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HomeMy WebLinkAbout19950828 Ver 1_Complete File_19950808 (2)State of North Carolina Department of Environment, Health and Natural Resources LT• Division of Water Quality 4AII A4 I, James B. Hunt, Jr., Governor Wayne McDevitt, Secretary p E H N F 1 A. Preston Howard, Jr., P.E., Director September 5, 1997 Rutherford County DWQ Project # 950828 APPROVAL of 401 Water Quality Certification and ADDITIONAL CONDITIONS Mr. Franklin Vick N.C. Department of Transportation Planning and Environmental Branch P.O. Box 25201 Raleigh, NC 27611-5201 Dear. Mr. Vick: You have our approval, in accordance with the attached conditions and those listed below, to replace bridge 313 at SR 1190, as you described in your application dated 11 August 1997. After reviewing your application, we have decided that this fill is covered by General Water Quality Certification Numbers 3107 and 3114. These certifications allow you to use Nationwide Permit Numbers 23 and 33 when they are issued by the Corps of Engineers. In addition, you should get any other federal, state or local permits before you go ahead with your project including (but not limited to) Sediment and Erosion Control, Coastal Stormwater, Non-Discharge and Water Supply Watershed regulations. This approval will expire when the accompanying 404 or CAMA permit expires unless otherwise specified to the General Certification. This approval is only valid for the purpose and design that you described in your application except as modified below. If you change your project, you must notify us and you may be required to send us a new application. If total wetland fills for this project (now or in the future) exceed one acre, compensatory mitigation may be required as described in 15A NCAC 2H .0506 (h) (6) and (7). For this approval to be valid, you must follow the conditions listed in the attached certification and any additional conditions listed below. Sediment and erosion control measures shall adhere to the design standards for sensitive watersheds (T 15A:04B .0024). DOT shall follow guidance provided by DWQ in our 27 May 1997 letter for minimizing damage to aquatic resources until a final policy is developed in conjunction with DOT. If you do not accept any of the conditions of this certification, you may ask for an adjudicatory hearing. You must act within 60 days of the date that you receive this letter. To ask for a hearing, send a written petition which conforms to Chapter 150B of the North Carolina General Statutes to the Office of Administrative Hearings, P.O. Box 27447, Raleigh, N.C. 27611-7447. This certification and its conditions are fmal and binding unless you ask for a hearing. This letter completes the review of the Division of Water Quality under Section 401 of the Clean Water Act. If you have any questions, please telephone John Dorney at 919-733-1786. Sincerely, Ps on oward, J Attachment cc: Wilmington District Corps of Engineers Corps of Engineers Asheville Feld Office Asheville DWQ Regional Office Mr. John Dorney Central Files 950828.1tr Division of Water Quality • Environmental Sciences Branch Environmental Sciences Branch, 4401 Reedy Creek Rd., Raleigh, NC 27607 Telephone 919-7331786 FAX * 7339959 An Equal Opportunity Affirmative Action Employer • 50% recycledl10% post consumer paper f STA Ro? n Z V JI' r G V A STATE OF NORTH CAROLINA DEPARTMENT OF TPANSPORTATION JAMES B. HUNT JR. DIVISION OF HIGHWAYS GARLAND B. GARRETT JR. GOVERNOR P.O. BOX 25201. RALEIGH. N.C. 27611-5201 SECRETARY August It, 1997 U. S. Army Corps of Engineers Regulatory Field Office P. O. Box 1890 Wilmington, North Carolina 28402-1890 ATTN: Mr. Cliff Winefordner Chief, Southern Section Dear Sir: SUBJECT: Rutherford County, Replacement of Bridge No. 313 over the Rocky Broad River on SR 1190. TIP No. B-2624, State Project No. 8.2890301. COE Action ID. 199506064. The construction of this project was authorized under Nationwide Permit No. 23 (NW 23), Action ID. 199505080, by letter dated 22 September 1995. Consequently, the Nationwide authorization for this project expired 21 January 1997. A Nationwide Permit No. 33 (NW 33) was also issued for a temporary construction causeway on 21 May 1997 (COE Action I.D. 199702676). This pro' t is scheduled to be let in March of 1998. r Enclosed you will find a copy of the W 23 as well as the NW 33 issued for the project. Nationwide Permit No. 23 was reiss ed 13 December 1996. With the exception of the temporary construction causeway, which was authorized on 21 May 1997, the design for this project remains unchanged. No wetlands will be impacted by this project and only limited surface water impacts resulting from the removal and construction of pilings will occur. Therefore, no mitigation will be required and Section 404 permits should remain 2 the same as previously authorized. The NCDOT requests the renewal of this permit in accordance with the reissued NW 23. If you have any questions, please contact Mr. Lindsey Riddick at (919) 733-7844, extension 315. Sincerely H. Franklin Vick, PE, Manager Planning and Environmental Branch HFV/plr cc: w/ attachment Mr. Steve Lund, COE, NCDOT Coordinator Mr. John Dorney, DWQ Mr. William Rogers, P.E., Structure Design w/o attachment Mr. Kelly Barger, P.E., Program Development Mr. Len Hill, P.E., Highway Design Mr. A. L. Hankins, P.E., Hydraulics Unit Mr. W.D. Smart, P.E., Division 13 Engineer Mr. Tom Shearin, P.E., Roadway Design - ETW L? REPLY TO ATTENTION OF DEPARTMENT OF THE ARMY WILMINGTON DISTRICT, CORPS OF ENGINEERS P.O. BOX 1890 WILMINGTON, NORTH CAROLINA 28402-1890 September 22, 1995 Regulatory Branch Action ID No. 199505080 and Nationwide Permit No. 23 (Approved Categorical Exclusions) 1 v e O Mr. Frank Vick State of North Carolina ?q95 Department of Transportation Q Z Post Office Box 25201 `` Raleigh, North Carolina 27611-5201 Sy GN ?? Dear Mr. Vick: yti N\?. 0" N Reference your August 3, 1995 application for Department of the A authorization to replace Bridge Number 313 on S.R. 1190, over the Rocky Broad River, in Chimney Rock, Rutherford County, North Carolina. Your recommended alternative for ':'-,e project is to replace the existing structure with a new bridge 1500 feet east of the existing location. Approximately 200 feet of new roadway approaches will be necessary. The new structure will be 180 feet long. It is anticipated that there will be a minimal impact to the waters of the Rocky Broad River as a result of the project. No wetlands will be impacted by the new bridge construction or by new roadway approaches. This project has been coordinated with the NC Wildlife Resources Commission (WRC). For the purposes of the Corps of Engineers' Regulatory Program, Title 33, Code of Federal Regulations (CFR), Part 330.6, published in the Federal Register on November 22, 1991, lists nationwide permits. Authorization, pursuant to Secti:,n 10 of the Rivers and Harbors Act of 1899 and Section 404 of the Clean Water Act, was provided for activities undertaken, assisted, authorized, regulated, funded or financed, in whole or in part, by another Federal agency or department where that agency or department has determined, pursuant to the CEQ Regulation for the Implementing