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HomeMy WebLinkAboutErosion Control Plan°7 . . .. . . . . . .PROJECT BENCHMARK: . . . . SQUARE CUT ON END OF • • • CONCRETE GUARD RAIL • ELEV. =267.40 FT ........ , , ; .- .-1---- .i ..............1 .............. ..—u—u- 1 _----._-------_ 264 - - - - - - - - - -_ 263 --------. - - - - - - - - - - 262 FLOODWAY AREA ----- 261 --------' ZONE "AE' . . . DURING THE ENTIRE TIME THAT EARTH HAS BEEN BARED BY CONSTRUCTION . . . . . . . . . . . . 1 ------------- 2fi . . . . . . . . . . . 1 ---- 259 --------' ------- . . . . . . . . . s/e xa in . ... . .... . sEr . . . . . . . . —WW . . . . . . . . . .•I .......... ---� IST. GUARD RAIL u ----------- .- EDGE OF PAVEMENT - - - - - - - - - - - - - - F.M. 60 - UNIVERSITY DR. 150' R.O.W. ISf. GUA12Q RAIE--'----- 265 -------------- - - EDGE OF PAVEMENT _ - - - - - - - - - - - - - - - - - - - - - - - 264 - - - - - - - - -Aj�-- 64 - ------------'-'---------------- 263 ---- - - - - - - - - - - - - - - - - - - -- - - - - 262 - - - - - - - --- - --------------------------261260 ----------.-. -----�------------- 258 -- 259--- CIN OF COLLEGE STATION EXIST. 20' WIDE EMENT•1 - 19/490 'FRONT SETBACK •••••••••••••••••••� T -T -'gib'' ol • pL` - APPROXIMATE LOCATION \' '•:•:•: •:•:•:, ,OF FLOODPLAIN PLOTTED FROM F.I.S. DATA l 1 1 . . . . . . . . . . . / / 1 \ . . . . . . . . . . . / . . . . . . . . . . . 1- ., ..... N/F \ M.J. TALK CALLED 16.94 ACRES . . . 2313/152 • • • • CURRENTLY ZONED "R-1" \\� •.•.•...•.•.•.•.•.•.• .•.•. ....•.•. •.•.•.•. •. •..... . L . . . . . . . . . .I •......... I . •. •. •. •. •. •. •. •. •. •.•.I I ouxO - cu ............I ..:•: •. •. •:•:•: •:.:•:.I , PIPELINEx--•-K--x 11 RISER �� N 51'28'31" E 245.00' -- - �2S7�- /--- -257/ —W—W--W W-1 W w I 1 I 1 1 1 l \ PROP. CONSTRUCTION EXIT - - - - 265 - -- - - - - - - - - 4/ IN N' N n _ N w I I J/'L_)� / -- -- .-_ 259 --•-• \\/ 264-- LEGEND --275-- EXISTING CONTOURS —275— PROPOSED CONTOURS --SCF SILT CONTROL FENCE (550 LF. TOTAL) 0 10 20 40 80 SCALE W FEET ..-. GENERAL NO ALL AREAS WHERE EXISTING VEGETATION AND GRASS COVER HAVE BEEN - - - - - - - - - BARED BY CONSTRUCTION SHALL BE ADEQUATELY BLOCK SODDED OR - - - - - - - - - HYDROMULCHED AND WATERED UNTIL GROWTH IS ESTABLISHED. IN „_,------- DEVELOPED AREAS WHERE GRASS IS PRESENT, BLOCK SOD WILL BE REQUIRED. APPROVED EROSION CONTROL MEASURES MUST BE INSTALLED F DURING THE ENTIRE TIME THAT EARTH HAS BEEN BARED BY CONSTRUCTION -- AND SHALL STAY IN PLACE UNTIL ACCEPTABLE VEGETATIVE GROWTH IS �»- ESTABLISHED AFTER CONSTRUCTION IS COMPLETE AND THEN REMOVED BY CONTRACTOR. 256 -- FOR SEDIMENT TO ACCUMULATE DRAINAGE FLOW ALIGN FENCE ALONG SLOPE CONTOURS. `/e as uc OVNa - C4 -— w—ww —w - RAR _eo-1ad l I / HEFAL T -POST REWD. TO MAPITARL HAY BALE _ NOTE: HAY BALES ARE USED TO DETAIN AND/OR FILTER SEDIMENT -LADEN -•- RUNOFF. THE PROTECTION ALLOWS SWPPi-Ot SEDIMENT TO SETTLE PRIOR TO 0 DISCHARGE INTO A STORM DRAIN INLET OR CATCH BASIN. II EROSION CONTROL ALONG DITCH 262 If INLOl I 1 1 I v> 1 PROPOSED BUILDING 1 sat ——moi ;SCF=r--SCF m \ \\ \\ LOT 1, BLOCK 1 \1s \ VETERAN'S PARK AND ATHLETIC COMPLEX \ 4168/75 \ CURRENTLY ZONED "M-1" \\ 1 \ \ J 245_00_ I ppIVV FOLND CL \♦ r`- IN I o I I I 1 METAL T -POST SEDIMENT CONTROL FABRIC AS REQ'D. TO MAINTAIN. FASTENED SECURELY TO SPACED 6' APART T -POST k WIRE MESH 8` OF FILTER FABRIC TO EXTEND F INTO A TRENCH AND BE ANCHORED SILT FENCE AND/OR WITH COMPACTED BACKFILL HAY BALES TO BE ALLOW 25' TO 5' AT TOE OF SLOPE USED IN AREAS OF FOR SEDIMENT TO ACCUMULATE DRAINAGE FLOW ALIGN FENCE ALONG SLOPE CONTOURS. NATURAL GROUND- SLI I NaFCTiON OF FLOW 4'X4" MIN. TRENCH -I -I-/ 4-H 4` SWPP1-03 SILT FENCE ASSEMBLY 6" MIN. DEPTH STONEES TO O' (ASTM D448. 3" TO / 5` DIAMETER) OVER 10 GEOTExnLE FABRIC 50 WITH SAME SQUARE ��,OUT FOOTAGE A • MIN 12SHALL BE FULL ----•� WIDTH OF SITE ENTRANCE �` �---- EXISTING STREET SWPP1-02 CONSTRUCTION EXIT SILT CONTROL DATE OF SUBMITTAL: m1 ;.— oZ¢ Mn 4 nn0_M W OA oJ�m� •�] C Zo` ,' N2IDN ON U M yy U� mW H o � N N \I _ m NN Y 0 N<mrn w •L.� N%'nn P, �mw � Qa OF: 3 NOTE: DRESS V5S DD.ONAL riMIN. STONE STONE AS NEEDEDOSTONE IS TO BE MAINTAINED SO F AS TO PREVENT NSTRUCTION TAFFIC GE07MLE FROM TRACKING MUD ONTO ADJACENT FABRIC PUBLIC STREETS. SECTION A -A SUBGRADE SWPP1-02 CONSTRUCTION EXIT SILT CONTROL DATE OF SUBMITTAL: m1 ;.— oZ¢ Mn 4 nn0_M W OA oJ�m� •�] C Zo` ,' N2IDN ON U M yy U� mW H o � N N \I _ m NN Y 0 N<mrn w •L.� N%'nn P, �mw � Qa OF: 3