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20070088 Ver 1_Application_20070117
ap S7Alt o ~~`~~. MICHAEL F. EASLEY GOVERNOR STATE OF NORTlI CAKOLINA DEPARTMENT OF TRANSPORTATION P. O. Box 25201, Raleigh, NC 27611-5202 PHONE: 919-733-2520 January 8, 2007 Mr. John Thomas U. S. Army Corps of Engineers Raleigh Regulatory Field Office 6508 Falls of the Neuse Rd, Suite 120 Raleigh, NC 27615 Subject: Nationwide Permits #14 and #33 SR 1102A (Junaluska Road) Watauga County, North Carolina Project Number: 110.095080 (DWQ Permit Fee: $200) Dear Mr. Thomas: .©~~ ~~V /qN ~r o~N 1 ~ 2 O~ C4iynsq~o, lpR~~~q(lQQJ ~47~ B ~NCy LYNDO TIPPET`T SECRETARY o~ooss The NC Department of Transportation is scheduled to grade, drain, base and pave a short section of SR 1102A, Junaluska Road in Watauga County. Due to right-of--way limitations, the project will run from the end of pavement at station 0+00 - 17+58. The roadway will be widened from 16 feet to 18 feet with impervious surface area increasing by 0.08 acres. This project will require the replacement of two wet pipes as shown below: Stream Impacts: Station Number Existing Structure Size Proposed Pipe Size Riprap Impacts feet Total Impacts at this Station ft. 3+23* 30'x 18" 60'x 24" 10 40 13+75* 40'x 18" 60'x 24" 10 30 Total Stream Im acts = 70 feet * Due to slope, these pipes will likely remain perched after replacement. If so, a riprap energy dissipater pad will be placed in the stream channel under the pipe outlets. Both stream channels are braided at the outlets. The replacement of the existing pipes at stations 3+23 and 13+75 will require temporary dewatering. An impervious sandbag dike will be constructed approximately 20 feet upstream of the existing culverts to create a small pool. Clean water will temporarily be pumped around the P. O. Box 250, N. WILKESBORO, NC 28659 PHONE (336)667-9111 Fax (336)667-4549 1~9r. John Thomas SR 1102A (Junaluska Road) Page 2 January R, ?007 construction areas and will be discharged approximately 100 feet downstream of the sandbag dikes. Any dirty water located inside the construction areas will be pumped into a silt bag if necessary. The dewatered area at station 3+23 will total approximately 200 square feet or 0.005 acres. The dewatered area at station 13+75 will total approximately l00 square feet or 0.002 acres. Once the new pipes are in place, the impervious dikes will be removed and preconstruction streambed elevations will be restored. The wet pipes in question carry different unnamed tributaries to Howard Creek (Class: WS-I1, Trout, HQW). This project was reviewed for the presence of threatened and endangered species on December 14, 2006. 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 nvnimum 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, Heath Slaughter Division Environmental Officer Enclosures Mr. John Thomas SR 1 ]02A (Junaluska Road) Page 3 January 8, 2007 cc: John Thomas, US Army Corps of Engineers (1 additional copy) Ron Linville, Western Piedmont Region Coordinator, NCWRC John Hennessy, Division of Water Quality (7 copies) Sue Homewood, Division of Water Quality Mike Pettyjohn, PE, Division Engineer Kipp Turner, PE, District Engineer Kevin Whittington, County Maintenance Engineer Heath Slaughter, Division Environmental Officer Neil Trivette, Area Roadside Environmental Engineer Office Use Only: Form Version April 2001 20070088 USACE Action ID No. DWQ No. 