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STREAM CROSSING ADDITIONAL NOTES WETLAND CROSSING
• THE TEMPORARY WATERWAY CROSSING WILL BE AT RIGHT ANGLES TO THE STREAM.WHERE 1. ALL EROSION CONTROL MEASURES SHALL BE IN STRICT ACCORDANCE WITH LOCAL AND STATE PROJECT OVERVIEW • RESTORE PRE-CONSTRUCTION WETLAND CONTOURS TO MAINTAIN THE WETLAND HYDROLOGY.
SCALE:1 :400 • REVEGETATION AND PERMANENT ROW MAINTENANCE PROCEDURES AS WELL AS THE USE OF
APPROACH CONDITIONS DICTATE,THE CROSSING MAY VARY 15 DEGREES FROM A LINE DRAWN STANDARDS-SPECIFICALLY NC EROSION&SEDIMENT CONTROL MANUAL AND ORDINANCES. APPROPRIATE SEED MIXTURE IN UPLAND AND WETLAND AREAS IS ADDRESSED IN THE FERC -
PERPENDICULAR TO THE CENTER LINE OF THE STREAM AT THE INTENDED CROSSING LOCATION. 2. THE CONTRACTOR SHALL DILIGENTLY AND CONTINUOUSLY MAINTAIN ALL EROSION CONTROL BMPs AND RESTORATION AND REHABILITATION PLAN. LO
• SPAN BRIDGES MAY BE INSTALLED AND USED WHERE NEEDED TO ALLOW EQUIPMENT ACCESS ACROSS STRUCTURES TO ENSURE DEVICES ARE FUNCTIONING PROPERLY TO MINIMIZE EROSION AND SEDIMENT • REMOVE PROJECT-RELATED MATERIAL USED TO SUPPORT EQUIPMENT ON THE CONSTRUCTION ROW,
WATERBODIES.SPAN BRIDGES WILL BE ABLE TO WITHSTAND THE ANTICIPATED LOADING OF THE TRANSFER. INCLUDING COMPOSITE MATTING AND PREFABRICATED EQUIPMENT MATS UPON COMPLETION OF r
CONSTRUCTION TRAFFIC,HAVE ONE TRAFFIC LANE,AND HAVE THE MINIMUM WIDTH OF 7 FEET WITH A 3. ADDITIONAL EROSION CONTROL DEVICES MAY BE REQUIRED DUE TO FIELD CONDITIONS INCLUDING THE USE OF CONSTRUCTION.
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MAXIMUM WIDTH OF 14 FEET. MATTING ON ALL DISTURBED AREAS. • REMOVE TEMPORARY PERIMETER BMPS LOCATED AT THE BOUNDARY BETWEEN WETLAND AND
• INTERMITTENT AND PERENNIAL STREAMS WILL BE CROSSED USING PROPERLY DESIGNED AND ADJACENT UPLAND AREAS AFTER UPLAND REVEGETATION AND STABILIZATION OF ADJACENT UPLAND 0
4. ADDITIONAL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE INSTALLED AT ANY TIME IF DUKE
CONSTRUCTED STRUCTURE INSTALLED AT RIGHT ANGLES TO THE ACCESS ROAD. ENVIRONMENTAL OVERSIGHT OR NCDEQ COUNTY DEEMS IT APPROPRIATE TO MAINTAIN COMPLIANCE AND AREAS ARE SUCCESSFUL. LL
• STRUCTURES WILL NOT IMPEDE FISH PASSAGE OR STREAM FLOW. GOOD STEWARDSHIP. CD
• APPROACHES TO STREAM CROSSING WILL BE STABILIZED WITH COMPOSITE MATTING,STONE AND 5. EXCESSIVE SOILS AND DEBRIS REMOVED FROM SITE MUST BE TAKEN TO AN APPROVED LANDFILL SITE. COMPOSITE MATS c
OTHER SUITABLE MATERIAL FOR A MINIMUM DISTANCE OF 50 FEET ON EACH SIDE OF THE CROSSING. 6. ANY STREAMS OR WETLANDS IMPACTS PROPOSED THAT ARE NOT INCLUDED IN THIS PLAN MUST BE APPROVED DUKE ENERGY UTILIZES CONSTRUCTION COMPOSITE MATS TO PROVIDE ACCESS THROUGH AREAS a)
• CONSTRUCT AND MAINTAIN SPAN BRIDGES THAT ALLOW UNRESTRICTED FLOW AND PREVENT PRIOR TO LAND DISTURBANCE. SUCH AS WETLANDS AND WATERBODIES,AGRICULTURAL FIELDS,AND OTHER AREAS AS DETERMINED
