+77. There is a wet pipe with adjacent wetlands located at station 18+20. This area will fall into a gapped (unimproved) section running from stations 16+80- 38+40. As a result, this project will require the replacement of one wet pipe as shown below: Stream Impacts: Station Number Ezisting Structure Size Proposed Pipe Size Riprap Impacts feet Total Impacts at this Station ft. 53+60* 40'x 24" 60'x 24" 10 30 Total Stream Im acts = 30 feet * This stream is intermittent and is currently dry. When flowing, it does not appear to carry a large volume of water. If the stream at station 53+60 is flowing during the scheduled pipe replacement, we will temporarily dewater the construction area. An impervious sandbag dike will be constructed approximately 20 feet upstream of the existing culvert to create a small pool. Clean water will temporarily be pumped around the construction area and will be discharged downstream of the P. O. Box 250, N. Wi~~:esBORO. NC 28659 PHONe (336) 667-911 1 Fax (336) 667-4549 r Mr. Monte Matthews SR 1416 (Bald Knob Road) Page 2 July 26, 2007 sandbag dike. Any dirty water located inside of the construction area will be pumped into a silt bag if necessary. Total dewatered area will be 0.0046 acres. Once the new pipe is in place, the impervious dike will be removed and preconstruction streambed elevations will be restored. The wet pipe in question carries an unnamed tributary to Moccasin Creek (Class: C). This project was reviewed for the presence of threatened and endangered species on July 20, 2007. This project will have no effect on any federally listed endangered plant or animal species. The State Historic Preservation Office has reviewed this project and did not request any survey work. The project impacts are minor in nature and should not remove or degrade existing water quality uses. Pipe sizes used will be the minimum necessary to create a safe roadway. By utilizing the erosion control measures outlined in the attachments to this application, downstream water quality standards will be protected. All appropriate BMPs will be used during construction. Attached is a Preconstruction Notification Form, plan sheets with proposed erosion control measures, a marked county map, a marked topography map and photographs. By copy of this letter, it is requested that Mr. Ron Linville, Mountain Region Coordinator, with the North Carolina Wildlife Resources Commission comment directly to you concerning the 404 Nationwide Permit application with a copy sent to me. By copy of this letter, I am forwarding seven (7) copies of this application package to John Hennessy, NCDENR, Division of Water Quality, 401/Wetlands Unit, for his review. It is requested that any comments related to the 401 certification be forwarded directly to me with a copy sent to the US Army Corps of Engineers. We would like to begin construction as soon as possible. If further information is required, please let me know. Your early review and consideration will be appreciated. Sincerely, ~~~lG~~ Heath Slaughter Division Environmental Officer Enclosures cc: Monte Matthews, US Army Corps of Engineers (1 additional copy) Ron Linville, Western Piedmont Region Coordinator, NC WRC John Hennessy, Division of Water Quality (7 copies) Sue Homewood, Division of Water Quality Mike Pettyjohn, PE, Division Engineer Brandon Whitaker, PE, District Engineer Scott Gallman, County Maintenance Engineer Heath Slaughter, Division Environmental Officer Neil Trivette, Area Roadside Environmental Engineer Office Use Only: ['orm Version April 2001 USACE Action 1D No. DWQ No. 2 ~ ~ ~ ~ 3 2 7 If any particular item is not applicable to this project, please enter "Not Applicable" or "N/A" rather than leaving the space blank. I. Processing Check all of the approval(s) requested for this project: ® Section 404 Permit ^ Section 10 Permit ® 401 Water Quality Certification ^ Ripazian or Watershed Buffer Rules 2. Nationwide. Regional or General Permit Number(s) Requested: NWP #14 If this