Laserfiche WebLink
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 2.7 <br /> 34, 12 percent site slope (0-20% range) 12 (%downslope site slope, if different than upslope) <br /> 22 inches, or 1.8 ft. to Redox or other limiting condition (need at least 12" to be a Type I) <br /> Treatment zone contains 0 inches of 0%soil credit, and 0 inches of 50%soil credit. Giving a: <br /> ,,,, 14 inch, or 1.2 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATIONS!!! <br /> 27 27.0 ft.Total ABSORPTION width (with sand beyond rockbed as follows:) <br /> 2s, 0.0 ft. upslope and sideslope <br /> 17.0 ft. Downslope <br /> Individual slope ratios give BERM widths (topsoil beyond rockbed) of: <br /> ,,,) 4:1 upslope ratio 9 ft. upslope berm <br /> 301 3:1 sideslope 13 ft. sideslope berms <br /> 31) 3:1 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 89 ft. long Mound footprint <br /> 4" inspection pipe <br /> 18" cover on top <br /> <Upslope berm 9 } Downslope berm 27 <br /> 12" cover on sides <br /> (6"loamy cap&6"topsoil) <br /> 1.2 Clean sand lift <br /> [ 1.8 , Depth to Limiting; <br /> Limiting Condition ___. _—_.._ -__._-- _ <br /> Absorption Width <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 ft. by 63.0 ft. by 6 inches under pipe, plus 20%gives 21 yd'or*1.4= 29 ton <br /> 14, Mound Sand: (note: volume is based on 3:1/4:1 slope from top of rockbed, Exchange sand for loamy cap if desired) <br /> 19.0 up + 81.7 downslope + 12.6 ends + 41.2 under rock = 235 yd'or*1.4= 329 ton <br /> plus 20% <br /> 35 Loamy Cap: <br /> 42 ft. by 85 ft. 6"deep, plus 20%gives 88 yd'or*1.4= 123 ton <br /> 301 Topsoil: <br /> 46 ft. by 89 ft. 6"deep, plus 20%gives 91 yd'or*1.4= 127 ton <br /> I hereby certify that I have completed this work in accordance with all applicable ordinances, rules and laws. <br /> Rusty Olson"s Soil Ft Pert 810 11/20/2017 <br /> signer Signature Company License Date <br />