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 1. Check all of the approvals} requested for this project: ® Section 404 Permit ^ Section 10 Permit ® 401 Water Quality Certification ^ Riparian or Watershed Buffer Rules 2. Nationwide, Regional or General Permit Number(s) Requested: NWP #14 & #33 3. If this notification is solely a courtesy copy because ~~~ritten 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(cr~,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: hslaughter(a~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. I . Name of project: SR 1102A Junaluska Road 2. Project Number (NCDOT Only): 110.095080 3. Property Identification Number (Tax PIN): N/A 4. Location County: Watauga Nearest Town: Boone 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: 36.26055 N 81.72472 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 2 acres. 8. Nearest body of water (stream/river/sound/ocean/lake): UTs to Howard Creek (,Class: WS-II, Trout, HQW). 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/maps/.) Page 4 of 12 10. Describe the purpose of the proposed work: Grade, drain, base and pave SRI 102A. 11. 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: ResidentiaUForest IV. Prior Project History If jurisdictional determinations and/or permits have been requested and/or obtained for this project (including ail 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 NCUOT 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 I. Wetland Impacts Wetland Impact Site Number indicate on ma Type of Impact* Area of Impact acres Located within 100-year Floodplain** yes/no Distance to Nearest Stream linear feet Type of Wetland*** N/A * List each impact separately and identify tempurary impacts. lmpacts include, but are nut limited to: mechanized clearing, grading, Lill, excavation, flooding, ditching/drainage, etc. For dams, separately list impacts due to both structure and flooding. ** 100-Year floodplains are identified through the Federal Emergency Managemern Agency's (FEMA) Flood Insurance Rate Maps (FIRM), or FEMA-approved local floodplain maps. Maps are available through the FEMA Map Service Center at 1-800-358-9616, or online at http:;/~~~~w lenui.~~ov. *** List a wetland t~~pe that best describes wetland to be 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: Total area of ~~~etland impact proposed: 0 2. Stream Impacts, including all intermittent and perennial streams Stream Im act p Site Number (indicate on map) Type of Impact* Len th of S Impact (linear feet) Stream Name** Average Width of Stream Before Im act Perennial or Intermittent? (please specify) Station No. 3+23 Pipe replacement 30 feet UT #1 to Howard Creek 2 feet Perennial Station No. 13+75 Pipe replacement 20 feet lIT #2 to Howard Creek 1 foot Intermittent ust each impact separately and identity temporary impacts. Impacts include, but are nol limited to; culverts and tusociated rip-rap, dams (separately list impacts due to both structure and flooding), relocation (include linear feet before and after, and net IossJgain), 