the Procedural Provisions of the National Environmental Policy Act, that the activity, work or discharge is categorically excluded from environmental documentation because it is included within a category of actions which neither individually nor cumulatively have a significant effect on the human environment, and the office of the Chief of Engineers has been furnished notice of the agency's or department's application for the categorical exclusion and concurs with that determination. Your work is authorized by this nationwide permit provided it is accomplished in strict accordance with the enclosed conditions, those conditions outlined in August 9, 1995 WRC letter (which you have already received), and provided you receive a Section 401 water quality certification from the North Carolina Division of Environmental Management (NCDEM). You should contact Mr. John Dorney, telephone (919) 733-1786, regarding water quality certification. This nationwide permit does not relieve you of the responsibility to obtain other required State or local approval. Primed on 0 Recycled Paper -2- This verification will be valid until the nationwide permit is modified, reissued or revoked. All the nationwide permits are scheduled to be modified, reissued or revoked prior to 21 January 1997. It is incumbent upon you to remain informed of changes to the nationwide permits. We will issue a public notice announcing the changes when they occur. Furthermore, if you commence or are under contract to commence this activity before the date the nationwide permit is modified or revoked, you will have twelve months from the date of the modification or revocation to complete the activity under the present terms and conditions of this nationwide permit. Questions or comments may be addressed to Mr. Steve Chapin, Asheville Field office, Regulatory Branch, telephone (704) 271-4014. Sincerely, a ne Wr g t hi f, Regul cry Branch Enclosure Copies Furnished (without enclosure): Mr. John Dorney Division of Environmental Management North Carolina Department of Environment, Health and Natural Resources 4401 Reedy Creek Road Raleigh, North Ci•olina 27607 111k I DEPARTMENT OF THE ARMY WILMINGTON DISTRICT, CORPS OF ENGINEERS P.O. BOX 1890 WILMINGTON, NORTH CAROLINA 28402-1890 May 21, 1997 IN REPLY REFER TO Regulatory Branch Action ID No. 199702676 and Nationwide Permit No. 33 (Temporary Construction, Access and Dewatering); State Project No. 8.2890301; TIP No. B-2624. G- Mr. H. Franklin Vick I State of North Carolina 44 Department of Transportation t;' MAY 2 7 1991 Planning & Environmental Branch Post Office Box 25201 Raleigh, North Carolina 27611-5201 ''?H1Gr??vA f: ti? Dear Mr. Vick: Reference your application of April 15, 1997, for Department of the Army (DA) authorization to construct a temporary causeway in the Rocky Broad River in conjunction with the replacement of Bridge #313 on SR 1190, in Chimney Rock, Rutherford County, North Carolina. The causeway will be constructed approximately 1,300 feet downstream of existing Bridge #313. Temporary impacts to surface waters from the construction will be approximately 0.1 acre. The causeway will consist of class B riprap and 4 pipe arches to allow for passage of flow. The purpose for the project is to provide construction access to the new bridge site. This project has been coordinated with the North Carolina Wildlife Resources Commission (WRC). For the purposes of the Corps of Engineers' Regulatory Program, the "December 13, 1996 Federal Register, Final Notice of Issuance, Reissuance, and Modification of Nationwide Permits (61 FR 65874)" listed nationwide permits. Authorization, pursuant to Section 10 of the Rivers and Harbors Act of 1899 and Section 404 of the Clean Water Act, was provided for temporary structures, work and discharges, including cofferdams, necessary for construction activities or access fills or dewatering of construction sites; provided the associated primary activity is authorized by the Corps of Engineers or the U.S. Coast Guard, or for other construction activities not subject to the Corps or U.S. Coast Guard regulations. Your work is authorized by this nationwide permit provided it is accomplished in strict accordance with the enclosed conditions, those conditions outlined in the enclosed May 1, 1997 WRC letter, and provided you receive a Section 401 water quality certification from the North Carolina Division of Water Quality (NCDWQ). You should contact Mr. John Dorney, telephone (919) 733-1786, regarding water quality certification. This nationwide permit does not relieve you of the responsibility to obtain other required State or local approval. I -2- This verification will be valid for 2 years from the date of this letter unless the nationwide authorization is modified, reissued, or revoked. It is incumbent upon you to remain informed of changes to the nationwide permits, which will be announced by public notice when they occur. If you commence, or are under contract to commence, this activity before the date the nationwide permit is modified or revoked, you will have twelve months from the date of the modification or revocation to complete the activity under the present terms and conditions of this nationwide permit. We have evaluated potential impacts of your activity, and we have determined that your proposal will not affect any endangered species. When you have completed your work and any required mitigation, please sign and return the enclosed certification form. Questions or comments may be addressed to Mr. Steve Chapin in our Asheville Regulatory Field office, telephone (704) 271-4014. Sincerely, Robert W. Johnso Office Manager Asheville Regulatory Field Office Enclosures Copies Furnished (without enclosures): Mr. John Dorney Division of Water Quality North Carolina Department of Environment, Health and Natural Resources 4401 Reedy Creek Road Raleigh, North Carolina 27607 STATE OF NORTH CAROLINA DEPARTMENT OF TRANSPORTATION JAMES B. HUNT JR. DIVISION OF HIGHWAYS GOVERNOR RO. BOX 25201. RALEIGH. N.C. 27611-5201 August 3, 1995 Regulatory Branch U. S. Army Corps of Engineers Wilmington Field Office P. 0. Box 1890 Wilmington, North Carolina 28402-1890 ATTENTION: Mr. G. Wayne Wright Dear Sir: q sS zg K. SAMUEL HUNT III SECRETARY 'BOG 8 . Subject: Rutherford County - Replacement of Bridge No. 313 on SR 1190 over Rocky Broad River; State Project No. 8.2890301; TIP No. B-2624 The North Carolina Department of Transportation proposes to replace the referenced bridge on new location. This project is being processed as a Categorical Exclusion in accordance with 23 CFR 771.115(b). We expect to proceed with this project under a Nationwide Permit in accordance with 33 CFR 330 Appendix A (B-23) issued November 22, 1991, by the U. S. Army Corps of Engineers. The provisions of Section 330.4 and Appendix A (C) of these regulations will be followed in the construction of this project. In accordance with current procedures for projects located in the designated trout counties, the concurrence of WRC must be obtained prior to construction. By copy of this letter, we hereby request that WRC review the proposed project and provide any comments they find necessary. A copy of the CE document is