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HomeMy WebLinkAbout20111003 Ver 1_Other Agency Comments_20120126.,, 2 3 0 E DIVISION OF COASTAL MANAGEMENT FIELD INVESTIGATION REPORT APPLICANT'S NAME North Carolina Department of Transportation LOCATION OF PROJECT SITE The project is located on US 70 over Gallants Channel (also known as Beaufort Channel) in Carteret County (T I P No R 3307) Photo Index 2006 41 8034 (H O, 1 24� 2000 41 528 (J Q 1 24) State Plane Coordinates X 2 702 845 Y 363 615 Latitude 34 °43 35 N Longitude 76 °39 38 W INVESTIGATION TYPE CAMA and D &F INVESTIGATIVE PROCEDURE Date of Site Visits — November 22 2011 and January 30 31 2012 Was Applicant Present — No, No PROCESSING PROCEDURE Application Received Complete January 26 2012 Office — Morehead City 6 SITE DESCRIPTION (A) Local Land Use Plan — Town of Beaufort Land Classification Fiom LUP — Public & Institutional /Low Density Development /Mixed Use /Industrial /Conservation (B) AEC(s) Involved EW PTA, CS CW 7 (C) Water Dependent Yes 10 890 sf Temp Fill 3 920 sf (D) Intended Use Public 21 780 sf 241 323 sf Temp Fill and Clearing 13 068 sf Clearing 32 234 sf (E) Wastewater Treatment Existing — N/A Planned N/A (F) Type of Structures Existing — Bridge for public use Planned Bridge for public use (G) Estimated Annual Rate of Erosion N/A Source — N/A HABITAT DESCRIPTION [AREA] PYC A V A TF.D FTLLRD OTHER (A) Open Water 10 890 sf Temp Fill 3 920 sf (B) Coastal Wetlands (C) 404 /401 /Isolated Wetlands 6 970 sf 21 780 sf 241 323 sf Temp Fill and Clearing 13 068 sf Clearing 32 234 sf (D) High Ground Disturbed by project 2 542 440 sf (D) Total Area Disturbed 2 872 625 sq ft (E) Primary Nursery Area No Special Secondary Nursery Area No (F) Water Classification Gallants Channel SA HWQ Town Creek SC Open No No 8 PROJECT SUMMARY The applicant proposes to improve US 70 from Radio Island to Olga Road with a new 4 lane divided facility on new location including replacing the existing bridge over Gallants Channel and constructing a bridge over Town Creek FIELD INVESTIGATION REPORT N C D O T — LS 70 Widening from Radio Island to Olga Road PAGE #2 NARRATIVE DESCRIPTION Project Setting US 70 traverses east wept across North Carolina and leads from the community of Atlantic on the Core Sound through the Town of Beaufort and Morehead City to Raleigh and western North Carolina US 70 is classified as a principal arterial highway under the Functional Classification System between the Town of Beaufort and Morehead City The State of North Carolina has included the highway as apart of the Strategic Highway Network between Morehead City and Raleigh The highway serves local and regional traffic and is the designated Hurricane Evacuation Route for eastern Carteret County US 70 is a four lane divided highway at Radio Island and transitions to a two lane highway as it crosses over Gallants Channel and enters the Town of Beaufort It then reverts back to a four lane road through the town reduces to a three lane road from its function with NC 101 to Wellons Drive and finally narrows down to a two lane road north of Wellons Drive Traffic service on US 70 in the vicinity of the existing Grayden Paul Bridge is currently projected to be at a level of service D (low operating speeds) to F (stop and go conditions) in design year 2025 with the existing infiastructure in place The current design has also resulted in higher than average accident rates for the highway in the project area The current project is to improve traffic service and safety along US 70 in and around the Beaufort area including replacing the two lane drawbridge currently used to between the Town of Beaufort and Morehead City with a high rise bridge over Gallants Channel The project would also involve construction of a bridge over Town Creek on Turner Street in Beaufort The R 3307 project is to begin on Radio Island then cross over Gallants Channel and eventually reconnect to existing US 70 east of Beaufort Typical elevations in the project area range from 0 to 14 feet above the Normal High Water level of Gallants Channel The majority of the project area is maintained landscapes in low density residential neighborhoods with Coastal Wetlands prevalent over the low lands to the north of Radio Island and around the perimeter of Town Creek The remaining land is forested identified as Section 404 Wetlands or developed with light commercial uses including the Beaufort Morehead City Airport The existing Carteret Bridge #29 ( Grayden Paul Bridge) was constructed in 1957 is 673 long and 36 3 wide with 30 of clear roadway width The bridge has 14 fixed spans of 38 each and a bascule span of 141 The bascule portion of the bridge utilizes the Hopkins drive system and is one of the two remaining bridges in North Carolina utilizing this type of drive system The superstructure consists of a reinforced concrete deck on concrete girders The bridge is supported with reinforced concrete caps on concrete piles There is a wooden fender system and navigational lighting located under the center of the bridge to guide boat traffic through the bridge The horizontal clearance through the bridge is limited by the fender system to 64 The vertical clearance underneath the bridge is 13 with the bridge in the closed position and unlimited while in the open position There are no stormwater runoff controls on the bridge, as the existing bridge deck drains directly into Gallants Channel The bridge received 45 9 out of a possible 100 points during its last sufficiency rating The annual average daily volume of traffic over the bridge was approximately 20 000 vehicles per day in 2010 Due to the deteuoratmg condition of the bridge the NCDOT is currently performing rehabilitation work on the bridge to keep the bridge open to traffic until it can be replaced FIELD INVESTIGATION REPORT N C D O T — US 70 Widening from Radio Island to Olga Road PAGE #3 Gallants Channel is classified SA HQW waters by the Environmental Management Commission (EMC) in the area of the proposed construction and is a part of the White Oak River Basin The N C Division of Marine Fisheries (DMF) has classified Gallants Channel as Coastal Waters but has not classified it as a Primary Nursery Area The waters have been closed to shellfashing by the Shellfish Sanitation Section of the DMF At the proposed bridge site Gallants Channel is approximately 1 300 wide and has a maximum water depth of 36 below NHW in the channel There were no SAV s observed in the project area during the site visit The existing culverts within Town Creek (Structure P 105) on Turner Street were replaced in the year 2000 The structure consists of four 95 x 67 x 60 long corrugated aluminum culverts arranged parallel to each other approximately 2 apart for a total width of 38 The top of the culverts are 0 8 above the normal high water level of Town Creek and are not navigable Town Creek is classified as SC waters by the EMC and Coastal Waters by the DMF in the project area The waters are closed to shellfishing by the Shellfish Sanitation Section of the DMF No SAV s were observed at the project site The NCDOT applied for a Section 404 Individual Permit from the U S Army Corps of Engineers and a 401 Certification from the N C Division of Water Quality for this project The N C Division of Coastal Management issued a CAMA General Permit foi the relocation of utility lines for the project on December 9 2011 Project Proposal NCDOT proposes to relocate 3 6 miles of US 70 to a new route on the north side of Beaufort and to expand it to a four lane median divided facility The project also involves the removal of the existing Carteret Bridge #29 and Carteret Structure P105 The applicant has designed the project to maintain traffic on the existing road system while the new road is constructed The project would begin approximately 700 east of SRI 175 (Radio Island Road) and run east for approximately 1200 where the new bridge over Gallants Channel would start The new highway would consist of four 12 wide travel lanes a20' wide raised grass median and 4 wide paved shoulders The bridge over Gallants Channel would be a high level fixed span bridge 3 395 long and 80 wide The bridge would have 76 of clear roadway and carry four 12 wide travel lanes a2 raised median two 4 median offsets, and two 10 bridge offsets The bridge would also have 54 tall bicycle safe railings to improve safety for bicyclists crossing the bridge The new bridge would begin in the vicinity of SR1208 (Pavers Island Road) and would turn northeast crossing 100 to the north of the businesses located on the northeast side of the island The bridge would continue across Gallants Channel and land on NCDOT property (formerly known as the N C Maritime Museum expansion sate) on the east side of the channel The bridge would be elevated a minimum of 4 above the Coastal Wetlands located on the north side of Radio Island and would gradually rase to reach its maximum height at Gallants Channel where it would have a vertical clearance of 65' above the normal high water level under the bride The bridge would also have a minimum of 95 of horizontal clearance through the bridge The bridge would consist of 27 anterior bents and two end bents To facilitate the construction of the new bridge a 45 wade x 2,070 long temporary work bridge would be built along the north side of the proposed bridge from Radio Island to the west side of Gallants Channel A 45 wade x 905 long temporary work bridge would be built on the south side FIELD IIVESTIGATIOr REPORT N C D O T — US 70 Widening from Radio Island to Olga Road PAGE 44 of the proposed bridge from the east side of Gallants Channel to the landing site of the bridge The work bridges would have twenty eight 30 x 85 (typical) fingers that would extend from the main work bridges to over the proposed bridge alignment The low chord of the temporary work bridge is proposed at 3 8 above the normal high water level of Gallants Channel The work bridges would not extend across the channel The applicant has also proposed to use barges in addition to the work bridges along the portions of the project adjacent to Gallants Channel NCDOT has committed to build the bridge with no deck drains over surface waters The stormwater from the bridge would be conveyed via a closed deck drainage system to stormwater treatment systems on either side of the bridge The stormwater from the western portion of the bridge would flow from the bridge into a 100 wide x 450 long infiltration basin on the south side of the western end of the bridge Any overflow from the stormwater basin would be discharged via two grassed swales The stormwater from the eastern portion of the bridge would be collected and discharged to a