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>>> 0.45 gpd/ft2 Absorption area Soil Loading Rate, which gives a mound ratio of2.7 (minimum) <br />(this must match the soil boring log) desired mound ratio 2.7 <br />24) 15 percent site slope (0-20% range) 12 (% downslope site slope, if different than upslope) <br />I1) 12 inches, or 1.0 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) 24 inch, or 2.0 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATIONS!!!. <br />71 27.0 ft.Total ABSORPTION width (with sand beyond rockbed as follows:) <br />R) D.D ft. upslope and sideslope <br />17.0 ft. Downslope <br />Individual slope ratios give BERM widths (topsoil beyond rockbed) of: <br />QI upslope ratio 10 ft. upslope berm <br />)) 3:1 sideslope 17 ft. sideslope berms <br />)) 3:1 downslope 3D ft. downslope berm <br />Overall Dimensions: 10.0 ft. wide by 62.5 ft. long Rock bed <br />50 ft. wide by 1 97 1 ft. long Mound footprint <br />4" inspection pipe <br />18" cover on top <br />berm 1a <br />.l I., Downslope berm 30 <br />12" corer on sides <br />(6" loamy cap & 6" topsoil) <br />2.0 Clean sand lift <br />____ 1.0 Depth to Limiting <br />Larnting Coindition---------___—_ <br />Absorption Width — 27.0 <br />Note: <br />For 0 to 1% slopes, Ahsorptian Width is rneasured from the Bedequatly in both directions. <br />For slopes >1'%, Absorption Width is measured downhill from the upslope edge of the Bed <br />1) Rock Bed: <br />10.0 ft. by 62.5 ft. by inches under pipe, plus 20% gives 21 yd' or *1.4= 29 ton <br />4) Mound Sand: (note: volume is based on 3:1/4:1 slope from top of rockbed, Exchange sand for loamy cap if desired) <br />36.6 up + 154.2 downslope + 22.5 ends + 63.7 under rock =F338 yd' or *1.4= 474 ton <br />plus 20% <br />35) Loamy Cap: <br />46 ft. by 93 ft. 6" deep, plus 20% gives <br />36) Topsoil: <br />5D ft. by 47 ft. 6" deep, plus 20% gives <br />I hereby cert' that I have comp <br />s work in accordance with all ap <br />95 yd' or *1.4= 133 ton <br />108 yd' or *1.4= 151 ton <br />ordinances, rules and laws. <br />Rusty Olson"s Soil €t Perc 810 6/16/2018 <br />r Signature Company License# Date <br />