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 bulb the original and relocated str~uns 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 ~~~~~~~.us~ eav. Several Internet sites also allow direct download and printing of USGS maps (e.g., «u~e tolwrorn.ccun, wuw.nripgucst.cont, etc.). Cumulative impacts (linear distance in feet) to all streams on site: 50 ln. ft. excluding 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 Impact Area of Impact acres Name of Waterbody (if applicable) Type of Waterbody (lake, pond, estuary, sound, ba ,ocean, etc. Station No. 3+23 Riprap 0.0004 UT #1 to Howard Creek Stream Station No. 3+23 Temporary Dewatering O.OOS UT #1 to Howard Creek Stream Station No. 13+75 Riprap 0.0002 UT #2 to Howard Creek Stream Station No. 13+75 Temporary Dewatering 0.002 UT #2 to Howard Creek Stream * List each impact separately and identify temporary impacts. Impacts include, but are not limited to: fill, excavation, 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 stotmwater 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 financial 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 ISA 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, 2040, 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 are 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 Draft Technical Guide for Stream Work in North Carolina, available at htt :/p /h?o.enr.state.nc.us/ncwetlands/strmaide.html. 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. 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 httP:/m2o.cnr.statc.nc.us,~~~rp~indcx.hun. 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 (federal/state/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 fmalized by the State Clearinghouse? If so, please attach a copy of the NEPA or SEPA fmal 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), 15A 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 l2 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 anon I 3 2 1.5 Total • Zone 1 extends out 30 feet perpendicular from near bank of channel; Lone 2 extends an additional 20 feet from the edge of Zvne 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 .02b0. N/. 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 approximately 0.08 acres. All appropriate best management 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. N/A 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 ] 0 of 12 X1V. 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}. ~~rf. ~~C Applicant!Agent's Signatur je, Bate (Agent's signature is valid y 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 Iredell Mitchell US Army Corps of Engineers Avery Clay Jackson Polk 151 Patton Avenue Buncombe Cleveland Lincoln Rowan Room 208 Burke Gaston Macon Rutherford Asheville, Iv'C 28801-5006 Cabarrus Graham 1~ladison Stanley Telephone: (828) 271-4854 Caldwell Haywood McDowell Swain Fax: (828) 271-4858 Catawba Henderson Mecklenburg Transylvania Raleigh Regulatory Field Office Alamancc 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 Ilalifax Randolph Wilkes Washington Regulatory Field Office Beaufort Currituck Jones L'S 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 Kegulatory 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 14'atauga Yancey Wilson Yadkin *Croatan National Forest Only Page I 1 of 12 SR 1102A JUNALUSK VVATAUGA COUNTY 2.35 MILES ~ 1220 a ~' 1304 i B R ~ »~o ~ 9 136 117 ~i-j \ Villas 1165 ry A. . ~\~ 134` 1396 e± 137' 1350 ,11 1 '_ I ~i 13. y Sc 28 C 1 1 -r ~ ~ ;/~r_ . /' s - r\ ~ ~ _ ~~ _ .. - \' •~. ~. _ ~`, //{r `__--°\-:~-: ;_ `: mac? y -, ;- y~ ' (IjJ/ (f . _~ , ...; '~ . ~ ., Jones `'~, ~ ; •~- r -a`' " _ ~ \ ~ " ~~ .. - , 7;. ~•'_' ~_ End Project ~ }, 'ti :~, .