included for the WRC review. August 3, 1995 . ( Page 2 If you have any questions or need additional information, please call Cyndi Bell at (919) 733-3141, Extension 306. SPrl t H. Franklin Vick, P. E., Manager Planning and Environmental Branch HFV/tp Attachment cc: Steve Lund, COE, Asheville Field Office Stephanie Goudreau, WRC, Marion John Dorney, DEHNR, DEM John Parker, DEHNR, DCM/Permit Coordinator Kelly Barger, P. E., Program Development Don Morton, P. E., Highway Design A. L. Hankins, P. E., Hydraulics John L. Smith, Jr., P. E., Structure Design Tom Shearin, P. E., Roadway Design W. D. Smart, P. E., Division 13 Engineer Richard Fedora, P. E., Planning & Environmental .. Rutherford County Bridge No. 313 on SR 1190 over Rocky Broad River Federal Aid Project No. BRZ-1190(1) State Project No. 8.2890301 T.I.P. No. B-2624 CATEGORICAL EXCLUSION U. S. DEPARTMENT OF TRANSPORTATION FEDERAL HIGHWAY ADM[I ISTRATION AND N. C. DEPARTMENT OF TRANSPORTATION DIVISION OF HIGHWAYS APPROVED: Date H. Franklin Vick, P. E., Manager Png and Environmental Branch, NCDOT Date FoKNicholas L. Graf, P. E., Division Administrator Federal Highway Administration Rutherford County Bridge No. 313 on SR 1190 over Rocky Broad River Federal Aid Project No. BRZ-1190(1) State Project No. 8.2890301 T.I.P. No. B-2624 A CATEGORICAL EXCLUSION April 1995 Documentation Prepared in Planning and Environmental Branch By: CC. _47 ?9s Richard W Fedora, P.E. Project Planning Engineer Wayne 1liott Bridge Project Planning Engineer, Unit Head Lubin V. Prevatt, P.E. Assistant Manager of Planning and Environmental ?,•???N CARO[?I% so to SE AL = 20642 to a too. Rutherford County Bridge No. 313 on SR 1190 over Rocky Broad River Federal Aid Project No. BRZ-1190(1) State Project No. 8.2890301 T.I.P. No. B-2624 Bridge No. 313 has been included in the Federal-Aid Bridge Replacement Program. The location is shown in Figure 1. No substantial environmental impacts are anticipated. The project has been classified as a Federal "categorical exclusion." I. SUMMARY OF PROJECT COMMITMENTS Best Management Practices will be used to minimize environmental impacts. Wetland impacts are categorized as bank-to-bank waters of the United States and fall under the jurisdiction of the U.S. Army Corps of Engineers (COE) and are likely to be authorized by provisions of 33 CFR 330.5 (A) 23 (Nationwide permit # 23). Due to the presence of Designated Public Mountain Trout Waters associated with this project, the North Carolina Wildlife Resources Commission must review the action prior to issuance of a Nationwide Permit # 23 by the U.S. Army Corps of Engineers. The following commitments will be implemented to avoid or reduce impacts to the Public Mountain Trout Waters of Rocky Broad River in the project area: 1. Disturbance to riparian vegetation will be kept to a minimum during bridge replacement. Native trees, shrubs, and grasses will be planted in disturbed areas to replace those removed by construction. 2. Wet concrete will not be allowed to contact water entering or flowing in Rocky Broad River. 3. Stringent erosion control measures will be implemented throughout the project wherever soil is disturbed. 4. Temporary ground cover will be placed on bare surfaces, including spoil piles, as soon as construction is complete. Permanent vegetation will be established in these areas by seeding and mulching within 15 days of project completion. A section 401 General Water Quality Certification must also be issued by DEHNR prior to issuance of a Nationwide permit # 23. Foundation investigations will be conducted on this project. The investigations will include test borings in soil and/or rock for in-site testing as well as obtaining samples for laboratory testing. This may require test borings in streams. A majority of people living on SR 1190 would prefer the existing structure remain in place and used as a pedestrian bridge. NCDOT cannot maintain this structure for pedestrian use but is willing to transfer ownership of the bridge to the community or any interested party. Several individuals have expressed verbal interest in taking ownership of the existing bridge but without a firm commitment the bridge will be removed. NCDOT will continue attempting to find someone to take liability and title of the bridge to keep it in place. II. SUMMARY OF RECOMMENDATIONS Bridge No. 313 should be replaced on new location approximately 1500 feet east of the existing location as shown by Alternate 4 in Figure 2. Preliminary hydrographic studies indicate the replacement structure will be a bridge approximately 180 feet long. The roadway width of the new bridge will be 24 feet. This will provide a 20-foot wide travelway with a 2-foot offset on each side. Approximately 200 feet of new roadway approaches will be required. The approach roadway should consist of a 20-foot pavement with 2-foot graded shoulders. Traffic will be maintained on the existing structure during construction. Estimated cost, based on current prices, is $ 607, 500. The estimated cost of the project, as shown in the 1995-2001 Transportation Improvement Program, is $ 1,070,000. NCDOT expects utility conflicts to be low. III. EXISTING CONDITIONS SR 1190 is classified as a rural local route in the Statewide Functional Classification System and is not part of the Federal Aid System. In the vicinity of Bridge No. 313, SR 1190 has a 13-foot pavement with no shoulders (see Figure 2). Vertical alignment is flat. Horizontal alignment is tangent, except on the south side which has a sharp curve. The structure is situated 27 feet above the creek bed. The bridge is located in the Village of Chimney Rock. Land use in the project area is mixed commercial and residential. There are businesses located at the intersection of SR 1190 and US 64. The Dogwood Inn is located on the northeast quadrant while the northwest quadrant includes a grocery store, cottage, and house. SR 1190 is a dead end road south of Bridge No. 313 and serves approximately 30 houses, mostly vacation homes. A 0.3-mile segment immediately south and east of the studied bridge is a part of the state highway system. This segment has a pavement width of 12 to 14 feet. Beyond this point, SR 1190 extends for some distance and resembles a semi-private driveway or trail in poor condition. West of Bridge No. 313 is another structure crossing the Rocky Broad River. This bridge is on a private road and serves as the entrance to Chimney Rock Park. The current traffic volume of 120 VPD is expected to increase to approximately 200 VPD by the year 2017. The projected volume includes 1 % truck-tractor semi-trailer (TTST) and 2 % dual-tired vehicles (DT). NCDOT constructed the existing bridge (see Figure 3) in 1961. The superstructure consists of a timber floor on I-beams and steel through truss. The substructure is composed of timber and reinforced concrete. Overall length is 176 feet. Bridge roadway width is 13 feet. The posted weight limit is 8 tons for single vehicles and 13 tons for TTSTs. The poor condition of the bridge prohibits use by garbage trucks, fire trucks, concrete trucks, well drilling equipment, etc. Bridge No. 313 has a sufficiency rating of 9.4 compared to a rating of 100 for a new structure. No