grassed swale on the south side of the bridge at its southern terminus Additionally multiple culverts and ditches would be installed along the length of the project to accommodate the stormwater flow from the new roadway The proposed landing site for the eastern side of the bridge and proposed highway would intersect with and be in conflict with a portion of SRI 170 (West Beaufort Road) This would require that a 2000 section of SRI 170 be abandoned A cul de sac would be used to terminate SRI 170 at 350 east of SRI 174 (Turner Street) To allow access to the residences at the end of SRI 170 a 600 spur from the new road would be constructed and lead to the remaining portion of SRI 170 US 70 would continue east from the end of the bridge for approximately 1400' where it would intersect with SR1174 The intersection with SRI 174 would be signalized and reconfigured to allow it to handle the additional traffic flow The applicant has proposed to replace the four existing culverts on SR 1174 where it crosses over Town Creek with abridge The bridge would be 585 long and 75 wide The bridge would carry two 12 lanes of traffic in each direction The construction of the bridge would allow for the removal of 560 linear feet of existing causeway within the floodplain of Town Creek and allow for the restoration of Coastal Wetlands The causeway areas once excavated would be planted with smooth cordgrass on three foot centers and monitored for success The increased width of the bridge would require that the woodened boardwalk on the west side of SRI 174 be abandoned and removed To offset the loss of the boardwalk 5 5 wide sidewalks on each side of the bridge would be constructed for pedestrian use and 4 5 bridge offsets would be constructed to allow for bicycle use on the bridge SRI 174 would reduce to 3 lanes of traffic between the bridge and the existing US 70 with a lane in each direction and a center turn lane Five foot wide sidewalks would also be constructed on each side of SRI 174 Beyond SRI 174 the new highway would angle towards the northeast paralleling the Beaufort — Morehead City Airport runway for 3 750 to where it would intersect with NC101 at 200 north of the historic Carteret County Home The intersection would be signalized and additional turn lanes added to handle the traffic volumes from NC 101 and US 70 From the intersection with NC 101 the highway would continue in a northeasterly direction for 9 245 until it intersects with existing US 70 in the vicinity of SR1429 (Olga Road) A1000 portion of existing US 70 beginning on the east side of SRI 472 (Paver Road) would have to be realigned to accommodate the new road A300 section of road would be added to tie the existing US 70 into the new road with a right in/right out intersection FIELD INVESTIGATION REPORT N C D O T — US 70 Widening from Radio Island to Olga Road PAGE #5 After the new roadway is constructed the NCDOT would record the existing condition of Bridge #29 and its surroundings in accordance with the Historic Structures and Landscape Recordation Plan and submit the result to the N C State Historic Preservation Office to ensure there is a permanent record of the bridge The NCDOT would also install an interpretive displace about the history of the bridge at the site The existing bridge would then be completely demolished and removed from the project site utilizing Best Management Practices for Bridge Demolition and Removal The existing pavement would be obliterated for 150 from the west end of the bridge and for 200 from the east end of the bridge The applicant has agreed to leave the existing causeway on the sides of the bridge for future public use Anticipated Impacts The proposed road and associated bridges would require permanently filling 21 780 sq ft of Coastal Wetlands and require the excavation of 6 970 sq ft of Coastal Wetlands It would also require 3 049 sq ft of Coastal Wetlands be temporarily filled for installation of the temporary work bridges and erosion control measures An additional 10 019 sq ft of Coastal Wetlands would be hand cleated for the relocation of SRI 170 and the widening of SRI 174 The road construction on the east side of Gallants Channel would permanently fill 241 323 sq ft of Section 404 Wetlands including 7 841 sq ft of Isolated Wetlands It would also result in the mechanized clearing of 32 234 sq ft of Section 404 Wetlands The project would permanently fill 10 890 sq ft and temporarily fill 3 920 sq ft of Estuarine Waters respectively The applicant has proposed to mitigate for the Coastal Wetland impacts of the project with the removal of the causeway on SRI 174 This would result in 63 598 sq ft of marsh restoration adjacent to Town Creek The causeway removal would also restore lost hydrology to the existing coastal wetlands on the south side of Town Creek The applicant would create a debit ledger for the proposed mitigation site and debit 28 750 sq ft for the amount of impacts associated with the R 3307 project the remainder of the mitigation would be retained by the NCDOT for use on future projects The N C Ecosystem Enhancement Program has accepted responsibility for providing mitigation for 77 537 sq ft of riparian wetland impacts and 204 296 sq ft of non riparian wetlands as indicated by their acceptance letter dated January 24 2012 No additional closures of shellfishing waters are expected in association with the proposed project A localized increase in turbidity can be expected during the in water construction portion of the new and temporary bridges and the removal of the existing bridge causeway The vertical clearance through the proposed fixed bridge over Gallants Channel would be 65 a decrease from the unlimited vertical clearance of the old bridge in the open position however it would be an increase of 52 when compared to the old bridge in the closed position The proposed bridge would allow an increase in the maximum navigable width from the current 64 to the proposed 95 Navigation clearances along the channel would be maintained in their current state while the project was underway since the temporary work bridges would not cross the channel The project would result in a total of 2 542 440 sq ft of high ground disturbance including the grading and paving of the new bridge approaches and new roadway as well as the relocations of several roads Approximately 55 residences and 9 businesses would be relocated by the project A multitude of efforts have been utilized to minimize and avoid impacts from this pioject including but not limited to the use of 3 1 fill slopes in juzisdictional areas the use of Design Standards in Sensitive Watersheds the use of hand clearing only in wetlands where practicable and multiple project redesigns to minimize impacts to the natural and human environment FIELD INVESTIGATION REPORT N C D O T — US 70 Widening from Radio Island to Olga Road PAGE #6 The public is expected to benefit upon completion of the project by the increase in the efficiency and safety of the new roadway and structures The proposed fixed bridge would eliminate the stop and go traffic associated with the current drawbridge over Gallants Channel The proposed highwav design is expected to decrease travel times and reduce accident rates for vehicular traffic in the project area It is also expected to create less of a delay for the boaters transiting Gallants Channel who currently have to wait for the drawbridge to open The addition of wider bicycle /pedestrian paths along the sides of the bridges and highway are expected to reduce vehicular/bicyclist/pedestrian interactions and thereby increase the safety for bicyclist and pedestrian users of the system Submitted by Stephen Lane — Morehead City District — February 7 2012 BEVERLY EAVES PERDUE GOVERNOR Mr Tom Steffens :STA" � M STATE OF NORTH CAROLINA DEPARTMENT OF TRANSPORTATION EUGENE A CONTI JR SECRETARY U S Army Corps of Engineers Regulatory Field Office Post Office Box 1000 Washington NC 27889 1000 Dear Sirs January 24 2012 Mr Stephen Lane N C Dept of Environment and Natural Resources Division of Coastal Management 400 Commerce Avenue Morehead City NC 28557 Subject REVISED Application for Individual Section 404 and Section 10, Section 401 Water Quality Certification, Isolated Waters Permit and CAMA Major Development Permit for the proposed improvements to US 70 from existing four lanes at Radio Island to north of Olga Road (SR 1426) Carteret County State Project No 8 1162501 Federal Aid Project STPNHF 70(43) TIP R 3307 WBS 34528 1 1 Reference Permit Application dated November 9 2011 Please reference the previously submitted application for the above referenced project Changes have been made to the attached Permit Drawing Wetland Permit Impact Summary Table and Tables 1 and 2 from the original cover letter The tabulated wetland restoration total on the Wetland Permit Impact Summary Table has decreased to 1 46 acres At Site 6 an area of 0 03 acre of hand clearing was erroneously listed as mechanized clearing in the original application In addition the 499 linear feet of channel relocation at Site 4 was listed in Table 2 of the original cover letter as requiring mitigation however it was determined at the 4C Hydraulic Review meeting held October 20 2010ithat mitigation will not be required for this action The revised EEP letter will be forwarded upon receipt A copy of this revised permit application u-id its distribution list will be posted c'i the NCDOT Website at http //www ncdot org /doh /preconstruct/pe /neu /permit html If you have any questions or need additional information please contact Tyler Stanton at tstanton @ncdot gov or (919) 707 6156 Sincerely Fc-?2 ( -- -.. e-V Gregory Thorpe Ph D Manager Project Development & Environmental Analysis Unit Enclosures Cc w /out attachment NCDOT Permit Application Standard Distribution List MAILING ADDRESS TELEPHONE 919 707 6000 LOCATION NC DEPARTMENT OF TRANSPORTATION FAX 919 212 5785 PROJECT DEVELOPMENT AND ENVIRONMENTAL ANALYSIS 1020 BIRCH RIDGE DRIVE 1598 MAIL SERVICE CENTER WEBSITE WWW NCDOT ORG RALEIGH NC 27610 4328 RALEIGH NC 27699 1598 I aDle 1 It -Oov / vv Permit Drawing Site Number 2011 Guauua AX-p—, Map Label in FONSI (2001 ) Type Permanent Impacts (ac Temporary Impacts* ac Mitigation Required' I A D Coastal 0 18 007 Yes 2 G H Riparian/Coastal 1 83 0 Yes 4 L Isolated 0 18 0 Yes 5 O Non Riparian 451 0 Yes 6 1 Coastal 004 <001 Yes 7 K Coastal 020 0 Yes Total 694 0 07 Yes *There will be 0 04 acres of Temporary VIII in weuanus IU1 ctuatuu t.UttttVt * *For permanent Impacts i aDle L n JJu / Our,<a$-G vv a«, .... a— Permit Drawing Permanent Temporary Permanent Temporary Mitigation Site Waterbody (ft) (ft) (ac) (ac ) Required ** Number 1 Gallants Channel 0 0 0 03 0 06 No 2 UT to Gallants 155 9 002 001 Yes Channel 3 UT to Town Creek 189 22 004 001 Yes 4 UT to Gallants 499 10 0 16 <001 No Channel 6 Town Creek 0 0 <001 < 0 01 No 7 Town Creek 8 0 0 0 No Total 851 41 02 5 0 09 4 Lnoor foot mitiontinn * Bank Stabilization Jite z mauaes io nnear test alts i tuutuuw * .