2-27-20 Septic Design and Plans - Laserfiche WebLink

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2011 purple code Mo u n d Design www.SepticResauree.cam (vers 15.2) Property Owner: Martin Lueck Site Address: 3250 Fox Street Comments: Date: 3/27/2020 PID: 0511723440012 instructions: = = enter data 0 = adjust if desired = = computer calculated - DO NOT CHANGE! 1) bedroom Type Residential System 2) 600 GPD design flow 3) Yes Garbage disposal or pumped to septic 50% larger tank with multiple comp/tanks 4) 2250 Gal Septic tank (code minimum) 2000 Gal Septic tank (design size / LUG req'd) Tank options: none s) 1.2 GPD/ft2 mound sand loading rate contour loading rate of F12 req's a min 50 ft. long rockbed 6) 10.0 ft rockbed width 50.0 ft rockbed length 7) 3.0 ft lateral spacing 3.0 ft perforation spacing. (maximum of 3 for both) end feed manifold connection 8) laterals 48.0 feet long 17.0 perfs / lateral 51 perfs total (1 /2 a pert means the first perf starts at the middle feed manifold) 9) 7/32 inch perfs atfeet residual head gives 0.56 gpm flow rate per perforation for this pert size Fr spacing, It pipe size on line 12, max perfs/lateral = 30 line #8 must be less > OK )o) 4.0 doses per day (4 minimum) 11) 150 gallons per dose (treatment volume) 2.00 5x i2) 2.00 inch diameter laterals must be used to meet "4x pipe volume" requirement 2.00 3x 33) 403 feet of 2.D inch supply line leads to =galLons of drainback volume (Tip: "top feed" manifold to control the drainback) 14) 219 gallons TOTAL pump out volume (treatment + drainback) is) 39 feet vertical lift from pump to mound laterals, leads to a: 16) 29 GPM @ 56 feet of head, Pump requirement (note: >50gpm may require an extra 3-6' of head) 17) 500 gal Dose tank (code minimum) 1250 gal Dose tank (design size / LUG req'd) at 25.49 gpi leads to a 18) 8.6 inch swing on Demand float, or timed dosing of7.6 min ON (confirm pump rate with drawdown (this delivers Average flow, =70% of Peak design flow) 9 hrs OFF test and adjust as necessary) 19) 12 inches from bottom of tank to "Pump OFF" float 20) 1 21 linches from bottom of tank to "Pump ON" float, orM34 inches to "Timer ON" float if time dosed 21) 24 inches from bottom of tank to "Hi Level" float, or inches to "Hi Level" float if time dosed 22) 638 gallons reserve capacity (after High Level Alarm is activated)