accidents have been reported on Bridge No. 313 during the last few years. No school buses cross the studied bridge. It IV. ALTERNATES NCDOT studied four build alternates for replacing Bridge No. 313 as follows: Alternate 1 - Replacement at the existing location with temporary detour structure 1300 feet east of existing bridge. Alternate 2 - Replacement with a new structure 1100 feet east of the existing location. Alternate 3 - Replacement with a new structure 1300 feet east of the existing location. Alternate 4 - (Recommended) Replacement with a new structure 1500 feet east of the existing location. Traffic must be maintained at the existing bridge site in some manner, since there is no detour route available. Alternate 1 would replace the bridge along the existing roadway alignment with a structure approximately 180 feet long. Traffic would be maintained with a temporary detour structure approximately 1300 feet east of the existing bridge (see Figure 2). This alternate would retain the present roadway alignment. Alternate 2 would involve a structure on new location approximately 1100 feet east of the existing bridge (see Figure 2). Approximately 200 feet of new roadway approaches will be needed. The structure would be approximately 180 feet long. Traffic would be maintained on the existing bridge during construction. Alternate 3 would provide a new structure approximately 1300 feet east of the existing bridge (see Figure 2) and would necessitate approximately 200 feet of new roadway approaches. The structure would be approximately 180 feet long. Traffic would be maintained on the existing bridge during construction. Alternate 4 (Recommended) consists of replacing the bridge on new location approximately 1500 feet east of the existing bridge (see Figure 2). Approximately 200 feet of new roadway approaches will be needed. The structure will be approximately 180 feet long. Traffic will be maintained on the existing bridge during construction. The "do-nothing" alternative would eventually necessitate closure of the bridge. This is not prudent due to the traffic service provided by SR 1190. The Bridge Maintenance Unit has evaluated Bridge No. 313 and determined that rehabilitation is not possible. 3 V. TRAFFIC DETOUR It will be necessary to maintain traffic at the studied bridge site during the construction period. SR 1190 is a dead end road with Bridge No. 313 the only access across the Rocky Broad River. The Division Engineer recommends that Bridge No. 313 be replaced on new location east of the existing bridge. This will allow traffic to be maintained on the existing bridge during the construction period. VI. ESTIMATED COSTS TABLE 1 shows the estimated costs of the studied alternatives. TABLE 1. COST ESTIMATES COMPONENT ALTERNATE 1 ALTERNATE ALTERNATE 3 ALTERNATE 4 (RECOMNIENDED) STRUCTURE $229,000 $229,000 $229,000 $229,000 ROADWAY 121,000 213,000 171,500 133,500 APPROACHES DETOUR 219,000 --------- --------- -------- STRUCTURE 10,500 10,500 10,500 10,500 REMOVAL ENGINEERING 85,500 671500 60,000 56,000 AND CONTINGENCIES RIGHT OF WAY 116,500 69,000 110,500 178,500 AND UTILITIES TOTAL $781,5 0 $589,000 $581,500 $607, 500 State maintenance on SR 1190 extends from US 64 to approximately Alternate 2. The remainder of the road is considered private. Construction of either Alternate 3 or Alternate 4 would require extending state maintenance on SR 1190. The estimates shown above include the cost for extending the limits of state maintenance. VII. RECOMMENDED Il"PROVEMENTS Bridge No. 313 should be replaced on new location approximately 1500 feet east of the existing location as shown by Alternate 4, Figure 2. According to a preliminary hydrographic study, a structure 180 feet long will accommodate the flow of Rocky Broad River at this point. The structure dimensions may be increased or decreased as necessary to accommodate peak flows as determined by further hydrologic studies. The recommended width of the new structure is 24 feet. The cross section on the structure will consist of a 20-foot pavement with 2-foot shoulders. I The recommended improvements will include about 200 feet of new roadway approaches. A 20-foot pavement with 2-foot graded shoulders should be provided on the approaches. SR 1190 will be extended and paved along an existing unpaved road approximately 500 feet to Alternate 4 (the recommended alignment). It The Village of Chimney Rock, as well as individual property owners, expressed interest in preserving Bridge No. 313 at its existing location and using it as a pedestrian bridge; however, a formal proposal has not been furnished to NCDOT. NCDOT is willing to transfer ownership of the existing bridge; however, if no one will accept title and liability for the structure it will be removed once the recommended new alignment is built. VIII. BASIS FOR RECOMMENDED ALTERNATE Each of the studied build alternates provides essentially the same traffic service and has nearly identical environmental consequences. NCDOT rejects Alternate 1 because it is not cost competitive. NCDOT rejects Alternates 2 and 3 because of reported planned homes (on the south side of the river) that would conflict with each of these alignments. In addition, a reported future hotel on the north side of the river would conflict with these alternates. NCDOT recommends Alternate 4 because it would conflict the least with proposed development. At a Citizens Informational Workshop held in Chimney Rock on 31 August 1993, members of the public commented on the studied alternates. Several individuals have since sent letters to make additional comments. These include the following: 1) justification does not exist for replacing the bridge, 2) a new bridge will adversely affect the privacy of residents on SR 1190, 3) the existing bridge should be retained as a pedestrian crossing, and 4) Alternate 4 is the least objectionable of the alignments considered. IX. ENVIRONMENTAL EFFECTS A. General NCDOT and FHWA classify the project as a Federal "categorical exclusion" due to its limited scope and non- significant environmental consequences. The bridge replacement will not have a significant adverse effect on the quality of the human or natural environment with the use of current NCDOT standards and specifications. The project is not in conflict with any plan, existing land use, or zoning regulation. No significant change in land use is expected to result from construction of the project. No adverse impact on families or communities is anticipated. Right-of-way acquisition will be limited. No significant adverse effect on public facilities or services is expected. The project is not expected to adversely affect social, economic, or religious opportunities in the area. The Soil Conservation Service (SCS) indicates that no soil survey is available for the project area; therefore, they are unable to complete the Farmland Conversion Impact Rating (Form AD-1006). Compliance with the Farmland Protection Policy Act has been fulfilled and no further action is needed. The project is a bridge over Rocky Broad River located on the east side of Chimney Rock in Rutherford County in the mountain physiographic province. The topography of the area is mountainous. Elevations