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23) 0.45 gpd/ft2 Absorption area Soil Loading Rate, which gives a mound ratio of 2.7 (minimum) <br />(this must match the soil boring log) desired mound ratio 1 2.7 <br />'•4) percent site slope (0-20% range) (% downslope site slope, if different than upslope) <br />!s) 18 inches, or 1.5 ft. to Redox or other limiting condition (need at least 12" to be a Type 1) <br />Treatment zone contains=inches of 0% soil credit, and F 70inches of 50% soil credit. Giving a: <br />:6) 18 inch, or 1.5 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATIONS!!! <br />7) 27.0 ft.Total ABSORPTION width (with sand beyond rockbed as follows:) <br />s) P1�7qOft. <br />ft. upslope and sideslope <br />Downslope <br />Individual slope ratios give BERM widths (topsoi( beyond rockbed) of: <br />9) 4:1 upslope ratio 11 ft. upslope berm <br />o) 4:1 sideslope 17 ft. sideslope berms <br />t) 3:1 downslope 20.02 ft. downslope berm <br />Overall Dimensions: 10.0 ft. wide by 32.0 ft. long Rock bed <br />41 ft. wide by 66 ft. long Mound footprint <br />4" inspection pipe <br />18" caner an top <br />Upslape berm 11 <br />le_ Downslope berm 20.02 <br />1.5 1 Clean sand lift <br />___ 1,5 Depth to Limiting <br />Lim! ting Condition <br />Absorption Width <br />12" cover on sides <br />(6" loamy cap & 6" topsoil) <br />27.0 = -- -- -_-- --_ <br />_Note:_ ' <br />For O to 1% slopes, Ahsorptidn Width is measured from the ffPdequally in both directions. <br />For slopes >1 %, Absorption Width is measured downhill from the upslope edge of the Bed. <br />i Rock Bed: <br />10.0 ft. by 32.0 ft. by inches under pipe, plus 20% gives =yd" or *1.4= 15 ton <br />Mound Sand: (note: volume is based on 3:1/4:1 slope from top of rockbed, Exchange sand for loamy cap if desired) <br />2D.3 up + 47.8 downslope + 16.1 ends + 22.5 under rock = 128 yd' or *1.4= 174 ton <br />plus 20% <br />Loamy Cap: <br />37 ft. by 62 ft. 6" deep, plus 20% gives <br />Topsoil: <br />41 ft. by 66 ft. 6" deep, plus 20% gives <br />I hereby certify that I have completed this work in accordance <br />gner Signature <br />Rusty Olson"s Soil €t Pere <br />Company <br />=yd-' or *1.4= 71 ton <br />=yd' or *1.4= 85 ton <br />all applicable ordinances, rules and laws. <br />810 8/14/2018 <br />L1Len5eif nate <br />