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HomeMy WebLinkAbout20201768 Ver 1_Meeting Request Review Doc Attachment_20201117ABSHER RD.US H I G H W A Y 7 0 - AUS H IGHWAY 7 0 - E 1"=30' 0 307.51530H:\2017\NCR172120\DRAWINGS\EXHIBITS\WETLAND IMPACT DRAWINGS\201104 - NCR172120 - PG WETLANDS----->LAYOUT: PG AREA 8WETLANDS AREA 8 IMPACT EXHIBIT SELMA, NC 27576 | PLAN REV. 2 11/4/20 | CB | NCR172120 | Rev. 2 NCBELS P-1132 4130 PARKLAKE AVENUE, SUITE 130 RALEIGH, NC 27612 Phone:(919) 578-9000 NC@BohlerEng.com WETLANDS AREA 8: CROSSING OF WETLAND AREA 8 WAS REQUIRED TO INTERCONNECT US70 WITH US70A, AND PROVIDE AN IMPROVED SOUTHERN EXTENSION OF ABSHER ROAD TO US70. THE ROAD ALIGNMENT WAS LIMITED TO THE NORTH OF THE PROPOSED ROUNDABOUT BY EXISTING STRUCTURES AND PROPERTIES, EXISTING ALIGNMENT OF ABSHER ROAD. DESIGN LIMITATIONS OF THE ROUNDABOUT, GENERAL AASHTO ROAD DESIGN CONSTRAINTS AND MINIMIZING THE WETLANDS IMPACT WERE PARAMETERS THAT WERE TAKEN INTO ACCOUNT IN DETERMINING THE ROAD HORIZONTAL AND VERTICAL ALIGNMENTS AND PROFILES. TO MINIMIZE THE WETLANDS IMPACT, THE ROAD ALIGNMENT WAS DESIGNED TO CROSS AS FAR WEST OF THE WETLANDS AREA AS POSSIBLE. THE ROAD FOOTPRINT WAS DETERMINED BASED ON A TRAFFIC IMPACT STUDY AND EXISTING AND PROJECTED TRAFFIC VOLUMES ENTERING AND COMING OFF OF US70. THE 5' CONCRETE SIDEWALK WAS LOCATED ALONG THE WEST SIDE OF THE ROAD TO FURTHER MITIGATE THE WETLANDS IMPACT.