range from 2600 fl on mountain tops to 1000 f3 in the valleys. Preliminary resource information was assembled and reviewed, including U.S. Coast and Geodetic Survey (USGS) quadrangle maps (Bat Cave and Lake Lure) and NCDOT county road map. Other preliminary, off-site work was accomplished by conducting a review of literature, reference resources and data on soils, water resources, wildlife populations, protected species, etc., provided by agencies of the North Carolina Department of Environment, Health and Natural Resources (NCDEHNR), the U. S. Fish and Wildlife Service (USFWS) and the Soil Conservation Service (SCS). An aerial of the subject project (1"= 100) was also used as a reference of the surrounding area. B. Biological Communities Living systems described in the following sections include plant communities and associated animals. Plant communities and animals have been separated for ease of description. ROADSIDE and RIVERBANK communities are found in the project study area. Both communities are associated with development. The ROADSIDE COMMUNITY is composed of tall fescue, pokeweed, nightshade, Japanese honeysuckle, trumpet vine, poison ivy, and plantain. The RIVERBANK Community includes a mixture of lawns and wooded areas. Species composition in the wooded sections (lack of stratification) includes tulip tree, sycamore, beech, scarlet oak, black locust, red maple, white ash, cottonwood, flowering dogwood, black willow, princess tree, privet, tag alder, rhododendron, kudzu, poison ivy, Japanese honeysuckle, trumpet vine, Virginia creeper, grape, and violet. Species composition in the lawn sections of the riverbank community includes tall fescue, pokeweed, nightshade, rose, Japanese honeysuckle, trumpet vine, poison ivy, violet, and shepherd's-purse. Construction of the subject project will result in loss of existing roadside habitat along SR 1190 and riverbank habitat along Rocky Broad River. The riverbank community has been fragmented by residential and commercial development which left large openings in the existing vegetation. Construction at any of the alternate locations will result in the loss of riverbank vegetation which is an important filter and erosion control device for the river bank. 6 TART R I APPROXTUATR PviPACT.19 TO PT.ANT COI 4MLJNrMS (Acres) ALTERNATE ROADSIDE RIVERBANK TOTALS 1 0.10 0.50 0.60 2 0.05 0.25 0.30 3 0.05 0.25 0.30 4 0.05 0.25 0.30 Note: Values shown are based upon 80 feet of right-of-way. Actual impacts may be less. The following inventory of fauna, likely to occur in the study area, is merely a sample of vertebrates that are known to exist in Rutherford County. Amphibian species likely to be found in the area include marbled salamander, two- lined salamander, slimy salamander, red salamander, American toad, Fowler's toad, northern cricket frog, spring peeper, upland chorus frog, bullfrog, and pickerel frog. Characteristic reptiles likely to occur in the area include snapping turtle, painted turtle, eastern box turtle, eastern fence lizard, five-lined skink, broadhead skink, worm snake, ringneck snake, rat snake, eastern hognose snake, northern water snake, rough green snake, queen snake, eastern garter snake, and copperhead. Birds common in the vicinity of the project include wood duck, turkey vulture, red- tailed hawk, belted kingfisher, chimney swift, ruby-throated hummingbird, red-bellied woodpecker, downy woodpecker, eastern phoebe, barn swallow, blue jay, Carolina chickadee, Carolina wren, ruby-crowned kinglet, American robin, red-eyed verio, summer tanager, northern cardinal, house sparrow, and house finch. Mammals such as Virginia opossum, southeastern shrew, silver-haired bat, big brown bat, woodchuck, eastern cottontail, eastern chipmunk, gray squirrel, eastern harvest mouse, white footed mouse, hispid cotton mouse, meadow vole, Norway rat, red fox, raccoon, striped skunk, and white-tailed deer are likely common inhabitants of the area. Rocky Broad River is the only aquatic community found in the study area. It is a mountain river which flows from west to east through the project area into Lake Lure. This community supports populations of invertebrates, fish, amphibians and reptiles. Fish likely to occur in the Rocky Broad River include rainbow trout, central stoneroller, rosyside dace, bluehead chub, greenhead shiner, creek chub, white sucker, redbreast sunfish, largemouth bass, and fantail darter. Destruction of terrestrial communities along the project corridor will result in the loss of foraging and breeding habitats for many of the terrestrial fauna which utilize this area. Loss of these habitats will result in a reduction and displacement of species found in the subject project study zone. The proposed action could have substantial affects on the aquatic environment found in the project boundaries. Strict enforcement of Sedimentation Control Measures and Best Management Practices (BMPs) should be observed. Sedimentation of Rocky Broad River can be harmful to local populations of invertebrates which are important parts of the aquatic food chain. Fish populations can also be harmed by sedimentation. C. Water Resources Two aspects of water resources are addressed in this document. The first describes the physical aspects of the resource and its relationship to major water systems. The second discusses water quality and special use resource categories. Rocky Broad River is the only water resource located in the subject project area and is part of the Broad River Basin. Channel width in the study area averages approximately 30 feet and depth ranges from 1 to 3 feet. This river flows west to east through the project study area into Lake Lure. Bolders, cobbles, gravel and sand make-up the substrate of the river channel. A narrow floodplain borders Rocky Broad River along the project. River banks at the project study site are moderately sloped. Rocky Broad River has a best usage classification of C Tr. Class C waters are suitable for aquatic life propagation and survival, fishing, wildlife, secondary recreation and agriculture. "Tr" waters are those waters suitable for natural trout propagation and maintenance of stocked trout. No waters classified as High Quality Waters (HQW), Outstanding Resource Waters (OR W) or waters designated as WS-1 or WS-11 will be impacted by the proposed project, nor are these resources located within 1 mile of the subject area. The Benthic Macroinvertebrate Ambient Network (BMAN) addresses long term trends in water quality at fixed monitoring sites by the sampling for selected benthic macroinvertebrates. These organisms are sensitive to very subtle changes in water quality. Good water quality is associated with high taxa richness (the number of different types of organisms) and the presence of many intolerant species. Water quality degradation gradually eliminates the more sensitive species and leads to a community structure quite different from that in an unstressed stream. BMAN information is not available for the immediate project area. Cove Creek, downstream of the study site, near Lake Lure received a Good bioclassification in 1989. The National Pollutant Discharge Elimination System (NPDES) lists four upstream