Laserfiche WebLink
<br />W <br />a <br />N <br />r <br />00 <br />u <br />N <br />N <br /> <br />t 0 Year, 24 Hour Hydrology 8 Sedimentology <br />SMALL AREA EXEMPTION SUMMARY SEDCAD Version 3.0 Grass Filter Structure <br /> Average Peak <br /> Peak Runoff Settl. Settl. Alternate <br /> Discharge Volume Conc. Conc. Sediment <br />Description Acres CN (cts) (ac ft) (mUl) (ml/I) Control <br />Railroad Tracks 0.03' 90 0.00 0.00 0.00 0.00 Grass Filter <br />Wise Hill NS Mine Discharge Well 0.31 86 0.12 0.01 0.00 0.04 Grass Filter <br /> <br />~/ Oil Substation Site 0.80 86 0.00 0.01 0.00 0.00 Grass Filter <br />v Wise Hill M4 Well 0.19 86 0.00 0.01 0.00 0.00 Grass Filter <br />Railroad Track Scalehouse 0.12 86 0.00 0.00 0.00 0.00 Grass Filtar <br />/Carpenter Shop 8 Topsoil Pile 0.40 86 0.14 0.01 0.01 0.49 Grass Filter <br />~ Rock Dust Tank, Highway 13 0.33 86 0.13 0.01 0.00 0.09 Grass Filter <br />• acres just for worst case (shortest <br />grass filter) demonstration area. <br />Total acres 4.0 <br />sa <br />A <br />a <br />W <br />W <br />N <br />d <br />~O <br />b <br />O <br />