notification is solely a courtesy copy because written approval for the 401 Certification is not required, check here: ^ 4. If payment into the North Carolina Wetlands Restoration Program (NCWRP) is proposed for mitigation of impacts (see section VIII -Mitigation), check here: ^ II. Applicant Information 1. Owner/Applicant Information Name: North Carolina Department of Transportation Mailing Address: P. O. Box 250 North Wilkesboro NC 28659 Telephone Number: (336) 903-9202 Fax Number:_(336) 667-4549 E-mail Address: hslau hg ter(a,dot.state.nc.us 2. Agent Information (A signed and dated copy of the Agent Authorization letter must be attached if the Agent has signatory authority for the owner/applicant.) Name: Heath Slaughter, Division Environmental Officer Company Affiliation: North Carolina Department of Transportation Mailing Address: P. O. Box 250, North Wilkesboro, NC 28659 Telephone Number: (336) 903-9202 Fax Number: (336) 667-4549 E-mail Address: hslau hter ,dot.state.nc.us Page 3 of 12 III. Project Information Attach a vicinity map clearly showing the location of the property with respect to local landmarks such as towns, rivers, and roads. Also provide a detailed site plan showing property boundaries and development plans in relation to surrounding properties. Both the vicinity map and site plan must include a scale and north arrow. The specific footprints of all buildings, impervious surfaces, or other facilities must be included. If possible, the maps and plans should include the appropriate USGS Topographic Quad Map and NRCS Soil Survey with the property boundaries outlined. Plan drawings, or other maps may be included at the applicant's discretion, so long as the property is clearly defined. For administrative and distribution purposes, the USACE requires information to be submitted on sheets no larger than 11 by 17-inch format; however, DWQ may accept paperwork of any size. DWQ prefers full-size construction drawings rather than a sequential sheet version of the full-size plans. If full-size plans are reduced to a small scale such that the final version is illegible, the applicant will be informed that the project has been placed on hold until decipherable maps are provided. 1. Name of project: SR 1416, Bald Knob Road 2. Project Number (NCDOT Only): 11 C.003034 3. Property Identification Number (Tax PIN): N/A 4. Location County: Alleghany Nearest Town: Sparta Subdivision name (include phase/lot number): N/A Directions to site (include road numbers, landmarks, etc.): See attached SR map. 5. Site coordinates, if available (UTM or Lat/Long): Road DD: 36.54252 N 81.08177 W (Note - If project is linear, such as a road or utility line, attach a sheet that separately lists the coordinates for each crossing of a distinct waterbody.) 6. Describe the existing land use or condition of the site at the time of this application: Secondary Road 7. Property size (acres): Approximately 3.6 acres. 8. Nearest body of water (stream/river/sound/ocean/lake): UT to Moccasin Creek (Class: C). 9. River Basin: New (Note -this must be one of North Carolina's seventeen designated major river basins. The River Basin map is available at http://h2o.enr.state.nc.us/admin/mss/.) Page 4 of 12 10. Describe the purpose of the proposed work: Grade, drain, base and pave SR 1416. l 1. List the type of equipment to be used to construct the project: Trackhoe/backhoe, motor grader and dump trucks. 