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7- <br />0 <br /> <br />TABLE 16 <br />VALUES FOR "P" FACTOR <br /> <br />Control Method Factor P <br /> <br />Small sediment basin: (0.04 ratio). <br />Sediment from 70% construction area 0.50 <br />Sediment from 100`K construction area 0.30 <br />Downstream sediment basin: (0.06 ratio) <br />With chemical flocculants 0.10 <br />Without chemical flocculants 0.20 <br />Erosion reducing structures: <br />Normal rate usage (16S feet per ac) O.SO <br />High rate usage (over 16S feet per ac) 0.40 <br />NOTE: These "P" factors relate to sediment delivery ratio, <br />not soil loss from sheet or rill erosion. <br />-88-