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PlnY.�me.<Iwr.awgn �eeN«suo-r.<aur•.In�..,,,.<r Tn,<-or-`\„�,e 9 r mxua.rorowee.nxl,-�. d"n.ora �.Ikryfonrtwns ®c�ie.�c a �o,lwd enw�mu.F. aerema•Pa.s. � w..ydme M R W q mus D.nN.. ..� R.+u m"n I�.a..�ansv.sam�vF �' ® o —I— Fid<PFn oenSATHRE TW:ltrAOE.]}fiRC06 BERGQUIST R -�h CERTIFICATE OF SURVEY Rte, INC. _ ORONO PREPARED FOR: MINNESOTA NORTON HOMES Fid<PFn oenSATHRE TW:ltrAOE.]}fiRC06 BERGQUIST R -�h CERTIFICATE OF SURVEY Rte, INC. _ ORONO PREPARED FOR: MINNESOTA NORTON HOMES R 4 c r ar V9, F; 2011 purple code Mound Design www.SepticResource.com {vers 22.2) Property Owner: Norton Homes Date: 2/20/2023 Site Address: 800 Lakeview Parkway PID: 0611723430020 Comments: instructions: 0 = enter data = adjust if desired = computer calculated - DO NOT CHANGE! 1)bedroom Type I I Residential System 2) 750 GPD design flow 3) Yes Garbage disposal or pumped to septic 50% larger tank with multiple comp/tanks 4) 2250 Gal Septic tank (code minimum) 2250 Gal Septic tank (design size / LUG req'd) Tank options: Multiple tanks or compartments req'd s) 1.2 GPD/ft2 mound sand loading rate contour loading rate of 12 req's a min 62.5 ft. long rockbed 6) 10.0 ft rockbed width b3.0 ft rockbed length 7) 3.0 ft lateral spacing 3.0 ft perforation spacing (maximum of 3 for both) end feed manifold connection 8) 0laterals 61.0 feet long 21.0 perfs / lateral 63 perfs total (1 /2 a perf means the first perf starts at the middle feed manifold) 9) 7/32 inch perfs at feet residual head gives 0.56 gpm flow rate per perforation for this perf size Et spacing, Et pipe size on line 12, max perfs/lateral = 30 line #8 must be less > Ok io> 4.0 doses per day (4 minimum) u) 188 gallons per close (treatment volume) 12) 2.00 inch diameter laterals must be used to meet 'Ax pipe volume" requirement 13) 50 feet of 2.0 inch supply line leads to =gallons of drainback volume (Tip: "top feed" manifold to control the drainback) 14) 197 gallons TOTAL pump out volume (treatment + drainback) 1s) 15 feet vertical liftfromm pump to mound laterals, leads to a: 16) 36 GPM @ 23 feet of head, Pump requirement (note: >50gpm may require an extra 3-6' of head) 17) 750 gal Dose tank (code minimum) 1250 gal Dose tank (design size / LUG req'd) at 25,4q gpi leads to a: IOptional Time dosing of: 18) 7.7 inch swing on Demand float, (this delivers Average flow, =70% of Peak design flow) 5.5 min ON 19)It inches from bottom of tank to "Pump OFF" float 8.5 hrs OFF zo) inches from bottom of tank to "Pump ON" float 12 inches to "Timer ON" float 21) inches from bottom of tank to "Hi Level" float 33 inches to "Hi Level" float 22) 664 gallons reserve capacity (after High Level Alarm is activated -demand dosed) 23) 0.60 gpd/ft2 Absorption area Soil Loading Rate, which gives a mound ratio of (minimum) (this must match the soil boring log) desired mound ratio 2.0 24) 11 percent site slope (0-20% range) 11 (% downslope site slope, if different than upslope) 25) 14 inches, or 1.2 ft. to Redox or other limiting condition (need at least 12" to be a Type 1) Treatment zone contains =0 inches of 0% soil credit, and =inches of 50% soil credit. Giving a: 26) 22 inch, or F1.8 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATIONS!!! 