••.�W ��• - --- _ -____ _ __ required by the USACE exceeds the amount required by NCDWQ ** For permanent Impacts yr cl: V-0 1 -t P ') m) m n Q w U E F p Q p w vi m 0_ O U Z y _ F- m 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U m U U m ¢ ¢ O z o 2c° E E E E E o v n m r p p ° a! m m v `d aE aEi � z F m (9 a a a F F pM �. O � 1 trl � p W > cf) � z N m E c ° ° w 7 N N O � z� °` < < O y ° F a a m o.y� c cm N N pM �. O � 1 trl � p W > cf) � Y E4®s stem na ewe., PROGRAM January 24 2012 i - i;t TY Mr Gregory J Thorpe PhD Manager Project Development and Environmental Analysis Branch North Carolina Department of Transportation 1548 Mail Service Center Raleigh North Carolina 27699 1548 Dear Dr Thorpe Subject EEP Mitigation Acceptance Letter R 3307 US 70 from Existing 4 Lanes at Radio Island to US 70 North of Beaufort near SR 1429 (Olga Road) Carteret County The purpose of this letter is to notify you that the Ecosystem Enhancement Program (I'FP) will provide the compensatory stream and wetland mitigation for the subject project Based on the information supplied by you on January 24 2012 the impacts are located in CU 03020106 of the White Oak River Basin in the Southern Outer Coastal Plain (SOCP) Eco Region and are as follows White Oak Stream Wetlands Buffer (Sq Ft ) 03020106 Cold Cool Warm Riparian Non Non Coastal Marsh Zone 1 Zone 2 SOCP Riparian Impacts 0 0 304 178 469 0 0 0 feet/acres) This mitigation acceptance letter replaces the mitigation acceptance letters issued on July 27 and October 27 2011 EEP commits to implementing sufficient compensatory stream riparian and non riparian wetland mitigation credits to offset the impacts associated with this project in accordance with the N C Department of Environment and Natural Resources Ecosystem Enhancement Program In Lieu Fee Instrument dated July 28 2010 If the above referenced impact amounts are revised then this mitigation acceptance letter will no longer be valid and a new mitigation acceptance letter will be required from EEP If you have any questions or need additional information please contact Ms Beth Harmon at 919 715 1929 Sincerely n MAJ Ellison EEP Deputy Director cc Mr Tom Steffens USACE — Washington Regulatory Field Office Mr Brian Wrenn Division of Water Quality Wetlands /401 Unit File R 3307 Revised P� Ret p u-t� Prot" Our Sta& RWENR North Carolina Ecosystem Enhancement Program 1652 Mad Service Center Raleigh NC 27699 1652 / 919 715 0476 / www nceep net r STATE OF NORTH CAROLINA DEPARTMENT OF TRANSPORTATION BEVERLY EAVES PERDUE GOVERNOR Mr Tom Steffens U S Army Corps of Engineers Regulatory Field Office Post Office Box 1000 Washington, NC 27889 -1000 Dear Sirs November 9, 2011 1 \l)l ti EUGENE A CONTI, JR SECRETARY Mr Stephen Lane N C Dept of Environment and Natural Resources Division of Coastal Management 400 Commerce Avenue Morehead City NC 28557 Subject Application for Individual Section 404, Section 401 Water Quality Certification, Section 10 Permit, Isolated Waters Permit and CAMA Major Development Permit for the proposed improvements to US 70 from existing four lanes at Radio Island to north of Olga Road (SR 1426), Carteret County State Project No 8 1162501, Federal Aid Project STPNHF- 70(43), TIP R -3307 Debit $475 00 from WBS 34528 1 1 The North Carolina Department of Transportation (NCDOT), Division of Highways, in consultation with the Federal Highway Administration (FHWA), proposes to replace the existing drawbridge over Gallants Channel and related approaches, with a longer high-rise fixed bridge and improve US 70 to a multilane facility The purpose of this letter is to request approval for a Section 404 Individual Permit, a Section 401 Water Quality Certification, and a CAMA Mayor Development Permit In addition to the cover letter ENG Form 4345, and CAMA MP Forms, this application package includes the following for R -3307 permit drawings, half size roadway plans, Turner Street Marsh Restoration Plan, and EEP Acceptance t ester 10 Purpose and Need The purpose for this project, as identified in the Final Environmental Assessment (EA) is to eliminate travel delays occurring at the drawbridge and to increase the traffic carrying capacity of US 70 through the town of Beaufort 20 Project Description The improvements involve replacement of the existing drawbridge over Gallants Channel and related approaches, with a longer high-rise fixed bridge and improve US 70 to a multilane facility The proposed 3 395 -foot bridge will carry a 4 lane divided roadway with 12 foot travel lanes, 8 -foot bridge offsets, a 4 foot raised island, and a 1 -foot offset on each side In addition, MAILING ADDRESS TELEPHONE 919 707 6100 LOCATION NC DEPARTMENT OF TRANSPORTATION FAX 919 212 5785 PROJECT DEVELOPMENT AND ENVIRONMENTAL ANALYSIS 1020 BIRCH RIDGE DRIVE 1598 MAIL SERVICE CENTER WEBSITE WWW NCOOT ORG RALEIGH NC 27610 -4328 RALEIGH NC 27699 1598 improvements to Turner Street include a 40 foot three -lane curb and gutter section with two 12- foot travel lanes, and a 12 -foot center turn lane A 585 -foot bridge with 8 foot offsets is proposed to replace the 61 foot box culvert on Turner Street Total project length is 3 6 miles 30 Summary of Impacts Waters of the U S Proposed impacts to jurisdictional areas total 6 97 acres of permanent wetland impacts, 0 04 acre of temporary wetland impacts, 851 feet of permanent stream impacts, and 41 feet of temporary stream impacts 40 Summary of Mitigation The proposed construction of R -3307 will impact 6 97 acres of _jurisdictional wetlands that will require mitigation The unavoidable impacts to the 0 5 acre of CAMA ,jurisdictional wetlands will be offset by on -site mitigation (see attached Turner Street Marsh Restoration Plan) The remaining unavoidable impacts to 178 acres of ,jurisdictional riparian wetlands, 4 51 acres of non -npanan wetlands and 0 18 acre of isolated wetland will be offset by compensatory mitigation provided by the NC Ecosystem Enhancement Program (EEP) In addition the unavoidable impacts to 843 linear feet of ,jurisdictional stream will also be offset by compensatory mitigation provided by the NC Ecosystem Enhancement Program (EEP) 50 Project Schedule Currently, R -3307 has a review date of May 29, 2012 and is scheduled to let July 17 2012, it will be available for construction shortly thereafter The let date, however, may advance as additional funds become available 60 NEPA Document Status The FHWA and NCDOT completed the EA in October 2004 in compliance with the NEPA guidelines The EA explains the purpose and need for the project, provides a description of the alternatives considered, and characterizes the social, economic and environmental effects The EA was approved and circulated to federal, state, and local agencies Then following the EA, a Finding of No Significant Impact (FONSI) Statement was completed September 2006 and a FHWA Right -of -Way Consultation was completed June 2008 Copies of the project documents have been provided to regulatory review agencies involved in the approval process Additional copies will be provided upon request 61 Independent Utthty R -3307 is in compliance with 23 CFR Part 771 111(f) which lists the FHWA characteristics of the independent utility of a project The project meets the cntena for independent utility as discussed below 2 • The project has logical termini and independent utility and is of sufficient length to address environmental matters on a broad scope, • The project is usable and a reasonable expenditure of funds, even if no additional transportation improvements are made in the area and • The project does not restrict consideration of alternatives for other reasonably foreseeable transportation improvements 70 Resource Status The project is located in the White Oak River Basin and lies within Hydrologic Unit 03020106 (Subbasin 03 05 -03) This is within the Southern Outer Coastal Plain eco- region The project crosses Gallants Channel and Town Creek 71 Wetland Delineations A wetland identification and preliminary assessment analysis for the study area was performed and summarized in the 2001 Natural Resources Technical Report (NRTR) The wetlands within the study area were delineated based on the 1987 U S Army Corps of Engineers (USACE) Wetland Delineation Manual and a preliminary design was prepared to avoid and minimize wetlands to the maximum extent possible Wetland delineations were completed between February 1999 and November 1999 Subsequently, wetland delineations were updated in June 2007 This delineation was later field verified by Mr William Wescott of the USACE, Wilmington District, and Mr Stephen Lane with the N C Division of Coastal Management (NCDCM) on June 27, 2007 72 Stream Delineations Data collected for streams were derived from USGS topographic maps the Carteret County Soil Survey (USDA 1987), and site reconnaissance The data included stream classification, which was presented in the NRTR The USACE concurred on stream classifications on June 27 2007, when Mr William Wescott with the USACE visited the site 73 R -3307 Characterization of Jurisdictional Sites 7 31 Wetlands There are three wetland communities found within the project study area Salt Marsh Scrub Shrub and Pine Flat More detailed information about these wetlands can be found in the EA and the NRTR which includes figures showing the wetlands within the project area 7 3 2 Streams Best Usage Classifications for jurisdictional streams are provided in the EA There are waters witlun the project vicinity classified as High Quality Waters (HQW), including the Newport River (Beaufort, Gallants, and Morehead Channels), Bogue Sound, Taylors Creek, Town Creek, Ij V z 3 and Turner Creek As such NCDOT s Design Standards in Sensitive Watersheds will be implemented for this project Neither Water Supplies (WS -I undeveloped watersheds or WS -II predominately undeveloped watersheds), nor Outstanding Resource Waters (ORW) occur within 10 mile of the project study area Gallants Channel and Town Creek are not designated as North Carolina Natural or Scenic Rivers, or as National Wild and Scenic Rivers Additionally, these waters are not listed on the Final 2010 303(d) list of impaired waters due to sedimentation or turbidity for the White Oak River Basin, nor do they drain into any Section 303(d) waters within 10 mile of the project study area 74 Impacts to Jurisdictional Resources Impacts to jurisdictional wetlands and surface waters for R -3307 