11-15-2018 Septic Design - Laserfiche WebLink

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u. 0.45 gpd/fe Absorption area Soil Loading Rate, which gives a mound ratio of 2.7 (minimum) (this must match the soil boring log) desired mound ratio 1 2.7 12 percent site slope (0-20% range) 12 (% downslope site slope, if different than upslope) 16 inches, or 1.3 ft. to Redox or other limiting condition (need at least 12" to be a Type 1) Treatment zone contains inches of 0% soil credit, and inches of 50% soil credit. Giving a: 20 inch, or 1.7 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATIONS!!! 27A ft.Totdl ABSORPTION width (with sand beyond rockbed as follows:) 0.0 ft. upslope and sideslope 17.D ft. Downslope Individual slope ratios give BERM widths (topsoil beyond rockbed) of: 4:1 upslope ratio 10 ft. upslope berm 3:1 sideslope 15 ft. sideslope berms 3:1 downslope 25 ft. downslope berm Overall Dimensions: Li� ft. wide by 63.0 ft. long Rock bed ft. wide by L93 ft. long Mound footprint 4" inspection pipe (— 18" cover on tap Upslope berm I �O 1.7 1 1.3 Lirrllt'r g Corlditiorf Clean sand lift Depth to Limiting ---------------- Absorption Width Downslope berm 25 12" cover on sides (6" loamy cap & 6" topsoil) 27.0 - - { -. Mote: For 0 to 1% slopes, Absorption Width is measured from the Bedequatly in both directions. For slopes >1%, Ahsorptron Width is measured downhill from the upstope edge of the Bed Rock Bed: 1a.a ft. by 63.0 ft. by inches under pipe, plus 20% gives =yd' or *1.4= 29 ton Mound Sand: (note: volume is based on 3:1/4:1 slope from top of rockbed, Exchange sand for loamy cap if desired) 30.2 up + 113.0 downslope + 16.6 ends + 52,9 under rock = 255 yd' or *1.4= 357 ton plus 20% Loamy Cap: 41 fit. by 89 ft. 6" deep, plus 20% gives 36) Topsoil: F-87203 or *1.4= 115 ton 45 ft. by 93 ft. 6" deep, plus 20% gives 93 yd' or *1.4= 130 ton I hereby certify that I have completed this work in accordance with all applicable ordinances, rules and laws. Rusty Olson"s Soil Et Perc 810 11/14/2018 Designer Signature Company License# Date