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E-5 <br />DIKE WIDTHS FOR SEWAGE TREATMENT MOUNDS <br />-d2 W d� <br />J o, 3 <br />SR = Slope Ratio of. horizontal distance per 1.0 foot vertical <br />s = Landslope in percent • �- q,(" <br />h, = Depth of mound on upslope edge of rock bed --pp <br />h2 = Depth of mound on downslope edge of rock bed <br />W = Width of rock bed U2 - aa.-X <br />d, = Upslope dike width <br />'' d2 = Downslope dike width � "�`A <br />FORMULAS <br />h, SR <br />[I+ Is SR� ; <br />d2 h2 SR . 112- h,+ W( 100 ) <br />CI - 100 SR] <br />UPSLOPE AND DOWNSLOPE DIKE DIMENSIONS <br />FOR A MOUND WITH 10 - FOOT WIDE ROCK BED <br />AND h , = 3.0 FEET <br />Landslope, <br />h,, <br />di, ; n Feet <br />h2, <br />d2, In, Feet <br />s, in <br />in <br />Slope Ratio <br />in <br />S!opq Ratio <br />Percent <br />Feet <br />Feet <br />4;1 <br />3:1 <br />4:1 <br />3:1 <br />0 <br />3.0 <br />12.0 <br />9.0 <br />3.0 <br />12.0 <br />9.0 <br />3 <br />3.0 <br />10.7 <br />8.3 <br />3.3 <br />1 S.0 <br />10.9 <br />6 <br />3.0 <br />9.7 <br />7.6 <br />3.6 <br />19.0 <br />13.2 <br />9 <br />3.0 <br />8.8 <br />7.1 <br />3.9 <br />24 A <br />16.0 <br />12 <br />3.0 <br />8.1 <br />6.6 <br />4.2 <br />32.3 <br />19.7 <br />