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0.45 gpolfe Absorption area Soil Loading Rate, which gives a mound ratio of(minimum) (this must match the soil boring log) desired mound ratio 2.7 percent site slope (0-20% range) �(% downslope site slope, if different than upslope) t8 inches, or F 1.S ft. to Redox or other limiting condition (need at least 12" to be a Type 1) Treatment zone contains=0 inches of 0% soil credit, and =inches of 50% soil credit. Giving a: 18 inch, or F 1.5 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATI©N51I1 27.o ft.Total ABSORPTION width (with sand beyond rockbed as follows:) 0.0 ft. upslope and sideslope 17.0 ft. Downslope Individual slope ratios give BERM widths (topsoil beyond rockbed) of: 4:1 upslope ratioITft. ft. upslope berm 3:1 sideslope ft. sideslope berms 4:1 downslope downslope berm Overall Dimensions: 10.0 ft. wide by REq ft. lung Rock bed 44 ft. wide byft. long Mound: footprint 4' inspection pipe 16' cover on top lipslope berm = .1 T 1� 1. Downslone berm 23 �� 12" cover on sides (6' loamy cap & b' topsail) 1.5 Clean sand lift __ 1.5 Depth to Limiting Limiting Condition -----------___ Width— z7.o — '—T �______—__ Absorption Note: For 0 to 1% slopes, Absorption Width is measured from the Bedequally in both directions. For slopes >I%, Absorption Wldtfi is measured downhill from the upstope edge of the bed. Rock Bed: 10.0 ft. by 63.o ft. by inches under pipe, plus 20% gives 21 yd' or'1.4- 29 ton Mound Sand: (note: volume is based on 3:114:1 slope from top of rockbed, Exchange sand for loamy cap if desired) Z9.3 up + 85.4 downslope + 11.4 ends + 43.2 under rock - 203 yd' or *1.4- 1 284 ton Pius 20% Loamy Cap; Oft. by 8S ft. 6' deep, plus 20% gives Topsoil: ®ft. by 89 ft. 6- deep, plus 20% gives 76 yd' or'1.4g 106 ton 8a yd -'or -1.4- 123 ton accordance with all applicable ordinances, rules Rusty Olson's Soil It Perc 810 9113/2018 Signature Company License# bate