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L44u watertown KOad <br />El WELL setbacks: 20'- 50' to sewer line req's MDH pressure test form (5 psi for 15 min) <br />50' to everything 100' to drainfield with shallow well <br />PROPERTY LINES setback: 10' to everything <br />Road setback: platted: 10' prop line. Metes it bounds: out of road easement, or outer ditch. <br />LAKE/ BLUFF setback: 20' for bluff. Lakes: GD _, RD _, NE Protected wetland _. <br />Building setbacks: 10' for everything, 20' for dispersal area. <br />WATER LINE under pressure 10' to bed,tank a sewer line. (else sewer line > 12" below) <br />❑ Sewer line Et tank connection (no hard 90's, long sweep 90 or 2.45's, slope minimum 1" in 8' = 1%) <br />(no depth reqs, clean out every 100', Sch 40 pipe) <br />F7 Septic tank and risers (water tight risers, baffles, insulated, proper depth, existing verified by pumping) <br />Mfg 2250 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 />No effluent filter & alarm <br />Dose tank, risers and piping (water tight risers, insulated, proper depth, drainback) <br />mfg 1250 gallons <br />Optional Time dosing of: <br />dose pump 36 gpm 22 head VERIFY PUMP CURVE 6.1 min ON 8.5 hr OFF <br />verify that installed "vertical lift from pump to laterals" is no more than design value of 9 feet <br />float setting drop 5.2 inches at41.7 gpi "DESIGNED" 3.6 inches approx float tether length <br />218.0 gal dose divided by gpi "INSTALLED" = inches float drop (field corrected <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 />2.0 inch supply pipe: Sch40, sloped 118"+, supported by 4" sch40 sleeve or compacted, and buried 6"+. <br />splice box / control panel / electrical connections <br />flow measurement: CT, ETM, time dosed, home water meter <br />mound absorption area rough up <br />mound rock dimensions 10.0 X 63.0 <br />Sand lift depth 22 inches. (Jar test : 2" sand leaves < 118" silt after 30 min) <br />Absorption Sand beyond rock 0.0 upslope 17.0 downslope <br />Bermed topsoil beyond rockbed 14 upslope 17 sideslope 21 downslope <br />cover depth of 12-18"+ VERIFY <br />3 laterals (1-2' from edge of rock) <br />2.00 inch pipe size (5ch40 pipe a fittings) <br />3.0 ft lateral spacing <br />e 7132 inch perforations <br />3.0 ft perforation spacing <br />Air inlet at end of laterals, and at top feed manifold if necessary. VERIFY <br />clean outs (no hard 90's) <br />4" inspection pipe to bottom of rock, anchored VERIFY <br />Abandon existing system - if necessary Re -use existing tank certification <br />monitoring plan and type <br />well abandonment form - if necessary <br />