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IM <br /> Chapter 4 - Best Management Practices for Erosion and Sediment Control <br /> r <br /> EXTRA STRENGTH FILTER FABRIC <br /> NEEDED WITHOUT WIRE MESH 5UPPORT <br /> r <br /> STEEL OR <br /> r WOOD POSTPP <br /> FLOW <br /> FLOW--��— 10 Pr MAX SPACINS WITH <br /> WIRE SUPPORT FENCE <br /> b FT MAX 5PACIN& WITHOUT <br /> WIRE SUPPORT FENCE <br /> r <br /> PONDING HT. PONDING HT. <br /> IIIIIIIr <br /> STEL OR FILTER FABRIC <br /> WOOD POST ATTACH SECURELY <br /> 5W HIGH MAX TO UPSTREAM <br /> SIDE OF POST. <br /> r RUNOFF RUNOFF <br /> �— �ORAM6ENIHED) ~— <br /> 8 <br /> Mca"r <br /> V 120 MIN. 12" MIN. <br /> . . . 40 TRENCH VEL <br /> WITH COMPACTED <br /> BACKFILL <br /> r . <br /> STANDARD DETAIL ALTERNATE DETAIL <br /> r TRENCH WITH NATIVE BACKFILL TRENCH WITH GRAVEL <br /> NOTE: <br /> I . INSPECT AND REPAIR FENCE AFTER EACH <br /> STORM EVENT AND REMOVE SEDIMENT WHEN <br /> r NEG£SSARY. <br /> 2. REMOVED SEDIMENT SHALL BE DEPOSITED <br /> TO AN AREA THAT WILL NOT CONTRIBUTE <br /> SEDIMENT OFF-5I AND GAN BE PERMANENTLY <br /> STABILIZED. <br /> 3. SILT FENCE SHALL BE PLACED ON SLOPE <br /> CONTOURS TO MAXIMIZE PONDING EFFICIENCY. <br /> r <br /> Plate 4.06e Silt Fence <br /> Source: Erosion Draw <br /> r <br /> 4-29 <br />