Laserfiche WebLink
2011 purple code Mound Design <br /> www.SepticResource.com (vers 15.2) <br /> Property Owner: Brian Merz Date: 10/7/2016 <br /> Site Address: Lot 1 blk 1 White Oak Funk Add. PID: <br /> Comments: Add to primary system to make it a 5 bedroom system <br /> instructions: =enter data =adjust if desired = computer calculated - DO NOT CHANGE! <br /> 1) ? bedroom Type i Residential System <br /> 2) 96 GPD design flow <br /> 3) Yes Garbage disposal or pumped to septic 50% larger tank with multiple comp/tanks <br /> al 0 Gal Septic tank (code minimum) 0 Gat Septic tank (design size / LUG req'd) <br /> Tank options: none <br /> 5) 1.2 GPD/ft2 mound sand loading rate contour loading rate of 12 req's a min 8 ft. long rockbed <br /> 6) 10.0 ft rockbed width 8.0 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) 3 laterals 6.0 feet long 3.0 perfs / lateral 9 perfs total <br /> (1/2 a perf means the first perf starts at the middle feed manifold) <br /> 9) 1/4" inch perfs at 1 feet residual head gives 0.74 gpm flow rate per perforation <br /> for this perf size£x spacing, ti pipe site on tine 12, max perfs/lateral= 25 . tine#8 must be less--> OK <br /> lo, 4.0 doses per day (4 minimum) <br /> ,u 24 gallons per dose (treatment volume) <br /> 2.00 5x <br /> 12) 2.00 inch diameter laterals must be used to meet"4x pipe volume"requirement <br /> 2.00 3x <br /> 13) 60 feet of 2.0 inch supply line leads to 10 gallons of drainback volume <br /> (Tip: "top feed"manifold to control the drainback) <br /> 14 198 gallons TOTAL pump out volur,e (treatment+drainback) <br /> 15) 11 feet vertical lift from pump tq mound laterals, leads to a: <br /> 16) 47 GPM @ 21 feet of ead, Pump requirement (note: >50gpm may require an extra 3-6'of head) <br /> 17) 1300 gat Dose tank (code minimum) 1300 gal Dose tank (design size / LUG req'd) at 25.49 gpi <br /> leads to a <br /> 18) 7.8 inch swing on Demand float, or timed dosing of 4.2 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 /> 19) 12 inches from bottom of tank to"Pump OFF'float <br /> 20) 20 inches from bottom of tank to"Pump ON"float, or 12 inches to'Timer ON"float if time dosed <br /> 221) 23 inches from bottom of tank to"Hi Level"float, or 33 inches to"Hi Level"float if time dosed <br /> 22) 714 gallons reserve capacity (after High Level Alarm is activated) <br />