Loading...
HomeMy WebLinkAboutGrading & Drainage Plan 050321350 345 340 335 330 340340340 335 3" WATER LINE10" SEWER LINE8" WATER LINEFH 0+001+002+003+004+005+006+007+007+11 SD1-1 SD1-2 SD2-1 SD2-2 CI1-1 CI1-2 FES1-1 CARTER LANE(50' RIGHT-OF-WAY)CARTER LANE COVE SHEET NUMBER: DATE: JOB NO.: DRAWN BY:REV.DATEDESCRIPTIONBYHolloway Engineering, Surveying & Civil Design 200 Casey Drive Maumelle, AR 72113 (501) 851-3366 www.holloway-eng.com 4/29/21 S W E GRAPHIC SCALE 1"=30' 30 0 30 60 L:\2021\2021-065 Carter Lane Estates for Lee Maris and Casey Ingram\Drawings\Sheets\2021-065 Grading & Drainage Plan.dwg 2021-065 KMD GRADING & DRAINAGE PLANCARTER LANE ESTATESLITTLE ROCK, PULASKI COUNTY ,AR3 3 9 3 3 8 3 3 7 3 3 6 336 33 7 338339DETENTION POND 333 332 CONSTRUCT POND OUTLET STRUCTURE EX. CREEK TO REMAIN NATURAL & UNDISTURBED EXCEPT AT CULVERT ROAD CROSSING 20' DRAINAGE EASEMENT PER CLR REQUEST CONSTRUCT 4' CURB INLET W/(2) 3' EXTENSIONS PER CLR STANDARD DETAILS EX. CREEK BASIN AREA = 3/4 ACRES FLOW PATH LENGTH = 7700LF AVG SLOPE = 4.7% Q,10 YR = 302 CFS Q, 25YR = 417 CFS Q, 100YR = 613 CFS Q, DBL 54IN = 614 CFS @2.1%