Laserfiche WebLink
2011 purple code Mound Design <br />wwuv.SepticResource.com (vers 152) <br />Property Owner: Terry Butler Date: 10/23/2016 <br />Site Address: 2300 Longview Circle PID: 0311723230018 <br />Comments: <br />instructions: = = enter data = adjust if desired computer calculated - DO NOT CHANGE! <br />I =3 bedroom Type �I Residential System <br />21 450 GPD design flow <br />,) Yes Garbage disposal or pumped to septic 50% larger tank with multiple comp/tanks <br />a) 1500 Gal Septic tank (code minimum) 1500 Gal Septic tank (design size / LUG req'd) <br />Tank options: none <br />;) 1.2 GPD/ft? mound sand loading rate contour loading rate of 1Z req's a min 37.5 ft. long rockbed <br />o) 10.0 ft rockbed width 38.0 ft rockbed length <br />7i 3.0 ft lateral spacing 3.Q ft perforation spacing (maximum of 3 for both) <br />end feed manifold connection <br />8) =laterals 36.0 feet long 13.0 perfs / lateral 39 perfs total <br />(1 /2 a perf means the first perf starts at the middle feed manifold) <br />=inch perfs at =feet residual head gives 0.74 gpm flow rate per perforation <br />for this perf size Et spacing, Et pipe size on line 12, max perfs/lateral = 25 line #8 must be less OK <br />10) 4.0 doses per day { 4 minimum) <br />III =gallons per dose (treatment volume) <br />2.00 5x <br />i,) 2.00 inch diameter laterals must be used to meet "4x pipe volume" requirement <br />2.00 3x <br />13r 127 feet of =inch supply line leads to 22 gallons of drainback volume <br />(Tip: "top feed" manifold to control the drainback) <br />141 =gallons TOTAL pump out volume (treatment + drainback) <br />feet vertical lift pump to mound laterals, leads to a: <br />e <br />F:29 GPM C =feet of head, Pump requirement (note: >50gpm may require an extra 3-6" of head) <br />17 500 gal Dose tank (code minimum) 500 gal Dose tank (design size / LUG req'd) at �gpi <br />leads to a <br />isi ###### inch swing on Demand float, or timed dosing of4.7 min ON (confirm pump rate with drawdown <br />(this delivers Average flow, =70% of Peak design flow) 9 hrs OFF test and adjust as necessary) <br />14 12 inches from bottom of tank to "Pump OFF" float <br />]n, ###### inches from bottom of tank to "Pump ON" float, or12 inches to "Timer ON" float if time dosed <br />'i) ###### inches from bottom of tank to "Hi Level" float, or ##### inches to "Hi Level" float if time dosed <br />„) ###### gallons reserve capacity (after High Level Alarm is activated) <br />