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2011 purplecode Mound Design <br /> www.SepticResource.com (vers 15.2) <br /> Property Owner: Norton Homes Date: 211/2018 <br /> Site Address: 650 Pinehurst Court PID: 0611723340006 <br /> Comments: Primary site <br /> instructions: � =enter data � =adjust if desired �� = computer catculated - DO NOT CHANGE! <br /> t� �bedroom Type � Residential System <br /> '� 600 GPD design ftow <br /> �� Yes Garbage disposal or pumped to septic 50% lar�er tank with multiple comp/tanks <br /> ai 2250 Gal Septic tank (code minimum) 2250 Gal Septic tank (design size / LUG req'd) <br /> Tank options: none <br /> „ 1.2 GPD/ft2 mound sand loading rate contour toading rate of 12 req's a min 50 ft. tong rockbed <br /> �.� 10.0 ft rockbed width 50.0 ft rockbed length <br /> �, 3.0 ft tateral spacing 3.0 ft perforation spacing (maximum of 3 for both) <br /> end feed manifotd connection <br /> �� �laterals 48.0 feet long 17.0 perfs / lateral 51 perfs total <br /> (1/2 a perf ineans the first perf starts at the middle feed manifotd) <br /> >> 7/32 inch perfs at �feet residuat head gives 0.56 gpm flow rate per perforation <br /> for this perf size 8 spacing, & pipe size on line 12, max perfs/lateral = 30 , tine#8 must be less --> OK <br /> io� 4.0 doses per day (4 minimum} <br /> i i� 150 galtons per dose (treatment votume) <br /> 2.00 5x <br /> i�i 2.00 inch diameter taterats must be used to meet"4x pipe votume" requirement <br /> 2.00 3x <br /> i�� 110 feet of 2.0 inch supply line leads to 19 gallons of drainback volume <br /> (Tip: "top feed" manifold to control the drainback) <br /> ��� 169 gallons TOTAL pump out volume (treatment+drainback) <br /> i�, 16 feet vertical tift from pump to mound laterals, leads to a: <br /> �c�i 29 GPM C� 25 feet of head, Pump requirement (note: >50gpm may require an extra 3-6'of head) <br /> 3'� 500 gat Dose tank�code minimum) 1300 gal Dose tank (design size / LUG req'd) at 25.49 gpi <br /> leads to a <br /> is, 6.6 inch swing on Demand float, or timed dosing of 5.8 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 /> iv� 12 inches from bottom of tank to"Pump OFF"float <br /> ,o, 19 inches from bottom of tank to"Pump ON"float, or 12 inches to'Timer ON"float if time dosed <br /> �i� ZZ inches from bottom of tank to"Hi Level"float, or 32 inches to"Hi Levet"float if time dosed <br /> ��� 739 gallons reserve tapacity (after High level Atarm is activated) <br />