Laserfiche WebLink
2011 purple code Mound Design <br /> www SepticResource.com (vers 15.2) <br /> Property Owner: Hendel Homes Date: 7/7/2017 <br /> Site Address: 425 Old Crystal Bay Road S. PID: 0411723310001 <br /> Comments: <br /> instructions: = =enter data =adjust if desired = computer calculated - DO NOT CHANGE! <br /> 1) bedroom Type �I Residential System <br /> 2) 750 GPD design flow <br /> 3) Yes Garbage disposal or pumped to septic 50% larger tank with multiple comp/tanks <br /> 41 2250 Gat Septic tank (code minimum) 2250 Gal Septic tank(design size / LUG req'd) <br /> Tank options: none <br /> 1.2 GPD/ft2 mound sand loading rate contour loading rate of 12 req's a min 62.5 ft. long rockbed <br /> c„ 10.0 ft rockbed width 63.0 ft rockbed length <br /> 7) 3.0 ft lateral spacing 3.0 ft perforation spacing (maximum of 3 for both) <br /> end feed manifold connection <br /> 8) laterals 61.0 feet long 21.0 perfs / lateral 63 perfs total <br /> (1/2 a pert means the first pert starts at the middle feed manifold) <br /> 1)) 7/32 inch perfs at =feet residual head gives 0.56 gpm flow rate per perforation <br /> for this perf size lY spacing, i3 pipe size on tine 12, max perfs/lateral= 30 , line#8 must be less Or, <br /> I n 4.0 doses per day (4 minimum) <br /> 1 n 188 gallons per dose (treatment volume) <br /> 2.00 5x <br /> 12) 2.00 inch diameter laterals must be used to meet"4x pipe volume" requirement <br /> 2.00 3x <br /> i 1) 185 feet of F 2.0 inch supply line leads to =gallons of drainback volume <br /> (Tip: "top feed"manifold to control the drainback) <br /> 141 219 gallons TOTAL pump out volume (treatment+drainback) <br /> li) 19 feet vertical lift from pump to mound laterals, leads to a: <br /> 16) 36 GPM 32 feet of head, Pump requirement (note: >50gpm may require an extra 3-6'of head) <br /> M 750 gal Dose tank (code minimum) 1300 gal Dose tank(design size / LUG req'd) at 25.49 gpi <br /> leads to a <br /> Is 8.6 inch swing on Demand float, or timed dosing of6.1 min ON (confirm pump rate with drawdown <br /> (this delivers Average flow, =70%of Peak design flow) hrs OFF test and adjust as necessary) <br /> 19, 12 inches from bottom of tank to"Pump OFF"float <br /> 2u) 21 inches from bottom of tank to"Pump ON"float, or 12 inches to'Timer ON"float if time dosed <br /> �1, 24 inches from bottom of tank to"Hi Level"float, or 34 inches to"Hi Level"float if time dosed <br /> 11) 688 gallons reserve capacity (after High Level Alarm is activated) <br />