2003-P06591 - septic - Laserfiche WebLink

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� . Rusty Olson's--Soil and Percolation Testing Joseph J. Olson--MICA License#S10 11481 Riverview Rd. NE, Hanover, MN 55341 (763)498-8779 Fax(763)498-8290 September 29. 2002 L3etz Builders. 1045 k3rown Road S. Orono.. Henn.Co. This on-site Sewage Treatment System is designed for a Type 1, five bedroom home in accordance with the Minnesota Pollution Control Agency Chapter 7080 and loca(ordinances. The soils on this site are SCS soils mapped-EnB-Erin Loam.The seasonally saturated soils were loca[ed at 24"-36" (mottled soil). Due to seasonally saturated soils,a pressurized Mound System will need to be installed to treal septic ef�luent. T'he bottom of the treatment area must be located at least 3' above the saturated soils. The soils at a depth of 12"have a percolation rate averaging 13 MPI. All neighboring wells are located geater than 100' away from proposed treatment area. The existing well will need to be abandoned and a new well installed if the future site is needed. The existing tank must be abandoned. The existing building are going to be removed. A lift pump will need to be installed in the lowest level. A pumping chamber will need to be installed to lift the effluent to the treatment area. The power supply and switches must be located outside the manhole and pumping chamber in a weatherproof enclosure. A warning device must be installed with light and sound devices;this is in case of a pump failure. "l�he manifold and supply line must have back drainage to the pumping chamber. The distribution pipes shall have their ends capped. Be sure the rock and sand fill materials are dcan. The sod layer below the entire mounded area must be turned over,just break up the sod and be sure not to over work. KeeQ all heavy eauiument off of the proposed treatment areas before during and after constructiou. The area around both sites must be fenced off by the contractor before any construction begins This DesiQn is oot valid and the Sy�tem will need to be relocated if failure to nrotect the areas pro�tosed for On-Site Sewaee Treatment cecurs. Wi[h proper installation and maintcnance,this s��stem should have no problem in trea[ing septic ellluent eficctivel��. NMhing other than gray water.(laundry�,showers. etc.) Human ��ater and toilet tissue should be disposed of into thc septic tanks. Garbage disposals arc not recommended. Additi��es must not be used;they may cause harmful damagc to your scptic systcm. It is rccommcnded that you pump the tank even�year tbr I tank cvery two ycars tbr Iwo tanks. Sinctircly, , �� ' _��,��t, .oi��,n � �OROb1V�. ��l��NfBER ✓� 0 BF EDROOMS�IYAt,4flA��iEStGN.