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DRAINAGE CRITERIA MANUAL <br />0 <br />~~ <br />TEMPORARY DIVERSION DIKE <br />Delinition <br />EROSION CONTROL <br />DD <br />A temporary ridge of compacted soil located at the lop, midslope, or base of a disturbed <br />area. <br />Purposes <br />1. To divert storm runoff from higher drainage areas away Irom unprotected slopes to a <br />permanent channel or temporary channel diversion. <br />2. To divert sediment-laden runoff from the midslope of a disturbed area to a temporary <br />slope drain. <br />3. To divert sediment-laden runoff from the base of a disturbed area to a sediment trapping <br />facility. <br />Figure 4-2 Temporary Diversion Dike <br />