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verslon Mound Design Trov.Johnson�co.Wriaht.mn.us <br /> 2�� for aueslions or co�,p�ents <br /> Propetty Owner: pate: 10/8/2012 <br /> Site Address: 4360 Chfppewa tane p�p; <br /> Camments: <br /> instructions: � =reqd input � =input or default � =catcutated field "' g installer info <br /> » �bedroom Type � Residential System <br /> z} 750 GPD design flow <br /> s> No Garbage disposal or pumped to septic <br /> a� ••" 3000 Gatlon septic tank{minimurr►) Muttlp(e tanks or compartment req'd <br /> s> 1.2 GPD/#t�mound sand loading rate <br /> �> 10 ft �ockbed width 63.0 ft rockbed length <br /> � "•' 3.0 ft tateral spacing 3.0 ft pertoration spacing (default 3, range 2-3, for both) <br /> end feed manifold con�ection <br /> 8) '"'C]laterals 61 A feet tong Z1 perfs/lateral 63 perfs total <br /> s> "'• 7/32 ir�ch perfs at �feet resfduai head gives 0.56 gpm flow rate per perforatlon <br /> (3/t6"default) (2'head de#autt} <br /> for this perf size&spacing, & pipe size on Iine 12, max perfs/laterat= 30 , line#8 must be less--> OK <br /> �o) �doses per day (5 recommended, 4 minimum) {4 witt allow 2"laterats, 5 will allow 1.5") <br /> i» 150 gatlons per dose (treatment volume) <br /> i2> 1.50 inch diameter taterals (or smaller}will meet"5x pipe voiume" <br /> '�*• 2.00 inch diameter(aterals (or smatier) must be used to meet"4x pipe votume"requirement <br /> 2.00 inch diameter laterals (or smaller)wllt meet"3x pipe volume" <br /> �3} ""'�feet of 2.0 inch supply tine leads to 10 gallons of drainback voiume <br /> ("top feed"manifold to controt the drainback) <br /> �4� 160 galtons TOTAL pump out voEume (treatment+drafnback) <br /> is) 8 feet vertical lift from pump to dispet'sal area, leads to a: <br /> �6� '"* 36 GPM� 16 feet of head, Pump requirement note: >50gpm may require an extra 3-5'of head <br /> i�> """ '1500 ga!Dose tank{minimum) at approxfmatety 36.00 gpi <br /> teads to a <br /> �s� `"" 4.4 inch swing on Demand float, or timed dostng of 4.4 min ON (confirm pump rate with drawdown <br /> {<f00%of destgn fiow requires a larger OFF tirne) 4.7 hrs OfF test and adjust as necessary) <br /> i�� 12 inches from bottam of tank to"pump OFF"float, and/or to cover pump <br /> 20� �k� 16 inches from bottom of tank to"pump ON"float, or 15 inches to"timer ON"float <br /> 2t� ""* 19 inches from i�ottom of tank to"hEi Level"float (add 5-15 iaches if Time Dosed) <br />