12. Describe the land use in the vicinity of this project: Residential/Farm/Forest IV. Prior Project History If jurisdictional determinations and/or permits have been requested and/or obtained for this project (including all prior phases of the same subdivision) in the past, please explain. Include the USACE Action ID Number, DWQ Project Number, application date, and date permits and certifications were issued or withdrawn. Provide photocopies of previously issued permits, certifications or other useful information. Describe previously approved wetland, stream and buffer impacts, along with associated mitigation (where applicable). If this is a NCDOT project, list and describe permits issued for prior segments of the same T.I.P. project, along with construction schedules. V. Future Project Plans Are any additional permit requests anticipated for this project in the future? If so, describe the anticipated work, and provide justification for the exclusion of this work from the current application: N/A VI. Proposed Impacts to Waters of the United States/Waters of the State It is the applicant's (or agent's) responsibility to determine, delineate and map all impacts to wetlands, open water, and stream channels associated with the project. The applicant must also provide justification for these impacts in Section VII below. All proposed impacts, permanent and temporary, must be listed herein, and must be clearly identifiable on an accompanying site plan. All wetlands and waters, and all streams (intermittent and perennial) must be shown on a delineation map, whether or not impacts are proposed to these systems. Wetland and stream evaluation and delineation forms should be included as appropriate. Photographs may be included at the applicant's discretion. If this proposed impact is strictly for wetland or stream mitigation, list and describe the impact in Section VIII below. If additional space is needed for listing or description, please attach a separate sheet. Page 5 of 12 1. Wetland Impacts Wetland Impact Site Number indicate on ma Type of Impact* Area of Impact acres Located within 100-year Floodplain** es/no Distance to Nearest Stream linear feet Type of Wetland*** N/A * List each impact separately and identify temporary impacts. Impacts include, but are not limited to: mechanized clearing, grading, fill, excavation, flooding, ditching/drainage, etc. For dams, separately list impacts due to both structure and flooding. ** 100-Year floodplains are identified through the Federal Em~vgency Management Agency's (FEMA) Flood Insurance Rate Maps (FIRM), or FEMA-approved local floodplain maps. Maps are available through the FEMA Map Sen~ice Center at 1-800-358-9616, or online at Mina/vvwlv.fema.gov. *** List a wetland t~~pe that best describes wetland to he impacted (e.g., freshwater/saltwater marsh, forested wetland. beaver pond, Carolina Bay. bog. etc.) List the total acreage (estimated) of existing wetlands on the property: 0 Total area of wetland impact proposed: 0 ____ 2. Stream Impacts, including all intermittent and perennial streams Stream Impact Site Number (indicate on map) Type of Impact* Length of ]mpact (linear feet) Stream Name** Average Width of Stream Before Im act perennial or Intermittent? (please specify) Station No. 53+60 Pipe replacement 20 feet UT to Moccasin Creek 2 feet Intermittent * List each impact separately and identify temporary impacts. Impacts include, but are not limited to: culverts and associated rip-rap, dams (separately list impacts due to both structure and flooding), relocation (include linear feet before and after, and net loss/gain), stabilization activities (cement wall, rip-rap, crib wall, gabions, etc.), excavation, ditching/straightening, etc. If stream relocation is proposed, plans and profiles showing the linear footprint for both the original and relocated streams must be included. ** Stream names can be found on USGS topographic maps. If a stream has no name, list as UT (unnamed tributary) to the nearest downstream named stream into which it flows. USGS maps are available through the USGS at 1-800-358-9616, or online at uww us<,s.