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0 <br />INSPECTOR CHECKLIST -gravity trenches <br />2465 French Lake Rd <br />WELL setbacks: 20'-50' to sewer line req's MDH pressure test form (5 psi for 15 min) <br />PROPERTY LINES setback: <br />Road setback: <br />LAKE / BLUFF setback: <br />Building setbacks: <br />WATER LINE under pressure <br />50' to everything 100' to drainfield with shallow well <br />10' to everything <br />platted: 10' prop line. Metes It bounds: out of road easement, or outer ditch. <br />20' for bluff. Lakes: GD , RD _, NE _. Protected wetland . <br />10' for everything, 20' for dispersal area. <br />10' to bed,tank Et sewer line. (else sewer > 12" below) <br />Sewer line ft tank connection (no hard 90's, long sweep 90 or 2-45's, slope minimum 1" in 8' = 1%) <br />(no depth req's, clean out every 100', Sch 40 pipe) <br />Septic tank and risers (water tight risers, baffles, insulated, proper depth, existing verified by pumping) <br />Mfg-- 2000 gallons multiple tanks or compartments req'd <br />Riser over outlet, riser over inlet or center, and 6"+ inspection pipe over any remaining baffles. <br />El No effluent filter l3 alarm <br />FOR PUMP TO GRAVITY: <br />Dose tank, risers and piping (water tight risers, insulated, proper depth, drainback) <br />Mfg 1000 gallons <br />dose pump 20 gpm 17 head Optional Time Dosing of: <br />VERIFY PUMP CURVE 8.5 min ON 8.4 hr OFF <br />(pump curve can not exceed 45 gpm @ 17 head) <br />verify that installed "vertical lift from pump to laterals" is no more than design value of 15 feet <br />float setting drop 7.3 inches at 23.00 gpi "DESIGNED" 4.7 "approx tether length <br />169.0 gal dose divided by gpi "INSTALLED" _ " float drop (field correct( <br />LABEL pump requirements and drawdown on riser or panel <br />Cam lock reachable from grade - 30" max. J -hook weep hole. Supply line access (no hard 90's) <br />splice box / control panel / electrical connections <br />flow measurement: CT, ETM, time dosed, home water meter <br />2.0 inch supply pipe: Sch40, sloped 1/8"+, supported by 4" sch40 sleeve or compacted, and buried 6"+. <br />END PUMP TO GRAVITY. <br />e gravity supply pipe: Sch40 or 35, sloped 1/8"+, supported by 4" sch40 or compacted, and buried 6"+. <br />7 Trenches T wide 37 feet long (sewer pipe) <br />or 256.2 total lineal feet <br />El Rock depth below pipe 6 inches <br />ElRock bottom elevation 24.0 inches from Grade to bottom of rock (max) <br />ecover depth of 12"+ VERIFY <br />4" inspection pipe to bottom of rock, anchored VERIFY <br />19 <br />Abandon existing system - if necessary <br />monitoring plan and type <br />well abandonment form - if necessary <br />=Re -use existing tank certification <br />