07-29-2021 Septic Design - Laserfiche WebLink

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Installer Summary 2250 gallon Septic tank (minimum) Tank options: Multiple tanks or compartments req'd pub Larger tame witin muitipie comer Lanrcs 1000 gallon Dose tank (minimum) at 25,00 gpi 29 GPM C 17 ft. of head, Pump required 6.0 inch swing on Demand float which translates to roughly 4.0 inches of float tether length Optional Time dosing of: N31' minutes ON 18 inches from bottom of tank to "pump ON" float, or hours OFF 21 inches from bottom of tank to "Hi Level Alarm" or inches to "timer ON" float inches to "Hi level" float 252 ft. of 2.0 inch supply line with end feed manifold connection (Tip: "top feed" manifold to control drainback) 24 inch, or 2.0 ft. Sand Lift Mound 10.0 ft. wide by 50.0 ft. long Rock bed 3 laterals 2,00 inch diameter 48.0 ft. long3.0 ft. lateral spacing 7/32 inch perfs 3.0 ft. perforation spacing No Effluent filter Et alarm 3 clean out ft valve box assemblies 20.0 ft.Total sand ABSORPTION width (minimum) OA ft. upslope and sideslope (sand beyond rockbed, minimum) 10,0 ft. Downslope (sand beyond rockbed, minimum) Specific slope ratios give BERM widths (topsoil beyond rockbed) of: 4:1 upslope ratio 13 ft. upslope berm 4:1 sideslope 18 ft. sideslope berms 4:1 downslope 24 ft. downslope berm 4" inspection pipe 18" cover on top berm 13 I i, DownsloDe berm 24 12" cover on sides (6" loamy cap & 6" topsoil) 2.0 I I Glean sand lift _ _ 1.0 Depth to Limiting Limiting Condition "—_--_____-- Absor—vtionWidth 20.0 ----o—_ ..--- Note: For O to 1% slopes, Absorption Width is measured from the Bedequally in bath directions. For slopes ,l%, Absorption Width is measured downhill from the upslope edge of the Bed Rock Bed: 17.0 yd3 or *1.4= 24 ton 6 inches under pipe Mound Sand: 243 yd3 or *1.4= 340 ton calculation based on 3:114:1 slope from top of rockbe Loamy Cap: 79 yd3 or *1.4= 111 ton 6" deep Topsoil: 90 yd3 or *1.4= 126 ton 6" deep INSPECTOR CHECKLIST - mound