~ov. Several Internet sites also allow direct download and printing of USGS maps (e.g., ~«vw tononmc com, ~~~~w.nrikxluest.com, etc.). Cumulative impacts (linear distance in feet) to all streams on site: 20 ln. ft. excludin riprap. Page 6 of 12 3. Open Water Impacts, including Lakes, Ponds, Estuaries, Sounds, Atlantic Ocean and any other Water of the U.S. Open Water Impact Site Number indicate on ma Type of lmpact* Area of Impact acres Name of Waterbody (if applicable) Type of Waterbody (lake, pond, estuary, sound, ba ,ocean, etc. Station No. 53+60 Riprap 0.0005 UT to Moccasin Creek Stream Station No. 53+60 Temporary Dewatering 0.0046 UT to Moccasin Creek Stream * List each impact separately and identify temporary impacts. tmpacts include. but are not limited to: fill. ercavation_ dredging, flooding, drainage. bulkheads, etc. 4. Pond Creation If construction of a pond is proposed, associated wetland and stream impacts should be included above in the wetland and stream impact sections. Also, the proposed pond should be described here and illustrated on any maps included with this application. Pond to be created in (check all that apply): ^ uplands ^ stream ^ wetlands Describe the method of construction (e.g., dam/embankment, excavation, installation of draw-down valve or spillway, etc.): N/A Proposed use or purpose of pond (e.g., livestock watering, irrigation, aesthetic, trout pond, local stormwater requirement, etc.): Size of watershed draining to pond: Expected pond surface area: VII. Impact Justification (Avoidance and Minimization) Specifically describe measures taken to avoid the proposed impacts. It may be useful to provide information related to site constraints such as topography, building ordinances, accessibility, and fmancial viability of the project. The applicant may attach drawings of alternative, lower-impact site layouts, and explain why these design options were not feasible. Also discuss how impacts were minimized once the desired site plan was developed. If applicable, discuss construction techniques to be followed during construction to reduce impacts. By utilizing the erosion control measures as shown in the attached drawings adverse impacts to streams in the area will be minimized. Since this is an existing roadway the stream impacts cannot be avoided. However, the replacement pipe lengths will be the minimum needed to safely construct the paved roadway. All appropriate BMPs will be used during construction Page 7 of 12 VIII. Mitigation DWQ - In accordance with 15A NCAC 2H .0500, mitigation may be required by the NC Division of Water Quality for projects involving greater than or equal to one acre of impacts to freshwater wetlands or greater than or equal to 150 linear feet of total impacts to perennial streams. USACE - In accordance with the Final Notice of Issuance and Modification of Nationwide Permits, published in the Federal Register on March 9, 2000, mitigation will be required when necessary to ensure that adverse effects to the aquatic environment are minimal. Factors including size and type of proposed impact and function and relative value of the impacted aquatic resource will be considered in determining acceptability of appropriate and practicable mitigation as proposed. Examples of mitigation that may be appropriate and practicable include, but aze not limited to: reducing the size of the project; establishing and maintaining wetland and/or upland vegetated buffers to protect open waters such as streams; and replacing losses of aquatic resource functions and values by creating, restoring, enhancing, or preserving similar functions and values, preferable in the same watershed. If mitigation is required for this project, a copy of the mitigation plan must be attached in order for USACE or DWQ to consider the application complete for processing. Any application lacking a required mitigation plan or NCWRP concurrence shall be placed on hold as incomplete. An applicant may also choose to review the current guidelines for stream restoration in DWQ's Dra$ Technical Guide for Stream Work in North Carolina, available at http://h2o.enr.state.nc.us,/ncwetlands/strmgide. html. 1. Provide a brief description of the proposed mitigation plan. The description should provide as much information as possible, including, but not limited to: site location (attach directions and/or map, if offsite), affected stream and river basin, type and