are summarized below in Tables 1 & 2 respectively Tahln 1 R -VAR7 Wetlands Impacts ~ Permit v- Drawing Site Number 2011 Map Label in FONSI 2001 Type Permanent Impacts ac Temporary Impacts* ac Mitigation Required" 1 A D Coastal 0 18 007 Yes 2 G H Riparian/Coastal 183 0 Yes 4 L Isolated 018 0 Yes 5 O Non Riparian 451 0 Yes 6 J Coastal 007 <001 Yes 7 K Coastal 020 0 Yes Total 1 697 1 007 Yes * There will be 0 04 acres of Temporary Fill in wetlands for erosion control measures * *For permanent impacts Tahla '7 112- '2'1(17 Carfare Water Tmnacts Permit Permanent Temporary Permanent Temporary Mitigation Drawing Site Waterbody (ft) (ft) (ac) (ac) Required * ** Number 1 Gallants Channel 0 0 003 006 No 2 UT to Gallants µ 155 9 002 001 Yes Channel 3 UT to Town 189 22 004 001 Yes Creek 4 UT to Gallants 499 10 016 <001 Yes Channel 6 Town Creek 0 0 <001 < 0 01 No 71 Town Creek 8 0 0 0 No Total 851 41 025 009 * Includes 16 linear feet of impacts from bank stabilization mitigation required by the u SAC E exceeds the amount required by NCDWQ ** Includes 24 linear feet of impacts from bank stabilization mitigation required by the USACE exceeds the amount required by NCDWQ * ** For permanent impacts 4 Permanent Impacts Proposed permanent impacts for R 3307 include fill, excavation and mechanized clearing in wetlands This includes impacts to 0 5 acre of CAMA jurisdictional coastal wetlands 178 acres of riparian wetlands 4 51 acres of non riparian wetlands and 0 18 acre of a NCDWQ jurisdictional isolated wetland Proposed permanent impacts to surface waters are 851 linear feet (0 25 acre), which includes two pipes proposed to be extended and replaced at unnamed tributaries (UT) to Gallants Channel and a UT to Town Creek (sites 2 & 3), bridge construction over Gallants Channel and Town Creek, and the resulting fill and bank stabilization Stream impacts were not addressed in the EA or FONSI, but were shown on the draft permit drawings provided at the 4C Permit Drawing Review meeting held October 20, 2010 Temporary Impacts There will be 41 linear feet of temporary impacts to surface water due to bridge construction and pipe installations In addition there will be 0 04 acre of temporary fill in CAMA wetlands for erosion control measures Hand- Cleanng There will be 0 20 acre of hand clearing in jurisdictional wetlands due to project construction Utilrtv Impacts There will be < 001 acre of impacts due to fill associated with utilities In addition there will be 0 41 acre of hand - clearing due to utility relocations As written approval is not required we will proceed with these activities under a Nationwide 12 A CAMA General Permit application has been submitted under separate cover 80 Protected Species The United States Fish and Wildlife Service (USFWS) list 13 federally protected species for Carteret County as of the March 21, 2011 listing (Table 3) Table 3 Federallv Protected Species in Carteret County Scientific Name Common Name Federal Status Habitat Biological Conclusion Alligator mississippiensis American alligator T S/A Yes N/A Chelonra m das Green sea turtle T No No Effect Le idochel s kem a Kemp s ridley sea turtle E No No Effect Eretmochel s imbricata Hawksbill sea turtle E No No Effect Dermochel s coriacea Leatherback sea turtle E No No Effect Careua caretta Loggerhead sea turtle T No No Effect Charadrrus melodus Piping lover T No No Effect Pico:des borealis Red cockaded woodpecker E No No Effect Sterna dou allu dou alln Roseate tern E No No Effect Aci eraser brevirostrum Shortnose sturgeon E No No Effect Trichechus manatus West Indian manatee E Yes MANLAA L simachra as erulae olra 1 Rough leaved loosestrtfe I E No No Effect Amaranthus umdus I Seabeach amaranth I T No No Effect Rey n= nnaangerea 1= l nreateneq 1(JtA)= t nreatenea bininarlty oI Appearance) MANLAA -- May Atrect, Not Lixery to Adversely Attect � C w f x i L 5 A Concurrence Request providing Biological Conclusions for each species was submitted to the USFWS in November 30, 2007 The USFWS responded with concurrence on December 26 2007 A copy of the USFWS concurrence letter is included with this application A review of the North Carolina Natural Heritage Program (NCNHP) database, updated August 2011, indicated two occurrences of protected species within one mile of the project study area West Indian manatee (last observed 2007) and seabeach amaranth (last observed 1991) As a result, the NCDOT will utilize The Guidelines for Avoiding Impacts to the West Indian Manatee Precautionary Measures for Construction Activities in North Carolina Waters to the maximum extent practicable 81 Bald and Golden Eagle Protection Act (BGPA) In the July 9, 2007 Federal Register (72 37346 - 37372) the bald eagle was declared recovered and removed (de- listed) from the Federal List of Threatened and Endangered wildlife This delisring took effect August 8, 2007 After delisting, the Bald and Golden Eagle Protection Act (Eagle Act) (16 U S C 668 -668d) became the primary law protecting bald eagles A survey was conducted on November 21, 2007 found no nests within 660 feet of the project limits, however, nesting and foraging habitat was present 82 Moratoria No moratoria have been recommended for R -3307 90 Cultural Resources NCDOT coordinated with the NC Department of Cultural Resources to develop a Memorandum of Agreement (MOA) between NCDOT, FHWA, SHPO and the Town of Beaufort The MOA addresses the concerns and incorporates the recommendations made by NC Department of Cultural Resources (see FONSI Appendix D) No archaeological sites were found within the project s area of potential effects Therefore, no additional archaeological investigation is recommended for this project The SHPO concurred with these findings in a letter dated December 2, 1999 which can be found in the EA 10 0 FEMA Compliance The project has been coordinated with appropriate state and local officials and the Federal Emergency Management Agency (FEMA) to assure compliance with FEMA, state, and local floodway regulations 110 Mitigation Options The NCDOT is committed to incorporating all avoid and minimize jurisdictional impacts, and remaining unavoidable jurisdictional impacts reasonable and practicable design features to to provide full compensatory mitigation of all Avoidance measures were taken during the n planning and NEPA compliance stages, minimization measures were incorporated as part of the project design 111 Avoidance and Minimization All ,jurisdictional features were delineated, field verified and surveyed within the corridor for R- 3307 Using these surveyed features, preliminary designs were adjusted to avoid and/or minimize impacts to ,jurisdictional areas NCDOT employs many strategies to avoid and minimize impacts to jurisdictional areas in all of its designs Many of these strategies have been incorporated into BMP documents that have been reviewed and approved by the resource agencies and which will be followed throughout construction All wetland areas not affected by the project will be protected from unnecessary encroachment Individual avoidance and minimization items are as follows • No staging of construction equipment or storage of construction supplies will be allowed in wetlands or near surface waters • The project was designed to avoid or minimize disturbance to aquatic life movements • NCDOT and its contractors will not excavate, fill, or perform land clearing activities within Waters of the U S or any areas under the jurisdiction of the USACE, except as authorized by the USACE To ensure that all borrow and waste activities occur on high ground except as authorized by permit, the NCDOT shall require its contractors to identify all areas to be used to borrow material, or to dispose of dredged, fill or waste material Documentation of the location and characteristics of all borrow and disposal sites associated with the project will be available to the USACE on request • As part of the proposed design, part of the existing roadway along Turner Street and the metal pipe culverts at Town Creek shall be removed and replaced with a 585 foot long bridge • Preformed Scour Holes will be used where practicable • Storm water will be treated using grass swales and an infiltration basin • The use of 15 1 fill slopes between Sta 28 +00 to Sta 29 +50 and 3 1 fill slopes in ,jurisdictional areas when practicable elsewhere • NCDOT will implement Best Management Practices for Bridge Demolition and Removal • Sediment and erosion control measures shall adhere to the Design Standards in Sensitive Watersheds during construction of the project • Special Sediment Control Fence will be used were applicable • Deck drains for the proposed bridge carrying US 70 over Gallants Channel will be designed so that runoff is not discharged directly into Gallants Channel • NCDOT will implement the "Guidelines for Avoiding Impacts to the West Indian Manatee Precautionary Measures for North Carolina Waters " • The use of hand clearing rather than mechanized clearing where possible 113 Compensation The NCDOT has avoided and minimized impacts to ,jurisdictional resources to the greatest extent possible as described above The unavoidable impacts to CAMA`_junsdictional wetlands will be offset by on -site mitigation resulting 156 acres of restoration from causeway removal on Turner 7 Street (see permit drawings and Turner Street Marsh Restoration Plan) The unavoidable impacts to jurisdictional riparian and non riparian wetlands, the NCDWQ jurisdictional isolated wetland and surface waters will be offset by compensatory mitigation provided by the EEP Of the 851 linear feet of stream impacts, 48 linear feet are impacts from bank stabilization The NCDWQ requires that any bank stabilization impact be mitigated for a 1 1 ratio if the total permanent impact to the stream is over 150 linear feet However, the 2 1 mitigation ratio will exceed the amount of 1 1 mitigation NCDWQ requires for this impact Therefore, 2 1 mitigation will be calculated based on 803 linear feet of impacts A copy of the revised EEP acceptance letter, dated October 27, 2011, is attached 12 0 Indirect and Cumulative Effects The proposed project is expected to impart minimal indirect and cumulative effects The project is only one of many factors affecting growth potential or potential for land use change in the Future Land Use Study Area (other factors include infrastructure, population growth and fob growth, proximity to employment centers, etc ) This project is not the determining factor in how much how fast, or how intense development is occurring or will occur in the study area Taken in the context of other past, present and future actions, R 3307 should not incrementally result in substantial cumulative effects The Indirect