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2011-code Multi Flow- Et Pressure Bed www.SepticResource.c omm (vers 12.6) Property Owner: JohnGueringer Date: 5/2/2013 Site Address: 535 Old Crystal Bay Rd.Orono PID: Comments: • instructions: =site specific input =adjust if desired =self-calculated (DO NOT ADJUST) i) 4 bedroom Type IV Residential System 2) 600 GPD design flow ' PRETREATMENT: (Residential strength to level A/B) 3) ( 1500 !Galton Trash trap/pimp tank to Multi-flow split tank reversed 4) 500 Galion Multi-flow unit UV tight req'd 30 gpm 10 ft heakI TREATMENT pump 48 doses per day 12.5 gal/dose(treatment) r- 5) 5) 20 feet of 2.0 inch supply tine leads to 3 gallons of drainback volume 15.5 gallons total pump out volume Timed dosing of 31 sec ON (confirm pump rate with drawdown 29.5 min OFF test and adjust as necessary) 18 inches from bottom ef tank to Timer ON float s} Hi levet Alarm to be het at r 75 %of tank capacity DISPERSAL: �} 0.60 GPD/ft2 Soil Loadink Rate 1012 ft2(code minimum) 1012 ft2(design size/LUG req'd) Treatment Level A/8 (must match soil boring log) s) 22.0 ft desired bed width, leads to a 46.0 ft bed length (25'maximum) 9) 3.0 ft lateral mating 3.0 ft perforation spacing (maximum 3 for both) end feed manifold connection 10) 7 laterals 44.0 feet long 15.0 perfs/ lateral 105 perfs total •(1/2 pert means the 1st perf starts at the middle feed manifold) 3/16 inch perfs at 1 feet residual head gives 0.42 gpm flow rate per perforation (If bed has> 1'of cover,increase residual head for cleanout reqs) for this perf size Et spacing,Et pipe size on tine 14, max perfs/Lateral= 22 , line#10 must be less--> OK 12) 4.0 doses per day (4 minimum) • 13) 150 gallons per dose (treatment volume) 14) 1.25 inch diameter lateral (or smaller)will meet"5x pipe volume" 1.50 inch diameter laterals(or smaller)must be used to meet 4x pipe volume"requirement 1.50 inch diameter Lateral (or smaller)wilt meet"3x pipe volume"