27) 20.0 ft.Total ABSORPTION width (with sand beyond rockbed as follows:) 28) 10.0 ft. upslope and sideslope 10.0 ft. Downslope Individual slope ratios give BERM widths (topsoil beyond rockbed) of: 29) 4:1 upslope ratio 10 ft. upslope berm 30) 3:1 Isidestope 14 ft. sideslope berms 31) 1 3:1 IdownsLope 21 ft, downslope berm Overall Dimensions: 10.0 ft. wide by 63.0 ft. long Rock bed 41 ft. wide by 91 1 ft. long Mound footprint 4" inspection pipe 18" cover on top U slope berm 10 Downslope berm 21 12" cover on sides (6" loamy cap & 6" topsoil) 1.8 Clean sand lift _ 1,2 Depth to Limiting Limiting Condition ---- ---- Absorption Width 2o.D _ — ` _ — - - - Note: For 0 to 1% slopes, Absorption Width is measured from the Bedequally in both directions. For slopes ?1 %, absorption Width is measured downhill from the upslope edge of the Bed 33) Rock Bed: 10.0 ft. by ft. by ©inches under pipe, plus 20% gives 21 yd' or "1.4= 29 ton 34) Mound Sand: (note: volume is based on 3:1/4:1 slope from top of rockbed, Exchange sand for loamy cap if desired) 34.3 up + 109. Ddownslope + =ends + F-55.-61 under rock = 259 yd' or `1.4= 363 ton plus 20% 35) Loamy Cap: 37 ft. by 87 �ft. 6" deep, plus 20% gives =yd' or -1.4= 101 ton 36) Topsoil: 41 ft. by 91 ]ft. 6" deep, plus 20% gives =yd' or `1.4= 116 ton I hereby certify that I have completed this work in accordance with all applicable ordinances, rules and laws. Rusty Olson's Soil Et Perc 810 2/20/2023 ,_pyel;igner Signature Company License# Date Installer Summary 2250 gallon Septic tank (minimum) Tank options: Multiple tanks or compartments req'd auto Larger LanK witn rnuuipie corner LanKs 1250 gallon Dose tank (minimum) at 25.49 gpi 36 GPM C 23 ft. of head, Pump required 7.7 inch swing on Demand float which translates to roughly 4.9 inches of float tether length Optional Time dosing of71: :).:) minutes UN 20 inches from bottom of tank to "pump ON" float, or 8.5 hours OFF 23 inches from bottom of tank to "Hi Level Alarm" or 12 inches to "timer ON" float 33 inches to "Hi level" float 50 ft. of 2.0 inch supply linE with end feed manifold connection (Tip: "top feed" manifold to control drainback) 22 inch, or 1.8 ft. Sand Lift Mound 10.0 ft. wide by 63.0 ft. long Rock bed 3 laterals 2.00 inch diameter 61.0 ft. long 3.0 ft. lateral spacing 7/32 inch perfs 3.0 ft. perforation spacing No Effluent filter 8 alarm 3 clean out Et valve box assemblies 20.0 ft.Total sand ABSORPTION width (minimum) 0.0 ft. upslope and sideslope (sand beyond rockbed, minimum) 10.0 ft. Downslope (sand beyond rockbed, minimum) Specific slope ratios give BERM widths (topsoil beyond rockbed) of: 4:1 upslope ratio 10 ft. upslope berm 3:1 sideslope 1 14 Ift. sideslope berms 3:1 downslope 1 21 ft. downslope berm 4" inspection pipe 18" cover on top U pslope berm 10 .I i, 1.8 11 Clean sand lift Downslope berm = 12" cover on sides (6" loamy cap & 6" topsoil) _ 1.2 Depth to Limiting limiting Condition — -- — — — — — — — — — Absor tion Width -- Note: For 0 to 1% slopes, Absorption Width is measured from the 6edegUaLly in both directions. For