Screening Report & Land Use Scenario Assessment, dated May 20, 2011, suggests that given the minimal indirect effects of R -3307, the contribution of the project to cumulative effects resulting from current and planned development patterns should be minimal For these reasons, potential indirect and cumulative effects to downstream water quality should also be minimal No additional ICE study is recommended 13 0 Regulatory Approvals Section 404 Application is hereby made for a USACE Individual 404 Permit as required for the above-described activities As previously mentioned utility relocation activities are to proceed under the general conditions of the Nationwide 12 Section 401 We are also requesting a Section 401 Water Quality Certification from the NCDWQ We are providing five (5) copies of this application to the NCDWQ, for their approval Utility relocation activities are to proceed under the conditions of General Certification # 3699 Isolated Waters Application is hereby made for a NCDWQ Isolated Waters Permit as required for the above - described activities Section 10 Application is hereby made for a USACE Section 10 Permit as required for the above - described activities CAMA NCDOT requests that the proposed work be authorized under a Coastal Area Management Act Mayor Development Permit The landowner receipts are provided with this 8 permit application The return receipts will be forwarded once they have been received A CAMA General Permit application has been submitted under separate cover for utility relocations Authorization to debit the $475 Permit Application Fee from WBS Element 34528 1 1 is hereby given USCG Under separate cover NCDOT submitted a request for a Umted States Coast Guard (USCG) permit for R -3307 on August 17 2010 A copy of this permit application and its distribution list will be posted on the NCDOT websrte at http / /www ncdot org /doh/preconstruct/pe /neu/permit html If you have any questions or need additional information, please contact Tyler Stanton at 919- 707 6156 or tstanton @ncdot gov Sincerely, � V-�' /'W'� Gregory J Thorpe, PhD , Manager Project Development and Environmental Analysis cc NCDOT Permit Application Standard Distribution List 1),% av .) k 6& nrrucUIoxmr Major Development Permit (last revised 12/27/06) North Carolina DIVISION OF COASTAL MANAGEMENT 1 Primary Applicant/ Larrdowner Information Business Name Project Name (if applicable) North Carolina Department of Transportation R 3307 Carteret County Last Name Applicant 1 First Name MI Last Name Mailing Address Gregory Thorpe ext Applicant 2 First Name MI Last Name If additional applicants please attach an additional page(s) with names listed Marling Address PO Box City Email State 1598 Mad Service Center Raleigh NC ZIP Country Phone No FAX No 276991598 USA 919 707 6000 ext 919 250 4224 Street Address (d different from above) City State ZIP 1000 Birch Ridge Drve Raelgih NC 27610 Email tstanton @ncdot gov 2 Agent/Contractor Information Business Name Agent/ Contractor 1 First Name MI Last Name Agent/ Contractor 2 First Name MI Last Name PO Box City State Mailing Address ZIP Phone No 1 ext Phone No 2 ext FAX No Contractor # Street Address (if different from above) City State ZIP Email <Form continues on back> 252 808 2808 1 88S 411COAST www nccoastalmanagement met Form DCM MP 1 (Page 2 of 4) APPLICATION for Major Development Permit 3 Project Locabon a Total length of shoreline on the tract (it County (can be multiple) Street Address Approximate Project Area = 3802000 sq It State Rd # d Approximate elevation of tract above NHW (normal high water) or US 70 from four lanes at Radio Island to near Olga Road (SR US 70 Carteret 1426) e Vegetation on tract maintained /disturbed vegetation salt marsh loblolly pine forest Subdivision Name City g Identify and describe the existing land uses adjacent to the proposed project site State Zip N/A Beaufort (Attach zoning compliance certificate if applicable) NC 28516 Phone No mot \o (s) (d many attach additional page with list) ext I Is the proposed project located in a National Registered Historic District or does it involve a NYes ❑No ❑NA a In which NC river basin is the project locatedl b Name of body of water nearest to proposed project White Oak Gallants Channel & Town Creek c Is the water body identified in (b) above natural or manmade? d Name the closest major water body to the proposed project site ®Natural ❑Manmade ❑Unknown Newport River e Is proposed work within city limits or planning jurisdiction? f If applicable list the planning jurisdiction or city limit the proposed ®Yes ❑No work falls within Beaufort 4 Site Descnpbon a Total length of shoreline on the tract (it b Size of entire tract (sq ft ) 800 ft (approximately 400 ft on each shore) Approximate Project Area = 3802000 sq It c Size of individual lot(s) d Approximate elevation of tract above NHW (normal high water) or N/A NWL (normal water level) (If many lot sizes please attach additional page with a list) 5 3 to 65 NNHW or ❑NWL e Vegetation on tract maintained /disturbed vegetation salt marsh loblolly pine forest f Man made features and uses now on tract roadway sidewalks buildings bridges and culverts g Identify and describe the existing land uses adjacent to the proposed project site commercial residential forested h How does local government zone the tract? m Is the proposed project consistent with the applicable zoning? Port Industrial General Business Commercial (Attach zoning compliance certificate if applicable) Residential ®Yes ❑No ❑NA j Is the proposed activity part of an urban waterfront redevelopment proposal? ❑Yes NNo k Hasa professional archaeological assessment been done for the tract? If yes attach a copy ®Yes []No ❑NA If yes by whom? NCDOT Archaeology Group I Is the proposed project located in a National Registered Historic District or does it involve a NYes ❑No ❑NA National Register listed or eligible property? <Form continues on next page> 252 808 2808 1 888 4RCOAST www nccoas afmanagernent net Form DCM MP 1 (Page 3 of 4) APPLICATION for Mayor Development Permit m (i) Are there wetlands on the site? ®Yes ❑No (n) Are there coastal wetlands on the site? ®Yes ❑No (iii) If yes to either (i) or (n) above has a delineation been conducted? ®Yes ❑No (Attach documentation if available) n Describe existing wastewater treatment facilities A sanitary sewer pumping station is located near the intersection of West Beaufort Rd and Turner St This station will be relocated o Describe existing drinking water supply source N/A p Describe existing storm water management or treatment systems N/A 5 Acbvibes and Impacts a Will the project be for commercial public or private use? ❑Commercial ®Public/Government ❑Pnvate /Community b Give a brief description of purpose use and daily operations of the protect when complete Roadway and bridge for transportation use c Describe the proposed construction methodology types of construction equipment to be used during construction the number of each type of equipment and where it is to be stored Proposed construction utilizing temporary work bridges and potentially barges however no temporary causeway(s) will be used Typical construction equipment includes crane bulldozer dump trucks motor grader etc d List all development activities you propose Replace a movable span bridge with a high rise fixed span bridge on new location and improve US 70 from four lanes at Radio Island to near Olga Road (SR 1426) e Are the proposed activities maintenance of an existing project new work or both? Both f What is the approximate total disturbed land area resulting from the proposed project? 64 ❑Sq Ft or ®Acres g Will the proposed project encroach on any public easement public accessway or other area ®Yes ❑No ❑NA that the public has established use of7 h Describe location and type of existing and proposed discharges to waters of the state Existing Grayden Paul bridge has open steel deck that allows deck water to discharge directly to channel New bridge will have closed drainage system Treatment provided by infiltration basin for western end of bridge and by grass swale for eastern end of bridge Existing causeway for Turner Street over Town Creek will be excavated and replaced with a bridge Deck water will be routed to a grass swale for treatment i Will wastewater or stormwater be discharged into a wetland? ❑Yes ®No ❑NA If yes will this discharged water be of the same salinity as the receiving water? ❑Yes ❑No ❑NA I Is there any mitigation proposed? ®Yes ❑No ❑NA If yes attach a mitigation proposal <Form continues on back> l 252 808 2808 " 888 4RCOAST www ncccastalmanagement n)et Form DCM MP 1 (Page 4 of 4) APPLICATION for Major Development Permit 6 Addittonallnformabon In addition to this completed application form (MP 1) the following items below if applicable must be submitted in order for the application package to be complete Items (a) — (f) are always applicable to any major development application Please consult the application instruction booklet on how to property prepare the required items below a A project narrative b An accurate dated work plat (including plan view and cross sectional drawings) drawn to scale Please give the present status of the proposed project Is any portion already complete? If previously authorized work clearly indicate on maps plats drawings to distinguish between work completed and proposed c A site or location map that is sufficiently detailed to guide agency personnel unfamiliar with the area to the site d A copy of the deed (with state application only) or other instrument under which the applicant claims title to the affected properties e The appropriate application fee Check or money order made payable to DENR f A list of the names and complete addresses of the adjacent waterfront (riparian) landowners and signed return receipts as proof that such owners have received a copy of the application and plats by certified mad Such landowners must be advised that they have 30 days in which to submit comments on the proposed project to the Division of Coastal Management Name Phone No Address Name Phone No Address Name Phone No Address g A list of previous state or federal permits issued for work on the project tract Include permit numbers permittee and issuing dates h Signed consultant or agent authorization form if applicable i Wetland delineation if necessary j A signed AEC hazard notice for projects in oceanfront and inlet areas (Must be signed by property owner) k A statement of compliance with the N C Environmental Policy Act (N C G S 113A 1 10) if necessary If the project involves expenditure of public funds or use of public lands attach a statement documenting compliance with the North Carolina Environmental Policy Act 7 Certification and Permission to Enter on Land J I understand that any permit issued in response to this application will allow only the development described in the application The project will be subject to the conditions and restrictions contained in the permit I certify that I am authorized to grant and do in fact grant permission to representatives of state and federal review agencies to enter on the aforementioned lands in connection with evaluating information related to this permit application and follow up monitoring of the project I further certify that the information provided in this application is truthful to the best of my knowledge Date 9. 