SEDIMENTUSEFROM ENTERING OS THE RUCTWATERBODY. 7. NO WASTE,SPOIL,SOLIDS,OR FILL OR ANY KIND SHALL OCCUR IN WETLANDS OR WATERS BEYOND THE BY THE CONSTRUCTION SUPERVISOR.THIS PRACTICE REDUCES SOIL COMPACTION AND PROVIDES A
• DO NOT SOIL TO CONSTRUCTSPAN BRIDE OR S STABILIZE SPAN BRIDGES. PERMITTED PLANS(INCLUDING TEMPORARY IMPACTS). STABLE TRAVEL LANE FOR CONTRACTORS ALONG THE PROJECT ROW,THUS MINIMIZING LAND 0
• DESIGNM AND TEMPORARYMAINTR SPAN BRIDGES AS SOON PREVENT PRACTICABLECAB FROM ENTERING THE WATERBODY. DISTURBANCE.THE MATERIALS USED TO CONSTRUCT THE COMPOSITE MATTING WILL BE ABLE TO >`
• REMOVE SPAN BRIDGES AS AFTER SEEDING. 8. NO REMOVAL OF VEGETATION OR OTHER IMPACTS OF ANY KIND SHALL OCCUR TO STATE REGULATED RIPARIAN0
• IF THERE WILL BE MORE THAN 1 MONTH BETWEEN FINAL CLEANUP AND THE BEGINNING OF PERMANENT BUFFERS BEYOND THE PERMITTED PLANS(INCLUDING TEMPORARY IMPACTS). WITHSTAND THE ANTICIPATED LOADING OF THE CONSTRUCTION TRAFFIC.THE COMPOSITE MATS OVER
SEEDING AND REASONABLE ALTERNATIVE ACCESS TO THE ROW IS AVAILABLE,REMOVE TEMPORARY 9. JURISDICTIONAL WATERS AND BUFFERS ON THE PROJECT SITE SHALL BE CLEARLY MARKED PRIOR TO ANY WATERBODY CROSSINGS WILL BE CLEANED AT THE END OF EACH DAY AND WHERE EXCESS
SPAN BRIDGES AS SOON AS PRACTICABLE AFTER FINAL CLEANUP. LAND DISTURBING ACTIVITIES AND MUST BE MAINTAINED UNTIL THE PROJECT IS COMPLETED. ACCUMULATION OF SEDIMENT THE COMPOSITE MATS WILL BE CLEANED OFF THROUGHOUT EACH DAY.
10. ALL MECHANIZED EQUIPMENT OPERATED NEAR SURFACE WATERS OR WETLANDS SHALL BE REGULARLY THE USE OF COMPOSITE MATS MAY GENERALLY NOT CONSTITUTE SOIL DISTURBANCE OR A CHANGE IN _I
HYDROLOGY.ALL REGULATORY AREAS/REGULATORY ACCESS SHALL USE COMPOSITE MATS.
INSPECTED AND MAINTAINED TO PREVENT CONTAMINATION OF WATERS AND WETLANDS FROM FUELS, NON-REGULATORY MATTING MAY UTILIZE OTHER TYPES OF MATS WITH PRE-APPROVAL.
LUBRICANTS,HYDRAULIC FLUIDS OR OTHER POTENTIAL TOXIC CHEMICALS.CONSTRUCTION SHALL BE STAGED
IN ORDER TO MINIMIZE THE EXPOSURE OF EQUIPMENT TO SURFACE WATERS TO THE MAXIMUM EXTENT CO
PRACTICABLE.FUELING,LUBRICATION AND GENERAL EQUIPMENT MAINTENANCE SHALL NOT TAKE PLACE , ,r„C FL
WITHIN 100 FEET OF A WATERBODY OR WETLANDS TO PREVENT CONTAMINATION BY FUELS AND OILS. ,s P.�N FARO••
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¶1, Dewberry �' DUKE CONFLICT(I-6064) ro
HORIZONTAL GRAPHIC SCALE 2/. /224 Dewberry Engineers Inc. ENERGY® 0
400 0 200 400 800 1600 4805 LAKE BROOK DR ® PROJECT OVERVIEW
C 50170335 02/23/2024100%u DESIGN FOR PERMITTING RPH AMD AMD Q - 1 100% FOR PERMITTING GLEN ALGLEN, VA PROGRESS
B 50170335 01/29/2024 90%DESIGN FOR DEP REVIEW RPH AMD AMD L, PHONE: e04.290.7957
u (IN FEET) DO NOT USE FOR CONSTRUCTION FAX: 411 FAYETTEVILLE STREET
A 50170335 12/07/2023 60/o DESIGN FOR DEP REVIEW RPH AMD AMD 1 inch=400 n. NCRELS# RALEIGH N.C.27601 LINE INDEX: DRAWING
REV FILE NO. DATE REVISION DRAWN CHECKED APPROVED Dewberry Project No 50170335 www dewberry.com TELEPHONE Na(919)546-2090 OL049 E22032701 2 OF 9