~-~~-~,.~ ~'~! ~~-• - - ~ 1. \• 1 ~ 1 ,::` /` ' 'r ~ _ '_-_ ~-~ }, ~ `f ~ . - ~~` End of ( _~ ~`~ r ~ ~ Pavement @ -ti ' : ~~-.~~-q,~ ~ ,_~`~ ~. ~ `~'~~`.-, ~ ` Cud Maple . f ~ Cry • ~. --.. _ ..~ - S R 11O2A ~~\ ~,~:~ ~ ~ ~ .~- -_. - , .. , ~ ,~ - t ! . ,/ /. , , t ',, i ~ ~~~ 4400 •+~1.-;' o~ _ ~ _ ~ _ X 1 _ Name: ZIONVILLE 1 Location: 036.2617203° N 081.7227788° W Date: 1 /8/2007 Scale: 1 inch equals 1333 feet 2. 4. 5. 1) Stream entering wet ditch at station 2+60 (Lt.) on SR 1102A, Junaluska Road, Watauga. 2) Second stream entering wet ditch at station 3+17 (Lt.). Ditch water goes under the road through a wet pipe at station 3+23. 3) Pipe outlet and downstream view at 3+23. 4) Upstream view at 13+75. 5) Pipe outlet and downstream view at 13+75. WATAUGA COUNTY SR 1102A JUNALUSKA ROAD Revised: 11 /3/2006 STATION NEW PIPE SIZE EXISTING PIPE WET PIPE CREEK SIZE 3+23 60' x 24" 30' x 18" YES 1' 7+00 60' x 18" ADDITION NO 13+75 60' x 24" 40' x 18" YES 1' x-90 ~~^'VP~2T ABB~19P1 Y€s -~S+4~A 5~8" 4A~1~ N9 a 6~8" ABBITI9N NA 26*68 608•' ASB~TIAPI 119 32+~7~ 60'x8•• ABBITIBN N8 35'*-29 608" A991-T~OA,1 A!9 ~*45 688" A9i31T49~J Y€S S€€R ~8*48 >~ 3A' x 1>~" Y€ S S€€R 4~+~5 6~~-' ABB~TIBP1 N9 48-+00 60' x~8" ADB~AI NO 6~5 60'-~c '~8" ABB!`T~ON NO 55*09 60-~--1~" ABBIT40N A19 5~0 60' x 4>~' 40' x-~8!' NO 62-+00 68' -x ~4~" ABBIT49N N9 64+0 7A~1-8'• 406•• A19 69*68 60-6" " N9 7-280 60'-~c =F~ " N9 ~7~ 47-'-~-7-~ '-x-~~ YES 3' a8+~0 508" 308" N8 84*60 5~6" A9B~Pd N9 8#+SO 5~~" A9B~T18N PJO a-04+7 60'x48" AA1 PJA X80 " ABBI-TION NO a-~8*00 60~'-~-~~ ABBIT19A1 N9 445 ~^,~8" ABB~N N A ttEi'FYd tlH-y~rttY d~'TV=~ro~' ~ ~ t'YtY 4~1-+~AB 6A~-~~" ABB~49N NB ~ * ~~ *PIPE WILL BE DRY AFTER CONSTRUCTION **STA. 78+75 IS 2 PIPES WITH HEADWALL;NO RECOMMENDATION BY BRIDGE AS OF1-20-04 DOES NOT INCLUDE DRY DRIVEWAY PIPE EC_SR1102A_ CALC SHEET B.O.P. E.O.P. FOOTAGE MILES PROJECT: 00+00 17+58 1758.0 0.33 * NO EMBANKMENT CONSTRUCTION SURVEY STATIONS: LT./RT. FEET 13+65 to 17+58 RT 00+00 to 00+00 LT 00+00 to 00+00 LT 00+00 to 00+00 00+00 to 00+00 00+00 to 00+00 00+00 to 00+00 00+00 to 00+00 393.0 NO CONSTRUCTION BEYOND 17+58 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11 /3/2006 393.0 x ~ 15 ~ft = 5895.0 /43560SF = 0.14 ACRES NOT DISTURBED EMt3ANKMENT CONSTRUCTIOON PROJECT TOTAL AREA 1758.0 x 30 ft = 52740.0 /43560 SF 1.21 ACRES `MINUS NO EMBANKMENT AREA - 0.14 ACRES NOT DISTURBED TOTAL DISTURBED AREA = 1.07 ACRES DISTURBED ACRES X REQ>STORAGE' / BASIN SIZE '' _ # BASINS 1.07 x 1800 cu. ft. 1926.0 54 cu. ft. 36 TOTAL STORAGE REQUIRED 1926.0 cu.ft. or 35.7 9x3x2 BASINS TOTAL STORAGE ON PLANS 1944.0 cu.ft. or 36 9x3x2 Temp. Silt Basin, Type-B 0 10x5x3 Temp. Rock Sediment Dam, Type-B 1 of 1 r~ N ~ ~ -. Z Z j W ~ ~ ~ O ll N U ~ O N ~ 2 ~ 2 V (~ Q Q r~^^ v! c~n 3 ~ ~i W ~ p Q ~ ~ 11 ~ ~ ~ ~U N x x Q` ~O ..! . ~(U' ~O.