011 Print Name (-,(rqcytj 7 Signature Please Indicate application attachments pertaining to your proposed project ®DCM MP 2 Excavation and Fill Information ®DCM MP 5 Bridges and Culverts ❑DCM MP 3 Upland Development ❑DCM MP-4 Structures Information 252 808 2808 11 888 4 RCOAbT www ncccastalmanaggement net Form DCM MP -2 EXCAVATION and FILL. (Except for bridges and culverts) Attach this form to Joint Application for CAMA Major Permit Form DCM MP 1 Be sure to complete all other sections of the Joint Application that relate to this proposed project Please include all supplemental information Describe below the purpose of proposed excavation and /or fill activities All values should be given in feet 1 EXCAVATION ❑This section not applicable a Amount of material to be excavated from below NHW or NWL in b Type of material to be excavated cubic yards sod 50 c (i) Does the area to be excavated include coastal wetlandstmarsh (CW) submerged aquatic vegetation (SAV) shell bottom (SB) or other wetlands (WL)? If any boxes are checked provide the number of square feet affected ❑CW ❑SAV ❑SB OWL ®None (ii) Describe the purpose of the excavation in these areas Bridge construction and to allow access for future maintenance and inspection 2 DISPOSAL OF EXCAVATED MATERIAL a Location of disposal area To be determined by the contractor c (i) Do you claim title to disposal areal ❑Yes ®No ❑NA (u) If no attach a letter granting permission from the owner e (i) Does the disposal area include any coastal wetlands/marsh (CW) submerged aquatic vegetation (SAV) shell bottom (SB) or other wetlands (WL)? If any boxes are checked provide the number of square feet affected ❑CW ❑SAV ❑SB OWL ®None (n) Describe the purpose of disposal in these areas d High- ground excavation in cubic yards 675 ❑This section not apphcable b Dimensions of disposal area To be determined by the contractor d (i) Will a disposal area be available for future maintenance? ❑Yes ❑No ❑NA (ii) If yes where? To be determined by the contractor f (i) Does the disposal include any area in the water? ❑Yes ❑No ❑NA (ii) If yes how much water area is affected? To be determined by the contractor 252 808 2808 11 886- 4RCOAST wwrw nccons nkmaragement not roused 12 26,06 Access Other Channel (NLW or Canal Boat Basin Boat Ramp Rock Groin Rock Breakwater (excluding shoreline NWL ) stabilization Length Width Avg Existing Depth NA NA Final Project Depth NA NA 1 EXCAVATION ❑This section not applicable a Amount of material to be excavated from below NHW or NWL in b Type of material to be excavated cubic yards sod 50 c (i) Does the area to be excavated include coastal wetlandstmarsh (CW) submerged aquatic vegetation (SAV) shell bottom (SB) or other wetlands (WL)? If any boxes are checked provide the number of square feet affected ❑CW ❑SAV ❑SB OWL ®None (ii) Describe the purpose of the excavation in these areas Bridge construction and to allow access for future maintenance and inspection 2 DISPOSAL OF EXCAVATED MATERIAL a Location of disposal area To be determined by the contractor c (i) Do you claim title to disposal areal ❑Yes ®No ❑NA (u) If no attach a letter granting permission from the owner e (i) Does the disposal area include any coastal wetlands/marsh (CW) submerged aquatic vegetation (SAV) shell bottom (SB) or other wetlands (WL)? If any boxes are checked provide the number of square feet affected ❑CW ❑SAV ❑SB OWL ®None (n) Describe the purpose of disposal in these areas d High- ground excavation in cubic yards 675 ❑This section not apphcable b Dimensions of disposal area To be determined by the contractor d (i) Will a disposal area be available for future maintenance? ❑Yes ❑No ❑NA (ii) If yes where? To be determined by the contractor f (i) Does the disposal include any area in the water? ❑Yes ❑No ❑NA (ii) If yes how much water area is affected? To be determined by the contractor 252 808 2808 11 886- 4RCOAST wwrw nccons nkmaragement not roused 12 26,06 Fi3B'm DCM MP -2 (Excavation and F tt Page 2 of 3) 3 SHORELINE STABILIZATION ®This section not applicable (If development is a wood groin use MP 4 — Structures) a Type of shoreline stabilization b Length ❑Bulkhead ❑Riprap ❑Breakwater /Sill ❑Other Width c Average distance waterward of NHW or NWL d Maximum distance waterward of NHW or NWL e Type of stabilization material g Number of square feet of fill to be placed below water level Bulkhead backfill Riprap Breakwater /Sill Other I Source of fill material f 4ir Has there been shoreline erosion during preceding 12 months? ❑Yes ®No ❑NA (n) If yes state amount of erosion and source of erosion amount information h Type of fill material 4 OTHER FILL ACTIVITIES ❑This section not applicable (Excluding Shoreline Stabilization) a h) Will fill material be brouoht to the site? ®Yes ❑No ❑NA b p) Will fill material be Placed in coastal wetlands /marsh (CW) If yes (n) Amount of material to be placed in the water D (in) Dimensions of fill area _, e (iv) Purpose of fill Fill (not for bridge) will be brought to the site but not placed in the water Purpose will be to support the roadway submerged aquatic vegetation (SAV) shell bottom (SB) or other wetlands (WL)? If any boxes are checked provide the number of square feet affected ❑CW ❑SAV ❑SB OWL 173.460 []None (n) Describe the purpose of the fill in these areas To support the roadway 15 GENERAL a How will excavated or fill material be kept on site and erosion b What type of construction equipment will be used (e g dragline controlled? backhoe or hydraulic dredge)? Use of standard NCDOT Best Management Practices and erosion Heavy highway construction equipment control measures c (i) Will navigational aids be required as a result of the project? ❑Yes ®No ❑NA (n) If yes explain what type and how they will be implemented d (i) Will wetlands be crossed in transporting equipment to project site? ®Yes ❑No ❑NA (u) If yes explain steps that will be taken to avoid or minimize environmental impacts Use of standard NCDOT Best Management Practices and erosion control measures 252 808 2808 1 888- 4RCOAST www nccoastalmananemen not evrsed '12 26 06 Date Project Name Applicant Name Applicant Signature I�ri r s a 7 252 808 2808 1 888 e- RCOAST www nccoastalmanagcmen net evesed '12 26i0b R -3307 C-ALUWnC11ANA1FL,%RJL:bE Form oBM MP-5 BRIDGES and CULVERTS Attach this forrr to Joint Application for CAMA Major Permit Form DCM MP 1 Be sure to complete all other sections of the Joint Application that relate to this proposed project Please include all supplemental information 1 BRIDGES ❑This section not applicable a Is the proposed bridge b Water body to be crossed by bridge ❑Commercial ®Public/Government ❑Private /Community Gallants Channel I c Type of bridge (construction material) Concrete d Water depth at the proposed crossing at NLW or NWL 37 7 feet e (i) Will proposed bridge replace an existing bridge? ®Yes ❑No f If yes (ii) Length of existing bridge 673 feet (iii) Width of existing bridge 36 3 feet (iv) Navigation clearance underneath existing bridge unlimited when open (v) Will all or a part of the existing bridge be removed? (Explain) all 9 Length of proposed bridge 3.395 feet (i) Will proposed bridge replace an existing culvert? []Yes ®No If yes (it) Length of existing culvert (in) Width of existing culvert (iv) Height of the top of the existing culvert above the NHW or NWL (v) Will all or a part of the existing culvert be removed? (Explain) h Width of proposed bridge 80 feet I Will the proposed bridge affect existing water flow? []Yes ®No l If yes explain k Navigation clearance underneath proposed bridge 65 feet from low chord to Mean High Water Will the proposed bridge affect navigation by reducing or increasing the existing navigable opening? ®Yes []No If yes explain Increases the width of the opening but restricts the height to 65 feet from bridge low chord to Mean High Water I Have you contacted the U S Coast Guard concerning their approval? ®Yes ❑No If ves explain NCDOT submitted the appliration to USCG on 6/17/2010 m Will the proposed bridge cross wetlands containing no navigable n Height of proposed bridge above wetlands Varies from 4 feet waters? ®Yes []No to 69 feet PLCk- } Vr If yes explain See plans 2 CULVERTS ®This This not apphcable a Number of culverts proposed b Water body in which the culvert is to be placed 252 808 2808 1 888 4RCOAS- www nccoastaimaragement net rev sad 10126106 Form DCM MP -5 (Bridges and Culverts, Page 2 of 4) < Form continues on back> C Type of culvert (construction material) d (i) Will proposed culvert replace an existing bridge? ❑Yes ❑No If yes (u) Length of existing bridge (iii) Width of existing bridge (iv) Navigation clearance underneath existing bridge (v) Will all or a part of the existing bridge be removed? (Explain) f Length of proposed culvert h Height of the top of the proposed culvert above the NHW or NWL l Will the proposed culvert affect navigation by reducing or increasing the existing navigable opening? ❑Yes []No If yes explain R 3307 &ALLWTb CRANNa Mwve e (i) Will proposed culvert replace an existing culvert? []Yes ❑No If yes (u) Length of existing culvert(s) (iii) Width of existing culvert(s) (iv) Height of the top of the existing culvert above the NHW or NWL (v) Will all or a part of the existing culvert be removed? (Explain) 9 Width of proposed culvert I Depth of culvert to be buried below existing bottom contour k Will the proposed culvert affect existing water flow? []Yes []No If yes explain 3 EXCAVATION and FILL ❑This section not applicable a (i) Will the placement of the proposed bridge or culvert require any excavation below the NHW or NWL? ®Yes []No If yes (ii) Avg length of area to be excavated 100 ft (iii) Avg width of area to be excavated 50 ft (iv) Avg depth of area to be excavated 3 5 ft (v) Amount of material to be excavated in cubic yards 880 C (i) Will the placement of the proposed bridge or culvert require any high ground excavation? ®Yes ❑No If yes SEE PEEMIT DQAW0QrS (n) Avg length of area to be excavated Vanes with location (iii) Avg width of area to be excavated Vanes with location (iv) Avg depth of area to be excavated Varies with location (v) Amount of material to be excavated in cubic yards Varies b (i) Will the placement of the proposed bridge or culvert require any excavation within coastal wetlands/marsh (CW) submerged aquatic vegetation (SAV) shell bottom (SB) or other wetlands (WL)? If any boxes are checked provide the number of square feet affected ®CW 7116 ❑SAV ❑SB OWL ❑None (ii) Describe the purpose of the excavation in these areas To provide clearance to construct and Inspect the Gallants Channel Bridge 252 808 2808 1 888 4RCOAS— ww-w nccoastalmanagement net rovisea 13126106 Form DCM MP -5 (Bridges and Culverts Page 3 of 4) R -3307 &ft"AV75CWWFl- d if the placement of the bridge or culvert involves any excavation please complete the following (i) Location of the spoil disposal area To be determined by the contractor e 9 (u) Dimensions of the spoil disposal area Unknown (m) Do you claim title to the disposal area? ❑Yes ®No (If no attach a lettergrantrng permission from the owner) (iv) Will the disposal area be available for future maintenances ❑Yes ®No (v) Does the disposal area include any coastal wetlands /marsh (CW) submerged aquatic vegetation (SAVs) other wetlands (WL) or shell bottom (SB)? ❑CW ❑SAV OWL ❑SB ®None If any boxes are checked give dimensions if different from (u) above (vi) Does the disposal area include any area below the NHW or NWL? ? ❑Yes ®No If yes give dimensions if different from (n) above (i) Will the placement of the proposed bridge or culvert result in any fill (other than excavated material described in Item d above) to be placed below NHW or NWL? ®Yes ❑No If yes (u) Avg length of area to be filled Varies (m) Avg width of area to be filled Varies (m) Purpose of fill To support the bridge (SEE PERMIT DRAWINGS) (i) Will the placement of the proposed bridge or culvert result in any fill (other than excavated material described in Item d above) to be placed on high - ground? ®Yes ❑No If yes (n) Avg length of area to be filled Varies (m) Avg width of area to be filled Varies (iv) Purpose of fill To support the bridge (SEE PERMIT DRAWINGS) 4 GENERAL a Will the proposed project require the relocation of any existing b utility hnes7 ®Yes ❑No If yes explain A CAMA General Permit for utility relocations was applied for under separate cover If this portion of the proposed project has already received approval from local authorities please attach a copy of the approval or certification (i) Will the placement of the proposed bridge or culvert result in any fill (other than excavated material described in Item d above) to be placed within coastal wetlands /marsh (CW) submerged aquatic vegetation (SAV) shell bottom (SB) or other wetlands (WL)? If any boxes are checked provide the number of square feet affected ®CW 1.226 sa ft ❑SAV ❑SB EWL 26.246 so ft ❑None (n) Descnbe the purpose of the excavation in these areas Earth Fill 106 sq ft at Begin Bridge CW Earth Fill 26 224 sq ft at End Bridge WL Piles and Drilled Piers 1 120 sq ft in CW 22 sq ft in WL Will the proposed project require the construction of any temporary detour structures ❑Yes ®No If yes explain ar 252 808 2808 1 888 4RCOAST wwvr nccoas almaragiement net evrsed 0 26106 Firm DCM MP -5 (Bridges and Culverts, Page 4 of 4 R -3307 GRU, N13 C4MNPL WDbe < Form continues on back> Will the proposed project require any work channels? d How will excavated or fill material be kept on site and erosion ❑Yes ®No controlled? If yes complete Form DCM MP 2 e What type of construction equipment will be used (for example dragline backhoe or hydraulic dredge)? Heavy highway construction equipment g Will the placement of the proposed bridge or culvert require any shoreline stabilization? ®Yes []No If yes complete form MP 2 Section 3 for Shoreline Stabilization only �J � Zo ► I Date (2 -33a -� Project Name Applicant Name Applicant Signature Use of Standard NCDOT Best Management Practices and Erosion Control Measures f Will wetlands be crossed in transporting equipment to project site? ®Yes []No If yes explain steps that will be taken to avoid or minimize environmental impacts Only wetlands to be crossed are those depicted In the Roadway plans and permits 252 808 2848 1 888- 4RCOAST www nccoastatmanagement net -evrsed 1012610E 14-3301 CAeTEILET C-a M P - 5 Fo R -rU 99Elz ST SRID&C Ft1111 DCM MP 5 BRIDGES and CULVERTS Attach this form to Joint Application for CAMA Major Permit Form DCM MP 1 Be sure to complete all other sections of the Joint Application that relate to this proposed project Please include all supplemental information i 1 BRIDGES ❑This section not applicable a Is the proposed bridge ❑Commercial ®Public/Government ❑Private /Community c Type of bridge (construction material) Concrete e (i) Will proposed bridge replace an existing bridge'? ❑Yes ®No If yes (n) Length of existing bridge (iii) Width of existing bridge (iv) Navigation clearance underneath existing bridge (v) Will all or a part of the existing bridge be removed? (Explain) 9 Length of proposed bridge 585 ft I Will the proposed bridge affect existing water flow? ®Yes ❑No If yes explain The causeway that currently carries Turner Street over Town Creek will be removed Average flows will increase slightly per hydraulic report by Moffatt & Nichol They found the following average increase in flows Spring Tide 0 9% Neap Tide 2 0% Mid Tide 16% k Navigation clearance underneath proposed bridge N/A m Will the proposed bridge cross wetlands containing no navigable waters? ®Yes []No If yes explain See plans b Water body to be crossed by bridge Town Creek I d Water depth at the proposed crossing at NLW or NWL 5 2 feet f (i) Will proposed bridge replace an existing culvert? ®Yes C1 No If yes (u) Length of existing culvert 61 ft (m) Width of existing culvert 4 (b7 95 x 67 CMPA (iv) Height of the top of the existing culvert above the NHW or NWL 0 8 ft (v) Will all or a part of the existing culvert be removed? (Explain) All h Width of proposed bridge 75 feet l Will the proposed bridge affect navigation by reducing or increasing the existing navigable opening? ❑Yes ®No If yes explain I Have you contacted the U S Coast Guard concerning their approval? ❑Yes ®No If yes explain n Height of proposed bridge above wetlands Varies from 7 2 feet to 8 9 feet F t., - V D "x4' e - Al 2 CULVERTS ER section not applicable 2v�2 808 2808 1 886 4RCOS. -S— vutrw r--ca_ -�Mr'w- %genaent wie rev sec : 26 J6 a Number of culverts proposed c Type of culvert (construction material) F4 —jjw7 L.fl161`V -CA MP-5 F*cl2 TUQNEQ ST SMID &E b Water body in which the culvert is to be placed < Form continues on back> d (Q Will proposed culvert replace an existing bridge? a (Q Will proposed culvert replace an existing culvert? []Yes ❑No ❑Yes ❑No If yes (n) Length of existing bridge (w) Width of existing bridge (iv) Navigation clearance underneath existing bridge _ (v) Will all or a part of the existing bridge be removed? (Explain) f Length of proposed culvert h Height of the top of the proposed culvert above the NHW or NWL l Will the proposed culvert affect navigation by reducing or increasing the existing navigable opening? ❑Yes ❑No If yes explain If yes (n) Length of existing culvert(s) (w) Width of existing culvert(s) (iv) Height of the top of the existing culvert above the NHW or NWL (v) Will all or a part of the existing culvert be removed? (Explain) 9 Width of proposed culvert i Depth of culvert to be buried below existing bottom contour k Will the proposed culvert affect existing water flow? ❑Yes ❑No If yes explain 3 EXCAVATION and FILL El This section not applicable a (i) Will the placement of the proposed bridge or culvert require any excavation below the NHW or NWL? ®Ycs []No If yes (n) Avg length of area to be excavated 540 ft (in) Avg width of area to be excavated 120 ft (m) Avg depth of area to be excavated 1 4 ft (v) Amount of material to be excavated in cubic yards 3360 b (Q Will the placement of the proposed bridge or culvert require any excavation within coastal wetlands/marsh (CW) submerged aquatic vegetation (SAV) shed bottom (SB) or other wetlands (WL)? If any boxes are checked provide the number of square feet affected ®CW 67.760 ❑SAV ❑SB OWL ❑None (n) Describe the purpose of the excavation in these areas The Turner Street causeway will be removed and excavated down to an elevation of 0 2 ft Z52 808 2808 3 886 4R,;, OAS— i, vvv& e c —bas net cv st'c -1 Z 26 56 0. °raMi DCOA, MP-5 (Rrrctge: a c Culverts F ale I cf 4 c (i) Will the placement of the proposed bridge or culvert require any high ground excavations ®Yes ❑No If yes (n) Avg length of area to be excavated 540 ft (iii) Avg width of area to be excavated 120 ft (iv) Avg depth of area to be excavated 1 3 ft (v) Amount of material to be excavated in cubic yards 3.100 It— S3O t L A K1 tK.t a L.0 Mp-5 Vror- iur -tiEirt 5-r SatmE d If the placement of the bridge or culvert involves any excavation please complete the following (Q Location of the spoil disposal area To be determined by the contractor e 9 (n) Dimensions of the spoil disposal area Unknown (m) Do you claim title to the disposal area? ❑Yes ®No (If no attach a letter granting permission from the owner) (iv) Will the disposal area be available for future maintenance'? ❑Yes ®No t (v) Does the disposal area include any coastal wetlands /marsh (CW) submerged aquatic vegetation (SAVs) other wetlands (WL) or shell bottom (SB)) ❑CW ❑SAV OWL ❑SB ®None If any boxes are checked give dimensions d different from (n) above (vi) Does the disposal area include any area below the NHW or NWL? ? ❑Yes ®No If yes give dimensions if different from (n) above (Q Will the placement of the proposed bridge or culvert result in any fill (other than excavated material described in Item d above) to be placed below NHW or NWL? ®Yes ❑No If yes (n) Avg length of area to be filled Varies (m) Avg width of area to be filled Varies (iv) Purpose of fill To support the bridge and roadway approach (i) Will the placement of the proposed bridge or culvert result in any fill (other than excavated material described in Item d above) to be placed on high -ground? ®Yes ❑No If yes (n) Avg length of area to be filled Varies (m) Avg width of area to be filled Varies (iv) Purpose of fill To support the bridge and roadway approach 4 GENERAL a Will the proposed project require the relocation of any existing utility lines? ®Yes ❑No If yes explain Sewer line along Turner Street will require (i) Will the placement of the proposed bridge or culvert result in any fill (other than excavated material described in Item d above) to be placed within coastal wetlands /marsh (CW) submerged aquatic vegetation (SAV) shell bottom (SB) or other wetlands (WL)? If any boxes are checked