amount (acreage/linear feet) of mitigation proposed (restoration, enhancement, creation, or preservation), a plan view, preservation mechanism (e.g., deed restrictions, conservation easement, etc.), and a description of the current site conditions and proposed method of construction. Please attach a separate sheet if more space is needed. N/A Page 8 of 12 2. Mitigation may also be made by payment into the North Carolina Wetlands Restoration Program (NCWRP) with the NCWRP's written agreement. Check the box indicating that you would like to pay into the NCWRP. Please note that payment into the NCWRP must be reviewed and approved before it can be used to satisfy mitigation requirements. Applicants will be notified early in the review process by the 401/Wetlands Unit if payment into the NCWRP is available as an option. For additional information regarding the application process for the NCWRP, check the NCWRP website at hnp:~/h2o.enr.statc.nc.ush~rp~indcs.titm. If use of the NCWRP is proposed, please check the appropriate box on page three and provide the following information: Amount of stream mitigation requested (linear feet): To be determined by COE Amount of buffer mitigation requested (square feet): N/A Amount of Riparian wetland mitigation requested (acres): N/A Amount ofNon-riparian wetland mitigation requested (acres): N/A Amount of Coastal wetland mitigation requested (acres): N/A IX. Environmental Documentation (DWQ Only) Does the project involve an expenditure of public funds or the use of public (federaUstate/local) land? Yes ® No ^ If yes, does the project require preparation of an environmental document pursuant to the requirements of the National or North Carolina Environmental Policy Act (NEPA/SEPA)? Note: If you are not sure whether a NEPA/SEPA document is required, call the SEPA coordinator at (919) 733-5083 to review current thresholds for environmental documentation. Yes ^ No If yes, has the document review been finalized by the State Clearinghouse? If so, please attach a copy of the NEPA or SEPA final approval letter. Yes ^ No ^ X. Proposed Impacts on Riparian and Watershed Buffers (DWQ Only) It is the applicant's (or agent's) responsibility to determine, delineate and map all impacts to required state and local buffers associated with the project. The applicant must also provide justification for these impacts in Section VII above. All proposed impacts must be listed herein, and must be clearly identifiable on the accompanying site plan. All buffers must be shown on a map, whether or not impacts are proposed to the buffers. Correspondence from the DWQ Regional Office may be included as appropriate. Photographs may also be included at the applicant's discretion. Will the project impact protected riparian buffers identified within 15A NCAC 2B .0233 (Meuse), 15A NCAC 2B .0259 (Tar-Pamlico), I SA NCAC 2B .0250 (Randleman Rules and Water Supply Buffer Requirements), or other (please identify )? Yes ^ No ® If you answered "yes", provide the following information: Page 9 of 12 Identify the square feet and acreage of impact to each zone of the riparian buffers. If buffer mitigation is required calculate the required amount of mitigation by applying the buffer multipliers. Zone* Impact (s uare feet Multiplier Required Miti ation 1 3 2 1.5 Tota I ' Gone 1 extends out jU teet perpendicular from near bank of channel; "Lone 2 extends an additional 20 feet from the edge of "Lone 1. If buffer mitigation is required, please discuss what type of mitigation is proposed (i.e., Donation of Property, Conservation Easement, Riparian Buffer Restoration /Enhancement, Preservation or Payment into the Riparian Buffer Restoration Fund). Please attach all appropriate information as identified within 15A NCAC 2B .0242 or .0260. N/A XI. Stormwater (DWQ Only) Describe impervious acreage (both existing and proposed) versus total acreage on the site. Discuss stormwater controls proposed in order to protect surface waters and wetlands downstream