dischargers for the Rocky Broad River study area including: Doran Textile, Inc., Roger Dixon residence and Hugh Monteith residence in Hickory Creek, and Ramseur Laundry in Little Creek. Potential impacts to Rocky Broad River include increased sedimentation from construction-related erosion. This impact is viewed as temporary; however, poorly managed application of sedimentation control policies can result in serious damage to the aquatic environment. Sedimentation and erosion control measures will be strictly enforced during the construction stage of this project. D. Soils Soils information is not available for Rutherford County at this time. Rutherford County soil survey is currently underway. Scott Keinan (soil scientist for Rutherford County) stated that soils in the project area are likely well disturbed by development or soils created from landslides. E. Surface Waters and Permits Wetlands and surface waters fall under the broad category of "Waters of the United States" as defined in 33 CFR 328.3 and in accordance with provisions of section 404 of the Clean Water Act (33 U.S.C 1344). Anticipated impacts are categorized as bank-to-bank waters of the United States and fall under the jurisdiction of the U. S. Army Corps of Engineers (COE) and are likely to be authorized by provisions of 33 CFR 330.5 (A) 23 (Nationwide permit # 23). This permit authorizes activities undertaken, assisted, authorized, regulated, funded, or financed, in whole or in part, by another federal agency or department where that agency or department has determined pursuant to the council on environmental quality regulation for implementing the procedural provisions of the National Environmental Policy Act, that the activity, work, or discharge is categorically excluded from environmental documentation because it is included within a category of actions which neither individually nor cumulatively have a significant effect on the human environment and the office of the chief of engineers has been furnished notice of the agency's or department's application for the categorical exclusion and concurs with that determination. However, due to the presence of Designated Public Mountain Trout Waters, associated with this project, (Rutherford County is one of 25 trout counties) the North Carolina Wildlife Resources Commission must review the action prior to issuance of a Nationwide permit # 23 by the U. S. Army Corps of Engineers. A section 401 General Water Quality Certification must also be issued by DEHNR prior to issuance of a Nationwide permit # 23. F. Federally-Protected Species Federal law states that any action, which has the potential to result in a negative impact to federally- protected plants or animals, is subject to review by the USFWS (and/or the National Marine Fisheries Service), under one or more provisions of the Endangered Species Act (ESA) of 1973, as amended. The USFWS and other wildlife resource agencies also exercise jurisdiction over protected species in accordance with the Fish and Wildlife Coordination Act of 1979. Certain plants and animals, which are endemic to North Carolina and/or whose populations are in severe decline, are also protected by North Carolina laws. Plants and animals with federal classifications of Endangered (E), Threatened (T), Proposed Endangered (PE) and Proposed Threatened (PT) are protected under provisions of Section 7 and Section 9 of the Endangered Species Act of 1973, as amended. The U.S. Fish and Wildlife Service (USFWS) lists four federally protected species for Rutherford County as of 17 November 1994. TABLE 3. FEDERALLY-PROTECTED SPECIES FOR RUTHERFORD COUNTY SCIENTIFIC NAME COMMON NAME STATUS M otis sodalis * Indiana bat E Falco ere us Peregrine falcon E S' ichium dichotomum white irisette E Hexas lis naniflora dwarf-flowered heartleaf T oderme lineare Rock gnome lichen PE Indicates that no specimen has been reported in at least 20 years from Rutherford County. Myotis sodalis (Indiana bat) E Mvotis sodalis range is centered around cavernous limestone regions in the eastern United States. They range from the western edge of the Ozark Mountains in Oklahoma north to southern Wisconsin, east to Vermont, and south down the Appalachian Mountains to northern Alabama. The Indiana bat has different summer and winter habitat requirements. Winter habitat consists of caves and abandoned mines that usually have standing water on the floor, called hibernacula. They go into their hibernacula in September or November and stay there with occasional periods of activity until they emerge in mid-March and early May. Hibernation only occurs in regions where winter temperatures are stable and range from 4-8 degrees Celcius. Little is known of the Summer habitat of the Indiana bat, it is thought that they disperse throughout their range and spend the summer foraging alone over streams or along forest margins. Females spend the summer in maternity colonies that contain from 50 to 100 individuals. They have been found under loose bark on dead and living trees along small to medium-sized streams. Optimum foraging is over streams with mature riparian vegetation overhanging the water by more than 3 meters. Streams that have been stripped of their riparian vegetation do not appear to offer suitable foraging habitat. Rivers as foraging areas and as migration routes are extremely important to this species. Since the project area has been altered by development, foraging and breeding habitat for this species does not exist in the study project area. It can be concluded that the subject project will not impact the Indiana bat. Falco peregrinus (Peregrine falcon) E The American peregrine falcon is a subspecies of this bird, that is an intermediate form that is tannish in color. The Arctic subspecies is the one most often seen in eastern North Carolina. It is nearly white underneath with a gray back. Peregrines require open areas to forage. While it is possible that peregrines could forage in the project vicinity, the proposed project will not impact suitable nesting sites for this species, nor will it impact this bird's food resources. It can be concluded that the subject project will not impact this federally endangered species. Sjgydchium dichotomum (white irisette) E The white irisette is endemic to the upper piedmont of North Carolina. It is limited to an area bounded by White Oak Mountain, Sugar Loaf Mountain, and Chimney Rock. This plant is found in sunny clearings and along the edges of upland woods where a thin canopy is present. These open areas often are where runoff has removed the deep litter layer that is usually present. It occurs on rich, basic soils that are probably weathered from amphibolite. It is dependent on a form of disturbance to maintain the open quality of its habitat. No habitat for white irisette exists in the project study area. It can be concluded that the subject project will not impact Sisyrichium dichotomum. 