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2011purplecode Mound Design <br /> wHnv.SepticResource.com (vers 12.6) <br /> Property Owner: Shawn Bergerson Date: 4/13/2015 <br /> Site Address: 50 Cristofori Ctrde PID: <br /> Comments: <br /> instructtons: �=site specific'rnput �=adjust Sf desired �=self-calculated(DO NOT ADJUST) <br /> i� �bedroom Type � Residential System <br /> z) 750 GPD design ftow <br /> 3� No Garbage disposal or pumped to septic 2-1250 gallons <br /> a� 2500 GaL Septic tank(code minimum) 2500 Gal Septic tank(design size/LUG req'd) <br /> Tank options: none <br /> s� 1.2 GPD/ft�mound sand loading rate <br /> 6> 10 ft rockbed width 62.5 ft rockbed length <br /> » 3.0 fY laterat spacing 3.0 ft perforation spacing (maximum of 3 for both) <br /> end feed manifold connection <br /> a� �laterats 6fl.5 feet long 21.0 perfs/laterat 63 perfs total <br /> (112 a perf ineans the first perf starts at the middte feed manifold) <br /> v1 1/4" inch perfs ai �feet residual head gives 0.74 gpm flow rate per perforation <br /> for this perf size&spacing,&pipe size on line 12,max perfs/lateral= 25 ,line#8 must be less--> OK <br /> io> 4.0 doses per day {4 minimum) <br /> i p 188 galtons per dose (treatment votume) <br /> �z> 2.00 inch diameter laterats(or smaller)will meet"Sx pipe votume" <br /> 2.00 inch diameter taterals(or smaller)must be used to meet"4x pipe volume"requirement <br /> 2.OQ inch diameter laterals(or smaller)will meet"3x pipe volume" <br /> t3� 55 feet of 2.0 inch supply Une leads to�9 gallons of drainback volume <br /> (Tip:"cop feed"manifold to control the drainback) <br /> ia� 197 gallons TOTA�pump out volume(treatment+drainback) <br /> is7 15 feet verticat lift from pump to dispersal area,leads to a: <br /> ib� 47 GPM @ 24 feet of head, Pump requirement (note:>50gpm may require an extra 3-6'of head) <br /> i7} 1250 gal Dose tank(code minimum) 1250 gat Dose tank{design size/LUG req'd} at 20.00 gpi <br /> teads to a <br /> is) 9.9 inch swing on Demand itoat, or timed dosing of 4.2 min ON (confirm pump rate with drawdown <br /> (to deliver Average flow, 66%of Peak design flow) 9 hrs OFF test and adjust as necessary) <br /> �y� 12 inches from bottom of tank to"Pump OFF"float <br /> zo) 22 inches from bottom of tank to"Pump ON"float,or 12 inches to'Timer dN"float if time dosed <br /> 2t> 25 inches from bottom of tank to"Hi Level"float,or 35 inches to"Hi Level"float if time dosed <br /> z?) 750 gatlons reserve capacity (after High Level Alarm is activated) <br /> I <br /> i <br /> i <br /> ,I <br /> i <br /> i <br /> i <br /> � <br />