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9W Chapter 4 - Best Management Practices for Erosion and Sediment Control <br /> Maintenance <br /> Check dams should be checked for sediment accumulation after each significant rainfall . <br /> Sediment should be removed when it reaches one-half of the original height or before . Regular <br /> inspections should be made to insure that the center of the dam is lower than the edges . <br /> .. Erosion caused by high flows around the edges of the dam should be corrected immediately. <br /> Sift Flow <br /> OW <br /> .. Note : Spocing for Type N Fence to be in <br /> accordonce w ? th ehcrf 1 , Srreel J of 3 <br /> o ,r)d ditch 6 56cilotrons Qf dfalr; age <br /> OW stricttlr'es Street 2 of 3 . <br /> Type .z. j Sr' ff Fence <br /> ■. <br /> l <br /> r--I 39 A <br /> A t <br /> FIC%V i I <br /> l <br /> OW <br /> � \ <br /> Points A should be Higher :nan Point B <br /> .rr Drainageway Installation <br /> (Front Elevation ) <br /> r <br /> Plate 4 .38d Silt Fence Check Dam <br /> +r Source : Installation of Straw and Fabric Filter Barriers for Sediment Control Sherwood and Wyant <br /> 4- 111 <br />