10 Hexas lis naniflora (dwarf-flowered heartleaf) T The dwarf-flowered heartleaf is found only in eight northern piedmont counties m North Carolina and the adjacent portions of South Carolina. Dwarf-flowered heardeaf populations are found along bluffs and their adjacent slopes, in boggy areas next to streams and creekheads, and along the slopes of nearby hillsides and ravines. It grows in acidic soils in regions with a cool moist climate. Regional vegetation is described as upper piedmont oak-pine forest and as part of the southeastern mixed forest. No habitat for dwarf-flowered heardeaf exists in the project study area. It can be concluded that the subject project will not impact Hexastylis naniflora. CMAoderme lineare (Rock gnome lichen) PE The rock gnome lichen is a squamulose lichen in the reindeer moss family. The lichen can be identified by its fruiting bodies which are born singly or in clusters, black in color, and are found at the tips of the squamules. The fi citing season of the rock gnome lichen occurs from July through September. The rock gnome lichen is a narrow endemic, restricted to areas of high humidity. These high humidity environments occur on high elevation (>1220 m/ 4000 ft) mountaintops and cliff faces which are frequently bathed in fog or lower elevation (< 762 m/ 2500 ft) deep gorges in the Southern Appalachians. The rock gnome lichen primarily occurs on vertical rock faces where seepage water from forest soils above flows at (and only at) very wet times. The rock gnome is almost always found growing with the moss Andreaea in the vertical intermittent seeps. The major threat of extinction to the rock gnome lichen relates directly to habitat alteration/loss of high elevation coniferous forests. The coniferous forests usually lie adjacent to the habitat occupied by the rock gnome lichen. The high elevation habitat occurs in the counties of Ashe, Avery, Buncombe, Graham, Haywood, Jackson, Mitchell, Rutherford, Swain, Transylvania, and Yancey. The lower elevation habitat of the rock gnome lichen can be found in the counties of Jackson, Rutherford and Transylvania. No habitat for the rock gnome lichen exists in the project area. The low elevation requirements are met; however, the study area is not in a gorge. No impact to the rock gnome lichen will occur from construction of the subject protect. No impacts to federally protected species will occur. Although suitable habitat exists in the study area for several federal candidate species, no surveys were conducted for these species. G. Floodnlain Issues Rutherford County is a participant in the National Flood Insurance Regular Program. Construction of Alternate 4 will not increase the 100-year flood elevation by more than 30 centimeters (12 inches). Figure 4 shows the 100-year flood boundaries. Construction of Alternate 4 will not place significant amounts of fill in the floodplain area. H. Noise and Air The project is in the Eastern Mountain Air Quality Control Region. The ambient air quality for Rutherford County is in compliance with the National Ambient Air Quality 11 Standards. This project is in an area where the State Implementation Plan (SIP) does not contain any transportation control measures. NCDOT and the FHWA do not anticipate that it will create any adverse effect on the air quality of this attainment area. The impact on air quality will be insignificant. If the project disposes of vegetation by burning, all burning shall be done in accordance with applicable local laws and regulations of the North Carolina SIP for air quality in compliance with 15 NCAC 2D.0520. This evaluation completes the assessment requirements of the 1990 Clean Air Act amendments and the National Environmental Policy Act. The project requires no additional reports. The project will not significantly increase traffic volumes. Therefore, each will have no significant impact on noise levels. Temporary noise increases may occur during construction. I. Cultural Resources The project does not involve any Section 4(f) properties. There are no publicly- owned parks, historic sites, recreational facilities, or wildlife and waterfowl refuges of national, state, or local significance in the vicinity of the project. The project is subject to compliance with Section 106 of the National Historic Preservation Act of 1966, as amended, implemented by the Advisory Council on Historic Preservation's Regulations for Compliance with Section 106, codified at 36 CFR Part 800. Section 106 requires that if a federally-funded, licensed, or permitted project has an effect on a property listed on or eligible for the National Register of Historic Places, the Advisory Council on Historic Preservation be given an opportunity to comment. Photographs, maps, and information about the area of potential effect were provided by DOT and reviewed by FHWA with the State Historic Preservation Office (SHPO). From that information it was determined that only one property, the Dogwood Inn, appears to be potentially eligible for listing in the National Register of Historic Places. Since the recommended alternate replaces the existing bridge on new location and the Dogwood Inn will not be disturbed during construcion of the new bridge nor during the possible removal of the existing bridge, NCDOT believes there will be no effect on the Dogwood Inn if the property is National Register-eligible. SHPO concurs with this finding (see concurrence letter in the Appendix). NCDOT and the SHPO know of no archaeological resources within the project area. The SHPO comments it is unlikely the project will affect any archaeological resources on or eligible for the National Register of Historic Places. The SHPO recommends no investigation for archaeological resources (see 4 March 1992 letter in Appendix). X. CONCLUSION Based on the above discussion, NCDOT and FHWA conclude that the project will cause no significant environmental impacts. Therefore, the project may be processed as a Categorical Exclusion. 12 FIGURES i r: 1300 9 US 64 ?-' 1300 41301 1302 1303 ?'•;:•;: -17 HIMNEY ROCK •o? Q 1304 ?.` BRIDGE NO. 313 30 15 os' ste? 1 - :? ?:.,?'? ??? _• INDEFINITE Sy190 CORP. LIMIT RIVER qb NORTH CAROLINA DEPARTMENT OF TRANSPORTATION DIVISION OF HIGHWAYS PLANNING AND ENVIRONMENTAL BRANCH BRIDGE NO. 313 RUTHERFORD COUNTY B-2624 0 mile 1/4 FIG. I ?c w 'Po E c,?. V 1 ;r i BRIDGE NO. 313 RUTHERFORD COUNTY B-2624 SOUTH APPROACH NORTH APPROACH SIDE VIEW 1i4 4 .OFF ?'? ?} FIGURE 3 100 - YEAR FLOODPLAIN 500. / .6pp, APPENDIX North Carolina Department of Cultural Resources James B. Hunt Jr., Governor Betty Ray McCain, Secretary Division of Archives and History William S. Price, Jr., Director July 6, 1994 Nicholas L. Graf Division Administrator Federal Highway Administration Department of Transportation 310 New Bern Avenue Raleigh, N.C. 27601-1442 Re: Replacement of Bridge No. 313 on SR 1190 over Rocky Broad River, Chimney Rock, Rutherford County, B-2624, 8.2890301, BRZ-1190(1), ER 94-9024 Dear Mr. Graf: Thank you for your letter of June 2, 1994, concerning the above project. We have reviewed the historical and architectural evaluation of the Dogwood Inn prepared by the North Carolina Department of Transportation. Based upon the documentation provided, we concur with the Federal Highway Administration's (FHwA) determination that the Dogwood Inn is eligible for the National Register of Historic Places under Criterion A in the area of tourism. Also, we have reviewed the preliminary documentation provided to us to determine the project's effect upon the Dogwood Inn. Given that the bridge and roadway will be relocated to one of the empty lot sites east of the existing bridge and the historic property will not be disturbed during construction of the new bridge or possible removal of the existing bridge, we concur with FHwA's determination that the project will have no effect upon the Dogwood Inn. So we may keep our files updated, please notify us if the existing bridge will be accepted by either the owners of the Dogwood Inn or the town of Chimney Rock and remain in place. The above comments are made pursuant to- Section 106 of the National Historic Preservation Act of 1966 and the Advisory Council on Historic Preservation's -- - Regulations for Compliance with Section 106, codified at 36 CFR Part 800. 