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•version • Troy.Johnson(c�co.Wright.mn.us <br /> ' 2,p Mou n Des�gn for questions or comments <br /> Property Owner: Joann Watson Date: 6l28/2012 <br /> Site Address: 1925 Fox St., Orono PID: <br /> Comments: <br /> instructions: � = req'd input � =input or default � =calculated field 't' = instalter info <br /> t� �4 bedroom Type � Residential System <br /> 2) 600 GPD design flow <br /> 3> No Garbage disposal or pumped to septic <br /> a� *** 200Q Galton septic tank(minimum) Multiple tanks or compartment req'd <br /> s� 1.2 GPD/ftZ mound sand loading rate <br /> 6� 10 ft rockbed width 50.0 ft rockbed length <br /> �� '�"" 3.0 ft tatera[spacing 3.0 ft perforation spacing {default 3, range 2-3, for both) <br /> end feed manifold connection <br /> a} ***�laterats 48.0 feet long 17 perfs / lateral 51 perfs total <br /> 9� �""� 1/4" inch perfs at �1 feet residuat head gives 0.74 gpm flow rate per perforation <br /> (3/16"default) (2'head defautt) <br /> for this perf size f�spacing, �t pipe size on tine 12, max perfs/lateral= 25 , tine#8 must be tess --> OK <br /> lo� �4 doses per day (5 recommended, 4 minimum) (4 will atlow 2" taterals, 5 will allow 1.5") <br /> i�� 150 galtons per dose (treatment volume) <br /> iz� 2.00 inch diameter laterals (or smalter) will meet"5x pipe volume" <br /> '*' 2.00 inch diameter laterals (or smallerj must be used to meet"4x pipe volume" requirement <br /> 2.00 inch diameter laterals (or smaller)will meet"3x pipe volume" <br /> �3� !"* 20 feet of 2.0 inch supply line leads to �galtons of drainback volume <br /> ("top feed"manifotd to control the drainback) <br /> ia� 153 gatlons TOTAL pump out volume (treatment+ drainback) <br /> ts) 10 feet vertical lift from pump to dispersal area, teads to a: <br /> i6� '** 38 GPM C� 16 feet of head, Pump requirement note: >50gpm may require an extra 3-6'of head <br /> »� *** 1000 gal Dose tank (minimum) at approximately 25.00 gpi <br /> leads to a <br /> la� '** 6.1 inch swing on Demand float, or timed dosing of 4 min ON (confirm pump rate with drawdown <br /> (<100%of design ftow requires a larger OFF time} 5.9 hrs OFF test and adjust as necessary) <br /> ►9> 12 inches from bottom of tank to"pump OFP'float, and/or to cover pump <br /> Zo� *'* 18 inches from bottom of tank to"pump ON"float, or 15 inches to"timer ON"float <br /> 2» *'* 21 inches from bottom of tank to"Hi Levet"float (add 5-15 inches if Time Dosed) <br /> z2� 475 gallons reserve capacity (after High Level Atarm is activated) <br />