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• <br /> 23) 0.60 gpd/ft2 Absorption area Soil Loading Rate, which gives a mound ratio of I (minimum) <br /> (this must match the soil boring tog) desired mound ratio 2.0 <br /> 24) 10 percent site slope (0.20%range) 10 (%downslope site slope, if different than upslope) <br /> 25) 24 inches, or 2.0 ft. to Redox or other limiting condition (need at least 12"to be a Type I) <br /> Treatment zone contains 0 finches of 0%soil credit, and 0 inches of 50%soil credit. Giving a: <br /> 26) 12 inch,or 1.0 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATIONS!!! <br /> 27) 20.0 ft.Total ABSORPTION width (with sand beyond rockbed as follows:) <br /> 28) 0.0 ft.upslope and sideslope <br /> 10.0 ft. Downslope <br /> Individual slope ratios give BERM widths(topsoil beyond rockbed)of: <br /> 29) 4:1 upslope ratio 9 ft. upslope berm <br /> 30) 4:1 sideslope 16 ft. sideslope berms <br /> 31) 4:1 downslope 27 ft. downslope berm <br /> 32) Overall Dimensions: 10.0 ft.wide by 63.0 ft. long Rock bed <br /> 46 ft. wide by 95 ft. tong Mound footprint <br /> 4" inspection pipe <br /> 18"cover on top <br /> J<Upslope berm 1 9 I) Downslope berm 27 <br /> LIM 12" cover on sides <br /> • (6"loamy cap&6"topsoil) <br /> 1,0 Clean sand lift <br /> 2.0Depth to Limiting <br /> Limiting Condition ---------__ _ <br /> { Absorption Width~x20.0 ( � — ----- _,.__ <br /> Note: <br /> For 0 to 1%slopes,Absorption Width is measured from the Bedequally in both directions. <br /> For slopes >1%, Absorption Width is measured downhill from the upslope edge of the Bed <br /> 33) Rock Bed: <br /> 10.0 Ift.by 63.0 ft. by I' 6 inches under pipe, plus 20%gives 21 yd'or'1.4= 29 ton <br /> 34) Mound Sand: (note:volume is based on 3:1/4:1 slope from top of rockbed, Exchange sand for loamy cap if desired) <br /> 18.4 up + 96.7 downslope + 13.3 ends+ 35.0 under rock a 196 lyd3 or 1.4- 275 ton <br /> plus 20% <br /> 35) Loamy Cap: <br /> 1 42 ft. by I 91 Ift. 6"deep, plus 20%gives 85 yd'or"1.4- ( 119 ton <br /> 36) Topsoil: <br /> 46 ft. by f 95 ft. 6'deep, plus 20%gives 98 yd3 or'1.4- 137 ton <br /> I hereby cel, that I have completed this work in accordance with all applicable ordinances, rules and laws. <br /> Rusty Olson's Soil Er Perc 810 12/4/2017 <br /> 41"ner Siature <br /> f '3n Company License!! Date <br />