109 East Jones Street • Raleigh, North Carolina 27601-2807 :::: ??icholas L. Graf July 6, 1994, Page 2 Thank you for your cooperation and consideration. If you have questions concerning the above comment, please contact Renee Gledhill-Earley, environmental review coordinator, at 9191733-4763. ti Sincer y, v David Brook Deputy State Historic Preservation Officer DB:slw cc: H. F. Vick , vB'Church G/ N d r_? ? pw'Id° North Carolina Department of Cultural Resources James G. Martin, Governor Division of Archives and History Patric Dorsey, Secretary William S. Price, Jr., Director March 4, 1992 Nicholas L. Graf Division Administrator C E r Federal Highway Administration ?i Department of Transportation F 310 New Bern Avenue 4 Raleigh, N.C. 27601-1442 MAR 6 992 Re: Replace Bridge No. 313 on SR 1190 over N of Rocky Broad River, Rutherford County, HIGKV B-2624, BRZ-1190(1), GS 92-0060 Dear Mr. IR aYS?Q,Q ESEAIF ; . Graf: On February 5, 1992, Robin Stancil of our staff met with North Carolina Department of Transportation (NCDOT) staff for a meeting of the minds concerning the above project. We reported our available information on historic architectural and archaeological surveys and resources along with our recommendations. NCDOT provided project area photographs and aerial photographs at the meeting and for our use afterwards. Based upon our review of the photographs and the'information discussed at the meeting, we would like to offer our preliminary commentq regarding this project. In terms of historic architectural resources, we are aware of no National Register-listed or state study list properties located within the area of potential effect. We feel that the buildings identified as Nos. 2, 3, 4, 5, 6, , and 8 are not eligible for listing in the National Register since they are not distinctive representatives of their types. As for building No. 1, we need additional information, i.e., interior photographs and historical background since this property initially appears to be potentially eligible for listing in the National Register of Historic Places. Please note that if either of the empty lot sites (east of existing bridge) are chosen for the new location of the bridge and the roadway, then we would need photographs of the structures 50 years of age within that area of potential effect. There are no known archaeological sites within the proposed project area. Based on our present knowledge of the area, it is unlikely that any archaeological resources which may be eligible for inclusion in the National Register of Historic Places will be affected by the project construction. We, 109 East Jones Street 0 Raleigh, North Carolina 27601-2807 Nicholas L. Graf March 4, 1992, Page 2 therefore, recommend that no archaeological investigation be conducted in connection with this project. Having provided this information, we look forward to receipt of the additional information and either a Categorical Exclusion or Environmental Assessment which indicates how NCDOT addressed our comments. The above. comments are made pursuant to Section 106 of the National Historic Preservation Act of 1966 and the Advisory Council on Historic Preservation's Regulations for Compliance with Section 106, codified at 36 CFR Part 800. Thank you for your cooperation and consideration. If you have questions concerning the above comment, please contact Renee Gledhill-Earley, environmental review coordinator, at 919/733-4763. Sincerely, David Brook Deputy State Historic Preservation Officer DB:slw cc: L,1[?J. Ward B. Church 'A ® North Carolina Wildlife Resources Commission 9 512 N. Salisbury Street, Raleigh, North Carolina 27604-1188, 919-733-3391 Charles R. Fullwood, Executive Director MEMORANDUM TO: L. J. Ward, P. E., Manager Planning and Environmental Branch North Carolina Department of Transportation FROM: Dennis Stewart, Manager Habitat Conservation Section DATE: January 24, 1992 SUBJECT: Scoping comments for replacing Bridge No. 313 on SR 1190 over Rocky Broad River, Rutherford County, B-2624. This correspondence responds to a request by you for our review and comments of scoping sheets for replacing Bridge No. 313 on SR 1190 over Rocky Broad River in Rutherford County. Staff field biologists of the North Carolina Wildlife Resources Commission (NCWRC) conducted a site visit on January 24, 1992. These comments are provided in accordance with the provisions of the Fish and Wildlife Coordination Act (48 Stat. 401, as amended; 16 U.S.C. 661-667d.) and the North Carolina Environmental Policy Act (G.S. 113A-1 through 113A-10; 1 NCAC 25). The Rocky Broad River in this area has a width of approximately 50 feet and substrate of large boulder, cobble, gravel, and sand. The river provides high quality habitat for rainbow trout, and fishing pressure in this area has been described as heavy. This section of the river is Hatchery Supported Designated Public Mountain Trout Waters except where posted against trespass. Narrow riparian areas are vegetated with mixed hardwoods and grass. These areas serve as a travel corridor for wildlife and provide shade to the river. In addition, this vegetation stabilizes the banks and minimizes sedimentation into the river. -- Due to the size of the existing bridge (176 feet long, 11 feet wide), we assume that the bridge will be replaced with another bridge. We have the following general comments: 1) Disturbance to riparian vegetation should be kept to a minimum during bridge replacement. Native trees, shrubs, and grasses should be planted in disturbed areas to replace those removed by construction. 2) Construction must be accomplished so that wet concrete does not contact water entering or flowing in Rocky Broad River. This will reduce the likelihood of fish kills associated with bridge construction. 3) Stringent erosion control measures should be implemented where soil is disturbed and maintained until project completion. 4) Temporary ground cover should be placed on bare surfaces, including spoil piles, as soon as construction is complete. Permanent vegetation in these same areas must be established within 15 days of project completion to provide long term erosion control. Thank you for the opportunity to review and comment on this project. If we can be of further assistance, please advise. cc: Ms. Stephanie Goudreau, Mt. Region Habitat Biologist Mr. Jack Mason, District 8 Wildlife Biologist Mr. Chris Goudreau, District 8 Fisheries Biologist