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• <br /> 23, 0.60 gpd/ftz Absorption area Ssbil Loading Rate, which gives a mound ratio of 2 (minimum) <br /> (this must match the soil boring log) desired mound ratio 2.0 <br /> 24) 5 percent site slope (0-20% range) 5 (%downslope site slope, if different than upslope) <br /> 25) 16 inches, or 1.3 ft. to edox or other limiting condition (need at least 12"to be a Type I) <br /> Treatment zone contai s 0 inches of 0%soil credit, and 0 inches of 50%soil credit. Giving a: <br /> 26, 20 inch, or 1.7 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. u ope and sideslope <br /> 10.0 ft. nslope <br /> Individual slope ratios give BERM widths (topsoil beyond rockbed)of: <br /> 20i 4:1 upstope ratio 12 ft. up+ope berm <br /> 3o) 3:1 sideslope 13 ft. sideslope berms <br /> 3) 4:1 downslope 20 ft. downslope berm <br /> 32, Overall Dimensions: 10.0 ft. wide by 62.5 ft. long Rock bed <br /> 42 ft. wide by 89 ft. long Mound footprint <br /> 4" inspection pipe <br /> 18" cover on top <br /> Upslope berm 12 } Downslope berm 20 <br /> 12" cover on sides <br /> t (6"loamy cap&6"topsoil) <br /> 1.7 Clean rid lift <br /> 1.3 Depth Ito Limiting <br /> Limiting Condition " __ — _ __ _ <br /> Absorption Width 20.0 i __ __ -- ___ _ a <br /> Note: <br /> For 0 to 1%slopes, Absorption Width is measured from the Bedequally in both directions. <br /> For slopes >1%, Absorption *Ydth is measured downhill from the upslope edge of the Bed <br /> 33, Rock Bed: <br /> 10.0 ft. by 62.5 ft. by 6 I inches under pipe, plus 20%gives 21 yds 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 /> 35.3 up + 74.7 downslope + 11.1 ends+ 44.4 under rock= 199 yd3 or"1.4= 278 ton <br /> plus 20% <br /> 35) Loamy Cap: <br /> 38 ft. by 85 ft. 6"deep, plus 20%gives 72 yds or"1.4= 101 ton <br /> 36) Topsoil: <br /> 42 ft. by 89 ft. 6"deep, plis 20%gives 83 yds or"1.4= 116 ton <br /> I hereby certi that I have completed this work in accordance with all applicable ordinances, rules and laws. <br /> Rusty olson's Soil @ Perc 810 8/19/2016 <br /> signer Signature Company License# Date <br />