Laserfiche WebLink
m11puMWco& Mound Design <br />www_SepticResou►ce.com (vers 14.21 <br />Property Owner. Tim Skelly <br />Date: 3/26/2015 <br />Site Address: 1150 Homestead Trail Orono, MN PID: 28182332002 <br />Comments: <br />istructions: = = enter data = adjust if desired 0 = computer calculated - DO NOT CHANGE! <br />=bedroom Type l J Residential System <br />750 1GPD design flow <br />Garbage disposal or pumped to septic <br />i 1500 Gal Septic tank (code minimum) 2500 Gal Septic tank (design size / LUG req'd) <br />Tank options: Multiple tanks or compartments req'd <br />i 4.2 GPD/fe mound and loading rate contour loading rate of 12 req's a min 62.5 ft. long rockbed <br />i 10.0 ft rockbed width 62-5 ft rockbed length <br />i 3.0 ft lateral spacing 3.0 Ift perforation spacing (maximum of 3 for both) <br />end feed manifold connection <br />i laterals 60.5 feet long 21.0 perfs / tateraL 63 perfs total <br />(112 a pert means the first perf starts at the mule feed manifold) <br />i 1 /4" inch perfs at feet residual head gives O.74 gpm flow rate per perforation <br />for this perf size a spacing, a pipe size on line 12, max perfs/lateral = 25 ,line #8 must be less --> OK <br />a� 4.0 doses per day ( 4 minimum) <br />q 188 gallons per dose (treatment volume) <br />2.00 5x <br />Y.DO inch diameter laterals must be used to meet "4x pipe voturre requirement <br />2.D0 3x <br />33 feet of 2.0 inch supply line leads to gallons of drainback volume <br />(Tip: "top feed" manifold to control the drainback) <br />194 gallons TOTAL pump out volume (treatment + drainback) <br />10 feet vertical lfft� pump to dispersal area, leads to a: <br />47 GPM 18 feet of head, Pump requirement (note: >50gpm may require an extra 3-6 of head) <br />750 gal Dose tank {Cade minimum) 1500 gal Dose tank (design size / LUG re(fd) at 34.00 gpi <br />leads to a <br />5.7 inch swing an Demand float, or timed dosing of 4-1 min ON (confirm pump rate with drawdown <br />(to deliver Average flow, 66% of Peak design flaw) 9 hrs OFF test and adjust as necessary) <br />12 inches from bottom of tank to "Pump OFF' That <br />18 inches from bottom of tank to 'Pump ON" float, or 12 inches to `Timer ON" float if time dosed <br />2t inches from bottom of tank to "Hi Level" ftaat, ar 31 inches to 'Hi Level" float if time dosed <br />786 gallons reserve capacity (after High Level Alarm is activated) <br />