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PLAN <br />CHEVRON <br />GRAVEL BAGS <br />PER PLAN <br />7.5' <br />L <br />J 1 <br />INSTALL SILT FENCE 4 <br />D4 <br />TAMPED <br />I _ BACKFILL <br />�I <br />N / <br />SECTION A—A <br />GRADIENT <br />GRAVEL BAG CHEVRON DETAIL <br />NTS <br />UNPAVED <br />SURFACE <br />PAVED <br />SURFACE <br />1%-37. <br />200 <br />250 <br />37.-5% <br />150 <br />200 <br />5%-77. <br />100 <br />150 <br />79-9% <br />50 <br />100 <br />9%+ <br />25 <br />50 <br />Dr"Afll . <br />Q <br />I1 <br />FIBER ROLL SPACING <br />NTS <br />NOTES: <br />1) FIBER ROLL INSTALLATION AT BENCH SHALL BE A MINIMUM <br />OF 12" ABOVE BENCH FLOWLINE, UNLESS SILT FENCE IS 3/4" x 3/4" x 24" MIN <br />SPECIFIED AT THAT LOCATION. LENGTH WOOD STAKES <br />AT MAX 4' SPACING <br />2) A 3" DEEP TRENCH, THE WIDTH OF THE ROLL, DUG PER <br />n <br />PLAN LOCATION SHALL "NEST" THE STRAW ROLL SO AS NOT <br />7.5' <br />TO ALLOW RUNOFF TO FLOW UNDER OR AROUND ROLL. <br />6.0' <br />3) FIBER ROLLS SHALL BE PLACED ON SLOPES AT H -FEET <br />z <br />1.0%<S<1.5% <br />VERTICAL INTERVALS STARTING FROM THE TOE OF RESPECTIVE <br />g <br />SLOPE. DECK ROLLS SHALL BE PLACED AT 10 -FEET VERTICAL <br />o <br />< <br />INTERVALS AS SHOWN ON THE PLAN. <br />z <br />50 <br />2.0% <br />< <br />S <br />< 2.57. <br />50 <br />2.5% <br />4) INSTALL FIBER ROLLS ALONG A LEVEL CONTOUR. <br />g p <br />< 3.0% <br />40 <br />N � <br />< <br />5) INSTALL FIBER ROLLS UP GRADIENT AND NEAR TRANSITION <br />< 5.07. <br />30 <br />OF SLOPES. <br />< <br />S <br />6) INSTALL NUMEROUS ROLLS IN A ROW BY OVERLAPPING,NOT <br />25 <br />ABUTTING. <br />7) TURN ENDS OF ROLLS UP SLOPE TO PREVENT RUNOFF <br />� <br />FROM GOING AROUND THE ROLL. <br />8) SEDIMENT IS TO BE REMOVED WHEN ACCUMULATION <br />REACHES ONE HALF THE DISTANCE BETWEEN THE TOP OF THE <br />ROLL AND ADJACENT GROUND SURFACE. <br />FIBER ROLLS <br />NTS <br />a I_urc rcrilly <br />n <br />2:1 <br />7.5' <br />2.5:1 <br />6.0' <br />3:1 <br />5.0' <br />8" TO 10"0 <br />SLOPE ROLL <br />(PLACED ON <br />CONTOUR) <br />II 111 11= Z x <br />Ii— N <br />2 <br />3 <br />D4 <br />NOTES. <br />1) THE LENGTH OF EACH REACH OF SILT FENCE IN NO CASE SHALL EXCEED 500'. USE GRAVEL BAG CROSS <br />BARRIERS SPACED PER TABLE 1 AT RIGHT. <br />2) THE LAST 8'-0" OF EACH REACH OF FENCE SHALL BE TURNED UP SLOPE PER DETAIL e <br />D4 <br />3) STAKE DIMENSIONS ARE NOMINAL. <br />4) DIMENSIONS MAY VARY TO FIT FIELD CONDITION. <br />5) STAKES SHALL BE SPACED AT 8'-0" MAXIMUM AND SHALL BE POSITIONED ON DOWNSTREAM SIDE OF FENCE. <br />6) JOINING SECTION STAKES TO OVERLAP AND FENCE FABRIC TO FOLD AROUND EACH STAKE ONE FULL TURN. <br />SECURE FABRIC TO STAKE WITH 4 HOG RING TIES. <br />7) JOINING SECTION STAKES SHALL BE DRIVEN TIGHTLY TOGETHER TO PREVENT POTENTIAL FLOW-THROUGH OF <br />SEDIMENT AT JOINT. THE TOPS OF THE STAKES SHALL BE SECURED TO EACH OTHER WITH WIRE TIES TO <br />PREVENT SEPARATION. <br />8) FOR END STAKES, FENCE FABRIC SHALL BE FOLDED AROUND TWO STAKES, ONE FULL TURN AND SECURED <br />WITH 4 HOG RING TIES. <br />9) A MINIMUM OF 4 HOG RING TIES PER STAKE SHALL BE UTILIZED. DIMENSIONS SHOWN ARE TYPICAL. <br />10) CROSS BARRIERS SHALL BE SPACED PER TABLE 1 AT RIGHT. <br />11) MAINTENANCE OPENINGS SHALL BE CONSTRUCTED IN A MANNER TO ENSURE THAT SEDIMENT REMAINS <br />BEHIND THE SILT FENCE. <br />12) JOINING SECTIONS SHALL NOT BE PLACED AT SUMP LOCATIONS. <br />13) GRAVEL BAG ROWS AND LAYERS SHALL BE OFFSET TO ELIMINATE GAPS. <br />14) SILT FENCE FABRIC SHALL BE BURIED IN A TRENCH 6 -INCHES WITH 6 -INCH RETURN, AND SHALL BE <br />BACKFILLED PER SECTION B -B, TO PREVENT SILT FROM UNDERMINING/BYPASSING FENCE FABRIC. <br />15) IN FLATTER SLOPE AREAS ADDITIONAL GRAVEL BAGS MAY BE REQUIRED TO MAINTAIN 12" MIN SILT STORAGE <br />BEHIND CROSS BARRIER. <br />BENCH <br />TOE OF SLOPE <br />END STAKE <br />(SEE NOTE 2) <br />TOE OF SLOPE <br />wi <br />Q_ <br />O <br />STAKE <br />w <br />BENCH <br />FABRIC SETION B <br />NOTES <br />FABRICSTAKE 8 <br />STAKE A <br />• <br />NOTES <br />JOINING• •- <br />TABLE 1 <br />SLOPE OF <br />BENCH/ROAD <br />CROSS BARRIER <br />SPACING (FEET) <br />S <br />< 1.0% <br />100 <br />1.0%<S<1.5% <br />75 <br />1.57. <br />< <br />S <br />< 2.07o <br />50 <br />2.0% <br />< <br />S <br />< 2.57. <br />50 <br />2.5% <br />< <br />S <br />< 3.0% <br />40 <br />3.07* <br />< <br />S <br />< 5.07. <br />30 <br />5.07o <br />< <br />S <br />25 <br />SILT FENCE-' ADDITIONAL <br />GRAVEL BAGS <br />(SEE NOTE 15) �y <br />ll JJ <br />SILT FENCE INSTALLATION DETAILS (STEEL STAKES) <br />[GRAVEL BAGS <br />(2 -LAYERS HIGH) <br />STAKE <br />/<� I I -le\ _ 2" x 2" WOOD STAKE <br />go <br />FABRIC <br />G RING <br />WIRE <br />TAKE <br />HOG RING TIE_ DETAIL <br />2" x 2" WOOD STAKE <br />(SEE NOTE 3) <br />FABRIC <br />(SEE NOTE 8) <br />END STAKE SECTION DETAIL <br />(TOP VIEW) <br />SILT FENCE J _ J END STAKE <br />TOE OF w `L *SEE <br />SLOPE -\ END STAKE o NOTE 11 <br />OPTIONAL MAINTENANCE OPENING DETAIL <br />SILT FENCE CROSS <br />n BARRIER <br />I J GRAVEL BAGS <br />(SEE NOTES 3 & 5) <br />CROSS <br />BARRIER�ILT FENCE ^� <br />GRAVEL BAGS FABRIC \ <br />*SEE TABLE 1 <br />FOR SPACING <br />CROSS BARRIER GRAVEL BAG DETAIL <br />SECTION C—C <br />SILT FENCE INSTALL <br />NTS <br />SLOPE <br />(SEE NOTE 15) <br />TAMPED <br />BACKFILL <br />` T'"^'t VARIES <br />)TE 4) <br />SECTION B-8 <br />TOE OF <br />SLOPE <br />PREPARED BY: FORWARD LANDFILL <br />PROFE�rO <br />REPUBLIC SERVICES ° �IA.C� <br />Civil &Environmental � v�P�`' ��Fti�, STAGE 1 B PARTIAL FINAL CLOSURE PROJECT <br />FORWARD LANDFILL, INC <br />SWTEnglneering w a� No. a,ss, m EROSION CONTROL DETAIL SHEET D4 <br />9999 S. AUSTIN ROAD 800—C SOUTH ROCHESTER AVENUE �c DESIGNED BY : RMG SCALE AS SHOWN <br />MANTECA, CALIFORNIA 95336 ONTARIO, CALIFORNIA 91761 sTq Civil- <br />(800) <br />ivlt * DRAWN BY JPJ DATE 6-2011 FILE NO.: <br />(800) 204-4242 CP CALIF CHECKED BY : DATE 6-2011 <br />N0, REVISION DESCRIPTION BY: © FORWARD, INC. (201 1) PREPARED UNDER THE SUPERVISION OF DATE APPROVED BY: DATE 6-2011 <br />M <br />