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2011 purple code Mound Design <br />www.SepticResource.com {vers 22,2} <br />Property Owner: Norton Homes Date: 5/22/2022 <br />Site Address: 685 Pinehurst Court PID: 0611723330012 <br />Comments: Future site <br />instructions: 0 = enter data 0 = adjust if desired = computer calculated - DO NOT CHANGE! <br />1) bedroom Type I 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 />4) 2250 Gal Septic tank (code minimum) 2250 Gal Septic tank (design size / LUG req'd) <br />Tank options: none <br />s) 1.2 GPD/ft2 mound sand loading rate contour loading rate of 12 rep's a min 62.5 ft. long rockbed <br />6) 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 perf starts at the middle feed manifold) <br />9) 7/32 inch perfs at 0feet residual head gives 0.56 gpm flow rate per perforation <br />for this perf size Et spacing, & pipe size on Line 12, max perfs/lateral = 30 line #8 must be less OK <br />10) 4.0 doses per day (4 minimum) <br />11) 188 gallons per dose (treatment volume) <br />12) 2.00 inch diameter lateraLs must be used to meet "4x pipe volume" requirement <br />(3) Meet of 2.0 inch supply line leads to ##### gallons of drainback volume <br />(Tip: "top feed" manifold to control the drainback) <br />14) ###### gallons TOTAL pump out volume (treatment + drainback) <br />15) feet vertical lift from pump to mound laterals, leads to a: <br />16) 36 GPM @ ##### feet of head, Pump requirement (note: >50gpm may require an extra 3-6' of head) <br />17) 750 gal Dose tank (code minimum) 1250 gal Dose tank (design size / LUG req'd) at 25,49 gpi <br />leads to a: I Optional Time dosing of: <br />18) ###### inch swing on Demand float, (this delivers Average flow, =70% of Peak design flow) <br />##### min ON <br />19)Minches <br />inches from bottom of tank to "Pump OFF" float ##### hrs. OFF <br />20) inches from bottom of tank to "Pump ON" float 12 inches to "Timer ON" float <br />21) from bottom of tank to "Hi Level" float ##### inches to "Hi Level" float <br />22) ###### gallons reserve capacity (after High Level Alarm is activated -demand dosed) <br />