from the property. Impervious surface area will increase by aQproximately 0 43 acres All appropriate best manaeement practices for sediment and erosion control will be implemented during construction XII. Sewage Disposal (DWQ Only) Clearly detail the ultimate treatment methods and disposition (non-discharge or discharge) of wastewater generated from the proposed project, or available capacity of the subject facility. XIII. Violations (DWQ Only) is this site in violation of DWQ Wetland Rules (15A NCAC 2H .0500) or any Buffer Rules? Yes ^ No Is this an after-the-fact permit application? Yes ^ No Page 10 of 12 XIV. Other Circumstances (Optional): It is the applicant's responsibility to submit the application sufficiently in advance of desired construction dates to allow processing time for these permits. However, an applicant may choose to list constraints associated with construction or sequencing that may impose limits on work schedules (e.g., draw-down schedules for lakes, dates associated with Endangered and Threatened Species, accessibility problems, or other issues outside of the applicant's control). _ __ ~3/~_0~____ Applicant/Agent's Signatur Date (Agent's signature is valid only if an authorization letter from the applicant is provided.) US Army Corps Of Engineers Field Offices and County Coverage Asheville Regulatory Field Office Alexander Cherokee [redell Mitchell US Army Corps of Engineers Avery Clay Jackson Polk 151 Patton Avenue Buncombe Cleveland Lincoln Rowan Room 208 Burke Gaston Macon Rutherford Asheville, NC 28801-5006 Cabarrus Graham Madison Stanley Telephone: (828) 271-4854 Caldwell Haywood McDowell Swain Fax: (828) 271-4858 Catawba Henderson Mecklenburg Transylvania Raleigh Regulatory Field Office Alamance Durham Johnston Rockingham US Army Corps Of Engineers Alleghany Edgecombe Lee Stokes 6508 Falls of the Neuse Road Ashe Franklin Nash Surry Suite 120 Caswell Forsyth Northampton Vance Raleigh, NC 27615 Chatham Granville Orange Wake Telephone: (919) 876-8441 Davidson Guilford Person Warren Fax: (919) 876-5283 Davie Halifax Randolph Wilkes Washington Regulatory Field Office Beaufort Currituck Jones US Army Corps Of Engineers Bertie Dare Lenoir Post Office Box 1000 Camden Gates Martin Washington, NC 27889-1000 Carteret* Green Pamlico Telephone: (252) 975-1616 Chowan Hertford Pasquotank Fax: (252) 975-1399 Craven Hyde Perquimans Wilmington Regulatory Field Office Anson Duplin Onslow US Army Corps Of Engineers Bladen Harnett Pender Post Office Box 1890 Brunswick Hoke Richmond Wilmington, NC 28402-1890 Carteret Montgomery Robeson Telephone: (910) 251-4511 Columbus Moore Sampson Fax: (910) 251-4025 Cumberland New Hanover Scotland Pitt Tyrrell Washington Wayne Union Watauga Yancey Wilson Yadkin *Croatan National Forest Only Page 11 of 12 9~ ~~ a ~ 1401 ,; ~~=-,i-' ' v 1405 1406 _-'3 ~ e ~07 ,~ .5 ~, 1411 1407 1408 ~ 1410 1407 ~ PI asont ome a 23 1407 a ~s 1409 1~ 5 ~~~~ BALD KNOB DOUGHTON ?~ MTN. 2~' 1418 ~. ~\' ~ °`T49~3`. `~ ~.o 1416 e `r 4'1~ .~ .5 5 1412 ~, ,~o 1412`-~_~ 1411 '~`. 415 1436 a m e 1436 Edwards a ~~ Cross Rds ~ 5 ~6 ~; ~a 1501 ~ Zio \ 1426 ~~~+ Bopt;\. ~' ~ ~ -,~~01p 18 1495 ~~ ~~ ~ •~ VICINI~y MAP (Not to Scale) SR 416 "BALD KNo BROAD" AP IVIL TOWNSHIP ~LLE HANY COUNTY LEN~TH= 1.0 MILES r - _ ~_} ~ U 1~ F `y c`~J ~ 1 ~. ~_ . ,~~ r' .. + 1 ~~ . ~~~ ~t . ------' , '~ ~4 3 5 ;. t : ~ ~r •' ! ~' ~ ` t ~) ~ r j~` --- r.. _ _ ~: ,~~~ t ;~ ~1~= -~ i~ ,',~ ~ ) :•:~g • ^~~~,~~ -"=` -. 1 ~ ~ (Gapped) i ~.,_~--~, 1 ~~ E • i 4~- 1902 ~ • 3C6g V 1 ~ SR 1416 ~~~ G ~ y p ~~ ~ ~~' \ ~' -~~ ~ f .r ~ . . '¢• ° .a \.~ S -~ a y ~ 7 ~ ~ ~S•t `__ ~/ 1. ~ . ~ ~ ~ .. r " n ~ " QM ~ ~ 3~ ~ ~`y i _ 282 ~ _ " • .~~ t'~ ~ : (1416 ~~ ~ ~ ,_ ~ •' -~ _'_/ ..