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• <br /> ORONO COPY <br /> Joseph Olson D.B.A. <br /> Rusty Olson's--Soil and Percolation Testing <br /> ORONO COPY Joseph J. Olson--MPCA License#810 <br /> 11481 Riverview Rd.NE,Hanover,MN 55341 <br /> (763)498-8779 Fax (763) 498-8290 ORONO COPY <br /> September 26,2011 <br /> Charles Cudd LLC. <br /> 840 Old Crystal Bay Road <br /> Orono,Hennepin County <br /> This on-site Sewage Treatment System is designed for a Type 1,Five-bedroom home in accordance with <br /> the Minnesota Pollution Control Agency Chapter 7080 and local ordinances. <br /> The periodically saturated soils were located at 10"-28"(mottled soil).Due to the periodically saturated <br /> soils,a pressurized mound system will need to be installed to treat the septic effluent.The bottom of the <br /> treatment area must be located at least 3'above the saturated soils. <br /> The soils at a depth of 12"have a percolation rate averaging 11 MPI. <br /> All tanks need to be insulated if there is less than two feet of cover over the top of the tanks.A filter needs <br /> to be installed on the second tank.Clean outs must be installed on the end of the laterals for maintenance. <br /> Two 1250 gallon septic tanks need to be installed. <br /> Care should be taken when installing the rock bed.It must be greater than 50 feet from the existing well. <br /> A 1250 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.The manifold and supply line must have back drainage to the pumping chamber. <br /> Keep all heavy equipment off of the proposed treatment areas before,during and after construction. <br /> The area around both sites must be fenced off by the contractor before any construction begins. <br /> With proper installation and maintenance,this system should have no problem in treating septic effluent <br /> effectively.Nothing other than gray water,(laundry,showers,etc.) Human water and toilet tissue should <br /> be disposed of into the septic tanks.Garbage disposals are not recommended. Additives must not be used <br /> they may cause harmful damage to your septic system. It is recommended that you pump the septic tanks <br /> every two years. <br /> Si a ely, CITY OF ORONO <br /> s ORONO COPY SEPTIC P RMI V� <br /> Joseph J.Olson INSPECTOR. • � I <br /> DAT c{'(-t( PERMIT NO. <br /> APPROVED AS SUBMITTED <br /> IS DESIGNED FOR ® APPROVED WEB CORRECTIONS AS NOTED <br /> BEDROOMS. <br /> NOT APPROVED-CORRECT&RESUBMIT <br /> BE�RV1H11�1. INCREASE IN These comments are for your informatioc..'All work shall be dun. <br /> Of BEDROOMS I VA1 DATES THIS DESIGN in full compliance with all applicable septic and zoning coda. <br /> �f1.IMA�W THIS DESIGN. Requirements including items not specifically noted in this review. <br /> KEEL'THIS PLAN SET ON SITE AT ALL 1IMES <br />