provide the number of square feet affected ®CW ❑SAV ❑SB OWL ❑None (n) Describe the purpose of the excavation in these areas Earth Fill 1 570 sq ft at Begin Bridge CW Earth Fill 8 710 sq ft at End Bridge CW Piles 178 sq ft in CW b Will the proposed project require the construction of any temporary detour structures) ❑Yes ®No If yes explain 5 S'S8 2boa 1 886 4RCGAZ;- vuw.rr rrccons al rarargemE vt ne S,/ sec 4 C 26 of r i, -2t DCOM MP-5 tar d9e a"r- "V -t- P s -Ae -, or 6 relocation If this portion of the proposed project has already received approval from local authonties please attach a copy of the approval or certification < Form continues on back> I »va a- nP�«� — — M F. S Fort TuIUM ST B21049 c Will the proposed project require any work channels? d How will excavated or fill material be kept on site and erosion ❑Yes ®No controlled? If yes complete Form DCM MP 2 Use of Standard NCDOT Best Management Practices and Erosion Control Measures e What type of construction equipment will be used (for example dragline backhoe or hydraulic dredge)? Heavy highway construction equipment g Will the placement of the proposed bridge or culvert require any shoreline stabilization? ®Yes ❑No If yes complete form MP 2 Section 3 for Shoreline Stabilization only tq Date R -330 Project Name Applicant Name Applicant Signature f Will wetlands be crossed in transporting equipment to project site? ®Yes []No If yes explain steps that will be taken to avoid or minimize environmental impacts Only wetlands to be crossed are those depicted in the Roadway plans and permits Z5Z 3"S 2338 1 886 4RCOA s" pi ruse nw^oas €atm-�naae�nont no av sew #Z 260Z o tem E a ement PROGRAM October 27 2011 Mr Gregory J Thorpe PhD Manager Project Development and Environmental Analysis Branch North Carolina Department of Transportation 1548 Mail Service Center Raleigh North Carolina 27699 1548 Dear Dr Thorpe Subject EEP Mitigation Acceptance Letter R 3307, US 70 from Existing 4 Lanes at Radio Island to US 70 North of Beaufort near SR 1429 (Olga Road) Carteret County The purpose of this letter is to notify you that the Ecosystem Enhancement Program (EEP) will provide the compensatory stream and wetland mitigation for the subject protect Based on the information supplied by you on July 26 and October 27 2011 the impacts are located in CU 03020106 of the White Oak River Basin in the Southern Outer Coastal Plain (SOCP) Eco Region and are as follows White Oak Stream Wetlands Buffer (Sq Ft ) 03020106 Non Coastal SOCP Cold Cool Warm Riparian Riparian Marsh Zone 1 Zone 2 Impacts 0 0 803 178 469 0 0 0 feet/acres This mitigation acceptance letter replaces the mitigation acceptance letter issued on July 27, 2011 EEP commits to implementing sufficient compensatory stream riparian and non riparian wetland mitigation credits to offset the impacts associated with this protect in accordance with the N C Department of Environment and Natural Resources Ecosystem Enhancement Program In Lieu Fee Instrument dated July 28 2010 If the above referenced impact amounts are revised then this mitigation acceptance letter will no longer be valid and a new mitigation acceptance letter will be required from EEP 1929 If you have any questions or need additional information, please contact Ms Beth Harmon at 919 715 Sincerely Michael Ellison EEP Deputy Director cc Mr Tom Steffens USACE — Washington Regulatory Field Office Mr Brian Wrenn Division of Water Quality Wetlands /401 Unit File R 3307 R.UtorMg Ec Pro" 0" .eta,& � v r { tF �� 1 IF�CD�M North Carolina Ecosystem Enhancement Proaram 1652 Mail Service Center Raleigh NC 27699 1652 / 919 715 0476 / www nceeo net Turner Street Marsh Restoration Plan R -3307, Highway 70 Improvements Beaufort, Carteret County Federal Aid Protect No STPNHF- 70(43) State Project No 8 1162501 WBS No 34528 11 October 13, 2010 The North Carolina Department of Transportation ( NCDOT) will perform on -site mitigation for impacts associated with R -3307 Improvements to US 70 from existing four lanes at Radio Island to US 70 North of SR 1429 (Olga Road) The mitigation site is located dust north of the town of Beaufort along Turner Street adjacent to Town Creek The mitigation is proposed to restore 14 acres of salt marsh by causeway removal along Turner Street This mitigation will be used to offset the 1 1 acres of impacts to salt marsh at a 1 1 ratio, associated with TIP R -3307 The residual 0 3 acres of restoration will be retained by the NCDOT as on -site assets for future projects in the area Existing Conditions Turner Street is currently a two lane secondary road that crosses Town Creek approximately 300 feet south of West Beaufort Road Town Creek flows to the west under Turner Street through four 60 ft long, 95 "x 67" corrugated aluminum pipes To the south of the crossing a salt marsh wetland dominated by smooth cordgrass (Spartina alterniflora) runs along the both sides of the causeway and extends outward along Town Creek The Environmental Assessment (EA) dated October 2004 and the Finding of No Significant Impact (FONSI) dated August, 2006, for TIP R -3307, provide further details concerning natural resource and roadway conditions Proposev. Conditions The mitigation site will consist of 14 acres of salt marsh restoration at the proposed Turner Street Bridge The NCDOT will remove the existing culverts and approximately 560 ft of causeway The causeway and any higher knolls within the right of -way will be graded to a target elevation of -0 2 ft msl This elevation is slightly higher than the mean tide level and is within the range of elevations taken in the adjacent marsh The restoration area will be planted on three foot centers with smooth cordgrass The Natural Environment Unit shall be contacted to provide construction oversight to ensure that the wetland mitigation area is constructed appropriately 10 r_-- r 3 11G 1 Monitoring Target elevations will be verified during construction to ensure the restoration area achieves the same hydrologic regime as the adjacent salt marsh wetland The quantitative marsh vegetation monitoring will be accomplished in accordance with the draft guidelines for `Site Monitoring Surveys for Emergent Marsb Mitigation ", established by the National Marine Fisheries Service, through the evaluation of randomly distributed 1 square meter plots located by GPS within the site The vegetation component of the wetland site will be deemed successful if the following criteria are met 1 At year five, the average of all plots should have a scale value of 5 ( >75% vegetative cover) consisting of wetland herbaceous species, not including any invasive species, 2 A mimmum of 70% of the plots shall contain the target (planted) species NCDOT will perform the monitoring described above for 5 years or until the site is deemed successful The site will be protected in perpetuity and placed on the Natural Environment Unit s Mitigation GeoDatabase Turner Street Marsh Restoration Plan (REVISED) R -3307, Highway 70 Improvements Beaufort, Carteret County`n ; Federal Aid Project No STPNHF- 70(43) State Protect No 8 1162501 WBS No 34528 11 ' February 3, 2012 ~u r 3 The North Carolina Department of Transportation ( NCDOT) will perform on site mitigation for impacts associated with R 3307, Improvements to US 70 from existing four lanes at Radio Island to US 70 North of SR 1429 (Olga Road) The mitigation site is located dust north of the town of Beaufort along Turner Street adjacent to Town Creek The mitigation is proposed to restore 14 acres of salt marsh by causeway removal along Turner Street This mitigation will be used to offset the 0 66 acres of impacts to salt marsh, at a 1 1 ratio associated with TIP R 3307 The residual restoration will be retained by the NCDOT as on site assets for future projects in the area Existing Conditions Turner Street is currently a two lane secondary road that crosses Town Creek approximately 300 feet south of West Beaufort Road Town Creek flows to the west under Turner Street through four 60 ft long, 95 'x 67 corrugated aluminum pipes To the south of the crossing, a salt marsh wetland dominated by smooth cordgrass (Spartina alterniflora) runs along the both sides of the causeway and extends outward along Town Creek The Environmental Assessment (EA) dated October 2004 and the Finding of No Significant Impact (FONSI) dated August 2006, for TIP R 3307 provide further details concerning natural resource and roadway conditions Proposed Conditions The mitigation site will consist of 1 4 acres of salt marsh restoration at the proposed Turner Street Bridge The total restoration acreage will be confirmed with the as -built survey after site construction is completed The NCDOT will remove the existing culverts and approximately 560 ft of causeway The causeway and any higher knolls within the right of way will be graded to a target elevation of 0 2 ft msl This elevation is slightly higher than the mean tide level and is within the range of elevations taken in the adjacent marsh The restoration area will be planted on three foot centers with smooth cordgrass The Natural Environment Unit shall be contacted to provide construction oversight to ensure that the wetland mitigation area is constructed appropriately Monitoring Target elevations will be venfied during construction to ensure the restoration area achieves the same hydrologic regime as the adjacent salt marsh wetland The quantitative marsh vegetation monitoring will be accomplished in accordance with the draft guidehne� for Site Monitoring Surveys for Emergent Marsh Mitigation , established by the National Marine Fisheries Service through the evaluation of randomly distributed 1 square meter plots located by GPS within the site The vegetation component of the wetland site will be deemed successful if the following criteria are met 1 At year five, the average of all plots should have a scale value of 5 ( >75% vegetative cover) consisting of wetland herbaceous species not including any invasive species 2 A minimum of 70% of the plots shall contain the target (planted) species NCDOT will perform the monitoring described above for 5 years or until the site is deemed successful Long term Stewardship The site is designated on the plan sheets as a mitigation area and will placed on the Natural Environment Section s Mitigation GeoDatabase This database is provided to all NCDOT personnel as a record of mitigation sites and their attributes including location and prohibited activities After monitoring close out the site will be managed according to NCDOT s Stewardship process with annual reviews and reporting NCDOT is held by virtue of the permit associated with this mitigation site and the associated roadway impacts to protect the site in perpetuity