1999-012089 - new septic system - Laserfiche WebLink

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S,�P TESTING, INC. Steven B. Schirmers — MPCA Cert. No. 627 � 951 Katydid Lane NE • St. Michaei, MN 55376 • (612) 497-3566 . July 16 , 1995 Robert :-iare ---� 1465 Fox S�ree� � � � �k�f i y,/ ��„ Orono, �?enn. Co . , �iN This On-Site Sewage Treat,>:ent System is Designed for a Type l, five bedroom home Designed in accordance with the Minnesota Pollution Control Agency Cha�ter 70E0 and local ordinances . This siLe has an existing Non-Conforming system which is less than 3 ' from the highest known saturated layer of soil (mottled soil ) . Soil Borings in the area oi the existing system indicated mottled soil at 18" to 30" below the surface . The existing tanks & pumping chamber may be used upon a�proval by the local Inspector . The tanks must be water tight. The manhole on the pumping chamber is a block type and must be replaced & surface runoff diverted away from the tanks if used . The soils on this site are a clay loam. Mottled Soil was located at 24" & 26" . Due to the seasonally saturated soil a Pressurized Mound System must be installed to treat septic effluent. The rock bed must be located at least 3 ' above the seasonally high water table. The soils at a depth of 12" have a percolation rate averaging 6 . 1 min/inch. A pump�ng chamber will need to be installed to lift the effluent to the treatment area . The property lines are approximated and must be located prior to installing the system to the south & east. The manifold and supply line pipe must have back drainage to the pumping chamber . The distribution pipes shall have their ends capped . Be sure the rock and sand fill material-+are clean. The sod layer below the entire mounded area must be turned over, just break up the sod, be sure not to over work. The power supply and switches must be located outside the manhole and pumping chamber in a weather proof enclosure . A warning device must be installed with a light and sound device, this is in case of a pump failure . CONT' D