High Hampton Resort Core - High Hampton Resort_Core_Stormwater_1-14-19

Know what'sRSCALE:PROJECT NUMBER:DATE:DRAWN BY:CHECKED BY:WGLA ENGINEERING, PLLC724 5th AVENUE WESTHENDERSONVILLE, NC 28739(828) 687-7177WGLA.COMNC LICENSE P-1342High HamptonResort CorePhase 1Cashiers TownshipJackson CountyNorth Carolina181335/18KHCTWTSTORMWATERPLANC-3001"=60'IHGBACEJFDF:\USERS\Will\projects\High Hampton\dwg\18133 Resort Core\18133-C-300-Stormwater.dwg, 1/10/2019 2:11:18 PM, 1:60
1/14/2019
Know what'sRSCALE:PROJECT NUMBER:DATE:DRAWN BY:CHECKED BY:WGLA ENGINEERING, PLLC724 5th AVENUE WESTHENDERSONVILLE, NC 28739(828) 687-7177WGLA.COMNC LICENSE P-1342High HamptonResort CorePhase 1Cashiers TownshipJackson CountyNorth Carolina181337/18KHCTWTSTORM DRAINAGEDETAILSC-301AS NOTED ON PLANF:\USERS\Will\projects\High Hampton\dwg\18133 Resort Core\18133-C-300-Stormwater.dwg, 1/10/2019 2:02:40 PM, 1:60
1/14/2019
60"30"54"48"42"36"18"24"15"12"96"56"88"80"72"64"39"48"34"30"PIPE DIAM.MIN. TRENCH WIDTH8"10"6"4"26"28"23"21"RECOMMENDED MINIMUM TRENCH WIDTHSHEAVY CONSTRUCTION(75T AXLE LOAD) *48"60"12"24"54" - 60"12" - 48"PIPE DIAM.SURFACE LIVE LOADING CONDITIONMINIMUM RECOMMENDED COVER BASED ONVEHICLE LOADING CONDITIONSH-25* VEHICLES IN EXCESS OF 75T MAY REQUIRE ADDITIONAL COVERNOTES:1. ALL PIPE SYSTEMS SHALL BE INSTALLED IN ACCORDANCE WITH ASTM D2321,"STANDARD PRACTICE FOR UNDERGROUND INSTALLATION OF THERMOPLASTICPIPE FOR SEWERS AND OTHER GRAVITY FLOW APPLICATIONS", LATEST ADDITION2. MEASURES SHOULD BE TAKEN TO PREVENT MIGRATION OF NATIVE FINES INTOBACKFILL MATERIAL, WHEN REQUIRED.3. FOUNDATION: WHERE THE TRENCH BOTTOM IS UNSTABLE, THE CONTRACTORSHALL EXCAVATE TO A DEPTH REQUIRED BY THE ENGINEER AND REPLACE WITHSUITABLE MATERIAL AS SPECIFIED BY THE ENGINEER. AS AN ALTERNATIVE ANDAT THE DISCRETION OF THE DESIGN ENGINEER, THE TRENCH BOTTOM MAY BESTABILIZED USING A GEOTEXTILE MATERIAL.4. BEDDING: SUITABLE MATERIAL SHALL BE CLASS I, II OR III. THE CONTRACTORSHALL PROVIDE DOCUMENTATION FOR MATERIAL SPECIFICATION TO ENGINEER.UNLESS OTHERWISE NOTED BY THE ENGINEER, MINIMUM BEDDING THICKNESSSHALL BE 4" (100mm) FOR 4"-24" (100mm-600mm); 6" (150mm) FOR 30"-60"(750mm-900mm).5. INITIAL BACKFILL: SUITABLE MATERIAL SHALL BE CLASS I, II OR III IN THE PIPEZONE EXTENDING NOT LESS THAN 6" ABOVE CROWN OF PIPE. THE CONTRACTORSHALL PROVIDE DOCUMENTATION FOR MATERIAL SPECIFICATION TO ENGINEER.MATERIAL SHALL BE INSTALLED AS REQUIRED IN ASTM D2321, LATEST EDITION.6. MINIMUM COVER: MINIMUM COVER, H, IN NON-TRAFFIC APPLICATIONS (GRASSOR LANDSCAPE AREAS) IS 12" FROM THE TOP OF PIPE TO GROUND SURFACE.ADDITIONAL COVER MAY BE REQUIRED TO PREVENT FLOATATION. FOR TRAFFICAPPLICATIONS, MINIMUM COVER, H, IS 12" UP TO 48" DIAMETER PIPE AND 24" OFCOVER FOR 54"-60" DIAMETER PIPE, MEASURED FROM TOP OF PIPE TO BOTTOMOF FLEXIBLE PAVEMENT OR TO TOP OF RIGID PAVEMENT.COOPERE-80**24"36"30"-36"UP TO 24"PIPE DIAM.MINIMUM RECOMMENDED COVER BASED ON RAILWAY LOADING CONDITIONS** COVER IS MEASURED FROM TOP OF PIPE TO BOTTOM OF RAILWAY TIE.*** E-80 COVER REQUIREMENTS, ARE ONLY APPLICABLE TO ASTM F 2306 PIPE.48"42"-60"TYPICAL HDPE STORM DRAINAGE TRENCH DETAILNOT TO SCALEWITH MANHOLE RING & COVEROPEN THROAT CATCH BASINKnow what'sRSCALE:PROJECT NUMBER:DATE:DRAWN BY:CHECKED BY:WGLA ENGINEERING, PLLC724 5th AVENUE WESTHENDERSONVILLE, NC 28739(828) 687-7177WGLA.COMNC LICENSE P-1342High HamptonResort CorePhase 1Cashiers TownshipJackson CountyNorth Carolina181337/18KHCTWTSTORM DRAINAGEDETAILSC-302AS NOTED ON PLANF:\USERS\Will\projects\High Hampton\dwg\18133 Resort Core\18133-C-300-Stormwater.dwg, 1/10/2019 2:03:21 PM, 1:60
1/14/2019