slopes >1%, Absorption Width is measured downhill from the upslope edge of the Bed. Rock Bed: 21.0 yd3 or *1.4= 29 ton Mound Sand: 259 yd or *1.4= 363 ton Loamy Cap: 72 yd or *1.4= 101 ton Topsoil: 83 yd or *1.4= 116 ton INSPECTOR CHECKLIST auu LaKeview NamWly 6 inches under pipe calculation based on 3:1/4:1 slope from top of rockbe 6" deep 6" deep - mound ❑ WELL setbacks: 20'- 50' to sewer line req's MDH pressure test form (5 psi for 15 min) 50' to everything 100' to drainfield with shallow well PROPERTY LINES setback: 10' to everything Road setback: platted: 10' prop line. Metes Et bounds: out of road easement, or outer ditch. LAKE/ BLUFF setback: 20' for bluff. Lakes: GD _, RD _, NE _. Protected wetland Building setbacks: 10' for everything, 20' for dispersal area. WATER LINE under pressure 10' to bed,tank a sewer line. (else sewer line > 12" below) Sewer line £t tank connection (no hard 90's, long sweep 90 or 2-45's, slope minimum 1" in 8' = 1%) (no depth req's, clean out every 100', Sch 40 pipe) Septic tank and risers (water tight risers, baffles, insulated, proper depth, existing verified by pumping) Mfg _ 2250 gallons Multiple tanks or compartments req'd Riser over outlet, riser over inlet or center, and 6"+ inspection pipe over any remaining baffles. No effluent filter Ft alarm Dose tank, risers and piping (water tight risers, insulated, proper depth, drainback) mfg _ 1250 gallons Optional Time dosing of: dose pump _ 36 gpm 23 head VERIFY PUMP CURVE 5.5 min ON 8.5 hr OFF verify that installed "vertical lift from pump to laterals" is no more than design value of 15 feet float setting drop 7.7 inches at 25.5 gpi "DESIGNED" 4.9 inches approx float tether length 197.0 gal dose divided by gpi "INSTALLED" = inches float drop (field corrected LABEL pump requirements and drawdown on riser or panel Cam lock reachable from grade - 30" max. J -hook weep hole. Supply line access (no hard 90's) 2.0 inch supply pipe: Sch40, sloped 1/8"+, supported by 4" sch40 sleeve or compacted, and buried 6"+. splice box / control panel / electrical connections / Hi Level Alarm flow measurement: CT, ETM, time dosed, home water meter mound absorption area rough up mound rock dimensions 10.0 X 63.0 Sand lift depth 22 inches. (Jar test : 2" sand leaves < 1/8" silt after 30 min) Absorption Sand beyond rock 0.0 upslope 10.0 downslope Bermed topsoil beyond rockbed 10 upslope 14 sideslope 21 downslope cover depth of 12-18"+ VERIFY 3 laterals (1-2' from edge of rock) 2.00 inch pipe size (Sch40 pipe Et fittings) 3.0 ft lateral spacing H7/32 inch perforations 3.0 ft perforation spacing Air inlet at end of laterals, and at top feed manifold if necessary. VERIFY clean outs (no hard 90's) 4" inspection pipe to bottom of rock, anchored VERIFY Abandon existing system - if necessary �Re-use existing tank certification monitoring plan and type well abandonment form - if necessary Y Y 1► c 4 N � rp ' -------------- 4. a Jm b -se Y m fb 1— H N u 'S 4W O �L N W L O W r 4-d c 3 0 w 1► c 4 N � rp ' -------------- I 4. Jm -se Y m fb 1— H u 'S O N _ {p 0 � V Ia1 I a� w W V d O L Qfl 1 I C a�x aY w_ Jm -se Y m fb 1— H u Q a� w W V d O L Qfl 1 I C a�x aY