- ~,~ • ~-r~2J 55 y t ~.._f- • r, ~~~ .. - . \ `SV ~ a • ~, ~ .., k ?76R~ • ,, •\ ~ ~ " u ~ ~ ° ~~ l '. - ~v4 • 1 Name: SPARTA EAST Location: 036.5402603° N 081.0829095° W Date: 7/19/2007 Scale: 1 inch equals 1333 feet ~ sss, Dry intermittent stream channel at station 53+60 on SR 1416, Bald Knob Road, Alleghany. *DITCH LINER REQtiIREMENTS* ROAD NAME: SR 1416 "BALD KNOB ROAD" ALLEGHANY COUNTY STATION STATION RT. / LT. TYPE LINER REQUIRED BEGIN END 11+00 13+00 RT/LT RIP RAP 13+50 17+00 RT/LT RIP RAP 20+00 29+50 RT RIP RAP 21+00 39+75 LT RIP RAP 40+75 46+80 RT MATT 46+80 53+30 RT RIP RAP ~~,~~ s~~~°~ Silt Basin Type B's will be constructed to the dimension of six feet by three feet by three feet unless otherwise noted on plans. Generolly, the order of Instollation of the erosion control measures will be os follows: Temporary silt bosins shall be installed before clearing and grubbing begins. Silt fences and temporary silt ditches sholl be installed ofter clearing and before grading. Temporory stone ditch checks sholl be installed as soon as d/tchllne is established. Pipe outlet and Inlet protection will be done os soon os the pipe Is instolled. Seeding and other permanent erosion control measures are to be implemented as soon as proctlcal. s~oA ~ F` _ RS s~~'Oc~ Always SUPER toward ditch line os a temporory measure !n this situation! Woter Level Rop Liner Typlco! for use at cross line pipes, culverts and where disturbed orea is near stream. Maintain obove and below streom conditions at pre-construction widths and depths. Native vegetation should be molntolned or restored olong streom honks where procticol. EIS®~I®N C®NT~~~ DJETAIILS ANI~ S~~CI~ICAtTI®NS Std # DBSCRIPTION SYMBOL 1630.03 TEMPORARY SILT FENCE "' "' 1630.05 1605.01 1622.01 1630.01 1630.02 1633.01 1633.02 1634.01 1634.02 1635.01 1635.02 1636.01 TEMPORARY SILT DITCH TEMPORARY DNERSION TEMPORARY SLOPE DRAIN TSD TD ~-- .- SILT BASIN TYPE- A SILT BASIN TYPE-B TEMPORARY ROCK SILT CHECK TYPE-A TEMPORARY ROCK SILT CNECK TYPE-B ~ TEMPORARY ROCK SEDIMENT DAM TYPE-A - TEMPORARY ROCK SEDIMENT DAM TYPE-B - ROCK PIPE INLET SEDIMENT TRAP TYPE- A- ROCK PIPE INLET SEDIMENT TRAP TYPE- B- ROCK SILT SCREEN 1630.04 STILLING BASIN ROCK II~I.BT SBDIMEIVT TRA P: 1632.01 TYPE - A A - oR - q 1632.02 TYPE - B B - ~R - B /632.03 TYPE - C C - ~R - C CT -r ~ - ~ ~ " ~ ~ .A ~rn ~ z c~ a ~ ~ ~ ~ ~ ~ ~ oa o ~ < ~ o u Q ~xxx ; Q x ~ ~' 0 0 u ~i c~j c4] `'' ~ ~ ~ ~ ! e ~ `~ ~ ~ ~ ~, `- ~~ z ya as ~ z ~~ ~ ~~ °° ~ $ y x~ ~ 'J ~7 ~ . 0 n r / ^ ~ = =y .. ~z~ °~ ~~ ~~ ~, ~ ~~ O C ~ a® ~,: ,~~ -o~ gb3 ~ ~~ ~` ~ O yy b z g i~g x 0 ~ y ~ yb ~~ y v t 't~ ~ x r ` ~ y s O ~ ('I ; 1 Q ~ ~ [7 . ~ ~ ~ o ) R~ ~ ~ ~ ~ ~ o ~ .~ ~ ;~~ ~ ~ ~~~ ~ s ~ ~ ~ I i .. ~~<,~,~ ,' ` / /^ \ c ~ ~ ' R s ~~4~c~ . \ ~ a~S ~ L~ ~~ \ / 9 / ~~ ~ 8 \~ ~~" Asr ~ f~\ ~ ', ~ DDS ~ ` ~ r.~D '~Sr o /0~5~ ~ I ~4 G~n ~ ~ r `~ ~ 6 Dt-z l ~G/~y ~~~~ ~ ~isj-~o X P l~ ~ ~ ~ ~ ,~~ ~SEn /8~~ ~ ~fN' ~ ~' ~ ,~ m- , o z O ~ ~ r ~ ~ z D 4 ~ ' ~-0 - x ,~ ' r x~ CENTER NE (I ~~AVE ~ 4 ~ I PCS}o /3~~ ~ a I n '~ Z /2. 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X \ '~' \ ~ \ \ \ \ \\ \ \ \ \ K{ M t PROJECTe IICo003013 CENTERLINE ~ ROADo SR 1416 "BALD KNOB ROAD" COUNTYo ALLEGHANY 9 (Gap Civil Townshi p) PROPOSED R/W TYPEo WET PIPE SURVEY STATION 53+60 PROPOSED EDGE OF PAVEMENT PLAN SCALEo I" = 60' EXISTING EDGE OF ROADWAY - - - - - - SHEET IOF I DATEo JULY 17, 2007 NEW PIPE STREAM NAMEo UNNAMED TRIBUTARY EXISTING PIPE _ _ _ TO MOCCASIN CREEK RATINGo ~ ' ~x°~R~¢ AVERAGE STREAM WIDTH o 2 ~ h ~~ ~ s~ 5~ G ~~~ ~ p~ Q ~ .s srq~ \\ ~ ~ R' W 5 ue ~ ` .SSQ ~ ~/ ~ ~ 2 QpSE~ ~~~ ~ ~ PRO / / ~ B~BF ~ ~ ~~ ~~ ~ ' N ~gcP~. ~ ~ x 5- ~ 5 ~ ~P / ~ ~ '~ ~ ` ~oA ` ` -~ _ ~ h ~~~' ~a~5 ~SE~ 2 .~O SR /Q / BA R~ L ~ _X X ~oQ 1- / / FENCE X--X P / / Q~/ ~l sr'~F / ~' ~ \ /~ EXISTING / ~ / / / ~ ~ STA 53+60 / ~ / ~ / O ~ / ~ / ~ / EXISTING PIPE SIZEo 24" X 40' CMP ~ h~ NEW PIPE SIZEo 24" X 60' CMP (BCCS) PIPE TO BE L AID ON A 82° SKEW WITH 7,9% FALL 6~ EP l~~ G~L l~~ EP 6~ Proposed Grade 2:1 Slope (Typical) 335 33QJ ~ 5 1PJ 15 2f~ 25 31~J 35 4(~ 45 5~ 55 6(~ Temporary erosion control EXISTING devices are not shown, but 709 % SLOPE SURVEY DATE: OCT. 11,2009 CONDUCTED BY: TC SD WIII be installed 4S needed PROPOSED leg % SLOPE , DRAWN BY: S. DARNELL