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DESIGNED FOR <br /> O U BEDROOMS. ANY INCREASE IN NUMBER <br /> OF BED <br /> ROObIS INYAUDATES THIS DESIGN. <br /> !-, c <br /> / '� /� ��`�Jose h Olson D.B <br /> p D.B.A. <br /> 1 <br /> Rusty Olson's--Soil and Percolation Testing <br /> Joseph J. Olson--MPCA License#810 <br /> 11481 Riverview Rd. NE,Hanover, MN 55341 <br /> (763)498-8779 Fax (763) 498-8290 <br /> Revised September 6,2017 <br /> NOR-SON <br /> 540 Willow Drive S <br /> Orono,Hennepin County <br /> This on-site Sewage Treatment System is partially designed for a Type 1 five-bedroom home in accordance <br /> with the Minnesota Pollution Control Agency Chapter 7080 and local ordinances. <br /> The periodically saturated soils were located at 18-28 inches(mottled soil). Due to the periodically <br /> saturated soils,a pressurized mound system with 6 inches of rock will need to be installed to treat the septic <br /> effluent.The bottom of the treatment area must be located at least 3' above the saturated soils.This system <br /> is designed with 6 inches of rock. <br /> All neighboring wells are greater than 100' from proposed treatment areas. <br /> The soils at a depth of 12"have a percolation rate averaging 8 MPI. <br /> A 2250 gallon combination septic tank is already installed. <br /> All new tanks need to be insulated if there is less than two feet of cover over the top of the tanks.Clean <br /> outs must be installed on the end of the laterals for maintenance. <br /> A 1300 gallon pumping chamber will need to be installed to lift the effluent to the treatment area.The <br /> power supply and switches must be located outside the manhole and pumping chamber in a weatherproof <br /> enclosure. A warning device must be installed with light and sound devices;this is in case of a pump <br /> failure.A flow measurement device must be installed. Including but not limited to a water meter,event <br /> counter,running time clocks or electronically controlled dosing. <br /> Nothing other than gray water,(laundry showers etc)Human water and toilet tissue should be <br /> disposed of into the septic tanks Garbage disposals are not recommended Additives must not be <br /> used,they may cause harmful damage to your septic system it is recommended that you pump the <br /> tank every year for 1 septic tank_every two years for two septic tanks <br /> Sine'e7ly. <br /> Joseph J.Olson <br /> CITY OF ORONO <br /> SEPTIC PER*T PLANWIEW <br /> INSPECTOR <br /> D_ATf ?//47//7 PERMIT NO. ?Q?-'aw <br /> APPROVED AS SUBMITTED <br /> RO APPROVED WITH CORRECTIONS AS NOTED <br /> NOT APPROVED-CORRECT&RESUBMIT <br /> These comments arc for your information. All work shall he done <br /> In full compliance with all applicable septic and zoning code. <br /> Requirements including items not specifically noted in this review. <br /> KEEP THIS PLAN SET ON SITE AT ALL TIMGS <br />