{. ,L _ N W O ~ 0 2 i 0 ~ ( J ~l _ ~ ~ ~ p j ~-- w v z om o w O ~ U U U = a w J H d. m O w 0 0~ m~ w 0. a o a w Z -~ ~- Z Q ZF-QQW J m (n2UJ J J~Hfn F-. ~~ Z~(nOpl~ 3 UmmF- O ~ W `." ZJ~-O S m 0~ O Q O O Q W Z O ~ ~ mmC7F- Q m ~ U~F-ZJ J lnZ ~JO~"'ZJ J Q ln(nZQ'-' Q Z H ZmJ~(n cn ~ Q J O_ Q Z O~~ a 3 0 m W W m ~~ r>-mw W W N ~ H ~ d ~ °~w~Q~~a ~ Jaa~a r Ncncn~aoQ J '"" W W O U ¢ W W O0o- W ~ aaQ~F-~aa ..~ ~ ~ w Q U .--. -. ~ w J J J J ~ W E J J J J O W N E a Q aacn~~.-. w 0 W ti f -___..ly~ayi=___~ _ Z W W s ~O W N O N W ~ ._L!!.5[LL.115L MATCH A UNE ® ~ c n ti 4 ~~ 2 ~l ~ ~O N I ® 2 O W ti MATCH UNE W O J N ~=----~~--- O 13+00.00 MATC ' UNE ' k U~ ~ ~ til D F~ I 3 U~ ~I a ~I 3 2 O W ~1 ti Z ® ` F ® l E ~~ ~ MATCH UNE ~3&1~,L____--~ 2 \ O ti W 2 O W J 19f00.00 MAl ~~ ~ unrc N O W 2 0 W ti '` 1 z b 2 1 O 3 1 ~' pO~ ~ Q W ® ~ ~ O_ 1 ~ 1 W l7 f00.00 ; ~ j W a~ 1 ~~ w~ J f~ W~ +~ Zr~ = 1 c~ a o ® WI ~ ZI ~ i ~ O ~I Wi =1 ~1 1 16+00.00 ~ UI I wl ~1 0 1 ~ 1 ~' ~1 ~ ~~ ti ® ~1 ~ 1 _ / Ji Y`' ZI 15f00.00 A z~ QI wl ~1 ~~ i / ~ W / J 1 ~ MATC 1 UNE ~/ ~ ~ CENTER LINE """", : ICONST) DAD: SR I102A JUNALUSKA RD. PROPOSED Riw AUNTY: WATAUGA - - - NEW EDGE PAVEMENT - EXISTING EDGE ROADWAY YPE: WET PIPE SURVEY STA. 3+23 CALF: I' _ ld SHEET / OF 2 DATE: 11--03-fl6 ~~ NEW PIPE ~ ~ EXISTING PIPE STREAM NAME: UNNAMED TRIBUTARY TO HOWARD CREEK (10-I-9-(l11 r' ~ RAT/NG: WS-II.Tr,HOW l5' AVERAGE STREAM WIDTH STA 3+23 ------ ---------------------- ---- _ cn °F Q ------ ------------------------- ----------------------------- -- EX/STING P/PE SIZE: 30' x /8' NEW P/PE S/ZE:60' x 24' PIPE TO BE LAID ON A 60°SKEW W/TH 6% FALL (WILL BE PERCHEDI NOTE: TEMPORARY EROSION CONTROL DEVICES NOT SHOWN. SURVE)' DATE: I1~3-06 CONDUCTED BY: AJ,HR ' IIC.095028 lR/Wl PRO~'ECT: ~CONST I ROAD: SR I102A JUNALUSKA RD. COUNTY: WATAUGA TYPE: WET PIPE SURVEY STA. 13+75 SCALE: l" _ l0' SHEET 2 OF 2 DATE: l1-03-06 STREAM NAME: ~JNNAMED TRIBUTARY TO HOWARD CREEK ~lO-l-9-rUJ RATING: WS-ll,Tr,H01N 6" AVERAGE ST RE,=~M W TOT H STA. /3+75 -,~ r ------fi----------------------- II ` I I CENTER LINE PROPOSED R;'W NEW' EDGE FAVEh'E - - - - E x!STING EDGE ROA ~ ~ NEW PIPE L - ~ E.CISTING PIPE ~-i E.~ISTINC PIPE sly E: -~o' x l8° NEW PIPE SIZE: 60' x 24" PIPE TO BE LAID ON A 80° SKEW WITH 6% FALL TWILL BE PERCHED> NOTE: TEMPORARY EROSION CONTROL DEVICES NOT SHOWN. SURVEY DATE: 11-03-06 CONDUCTED BY: AJ,HR • ~ C7 7v 7o O O O C D ~ z o rn -~ n ~ z -~ •• D .-. ~ ~ ~ rn ao D •• W ~ ~- D Cn •• C ~ cn O zo < D C D ~ ~ ~ ~ O ~ m ~ N ~ ~ C7 D 0 co ~ ~ o c ~ z D .-. .-. r n ~ c O ~ Z ~ D ~ ~ m ~ i~ ~ ~ v ~ r D ~... m z x m -1 .-. Z C~ ~ ~ n -< '_' -. . n D ~~ ~ D ~ n m ~ r ~ O ~ D Z z m m x H ~ ~„ ~ _ < H O D z ~ ~ v ~ a m D m ~ ~ ~ ~ m D C ~ m o D r ~ ~ m O ~ = cn W O ~ D o v ~ 00 m v .• z -~ C7 7D 7o O O m O C D ~-, c.. z v o m -~ z C7 -~ z cn ~ .. D ~ c _ ~ r n ~ W ~ m .. -' ~ D D x .. cn ~ ~ c ~o _ o ~ ~ ~ D ~ e ~ ~ ~ ~ ~ ~ J ~ O ~ ~ n N z D z - O c0 ~ c ~ .-~ L _ z N C Z n c ~ D ~ r c --~ ~ cn ~ D D -, n -- ~° ~ D v7 Q ~ r ~ O Z ~ 37 m ~ ~ ~ `. v ~ m N m --+ m ~ o ~ e ~ ~ ~ ~ n ~ m D ~ _ ~ ~ ~ z ~ °~ ~ m m ~m ~ ~ n v ~ ~ D O ~ ~ Z D m ~ ,~ m o c~ N ~ .~ r D Z m o ~ ~ v D ~ ~ r o ~ m m ~ .. ^ ~ 1 J r ~ ~ \ W O T T f .~