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SEPTIC SYSTEM APPROVAL <br /> 100 ( 0 (-,o <br /> O O <br /> CITY of ORONO <br /> Municipal Offices <br /> Street Address: Mailing Address: <br /> 2750 Kelley Parkway P.O. Box 66 <br /> Orono, MN 55356 Crystal Bay, MN 55323-0066 <br /> Owner Don Russell Phone (Home)763-475-3273 (Work) <br /> Address 3520 Watertown Rd City Orono State MN Zip <br /> Site Evaluator Bob Koch State License# 193 Phone# 763-479-2637 <br /> Type of Establishment: Single Family X Multi Family <br /> Commercial Est. Gallons Per Day 600 <br /> No. Potential Bedrooms 4 Slope: 10% <br /> Depth of Sand: Upslope: 1 feet Downslope: 2 feet Soil Sizing Factor 0.83 <br /> Perc Rates P-1 6 P-2 5.2 P-3 5.7 P-4 P-6 P-7 <br /> Restricting Layer Depth B-1 34" B-2 36" B-3 28" B-4 31" B-5 _ B-6_ <br /> Type of Treatment System: <br /> Standard X Alternative Other Performance <br /> Pressurized Mound System X At-Grade System <br /> Gravity Trenches System Pressurized Trench System <br /> Gravity Trenches W/Lift Pressurized Bed System <br /> Holding Tank W/Alarm <br /> Septic Tank Size 1000 # of Tanks 2 Lift Tank Size 1000 <br /> Pump Brand GPM 40 Head 29 <br /> Treatment System: <br /> Minimum Square Feet with 9 inches of rock below pipe <br /> Bed (10*55) Mound Treatment Area 81*46 <br /> THIS IS NOT A PERMIT. This is a design approval form which must accompany the site plan. A <br /> permit must be issued to a licensed septic contractor prior to installation. <br /> NOTICE TO INSTALLERS: Any changes to the approved plans must have prior approval of the <br /> inspector(952-249-4600) Call for inspection 24 hours in advance. <br /> ALL DRAINFIELD AREAS MUST BE FENCED OFF prior to building site excavation and <br /> fencing must remain in place until final site grading. Approval to pour footings will not be granted <br /> until the Inspections Department has verified the primary and alternate sites are protected. <br /> NO VEHICULAR TRAFFIC OF ANY KIND is allowed within 20'of tested drainfield sites ever. <br /> ACCEPTED X DENIED By the City of Orono subject to existing regulations and the <br /> following conditions: <br /> 1) 1.5' soil on top of mound, F soil on sides of mound. <br /> 2) Sand placement must follow design. <br /> 3)Alarm must be placed inside house. <br /> 4)An effluent filter is recommended in pump tank. <br /> 5)A variance is approved to go within 15' of property line. <br /> 6 Old tanks can be used if they are watertight. <br /> By: �k ax< ) 1— -I 'Q L1 <br /> Matt Bolterman, On-Site Systems Manager Date <br /> Telephone(952)2494600 • Fax(952)2494616 <br /> www.ci.orono.mn.us <br />