09-22-1997 Council Packet - Laserfiche WebLink

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with or served by an ISTS to fulfill the requirements of Minnesota Statutes, section 115.55, subdivision 6. ISTS information provided by someone other than the property owner must meet the requirements under part 7080.0300, subpart 6. Subp. 12c. Distribution box. "Distribution box” means a device designed to concurrently and equally distribute sewage tank effluent by gravity to a soil treatment system. Subp. 12d. Distribution device. "Distribution device" means a device used to receive and transfer effluent from a supply pipe to distribution pipes or downslope supply pipes, or both. These devices are commonly known as drop boxes, valve boxes, distribution boxes, or manifolds. Subp. 12e. Distribution medium. "Distribution medium” means the material used to distribute the sewage tank effluent within a soil treatment system. This medium includes drainfield rock, gravelless drainfield pipe in a geotextile wrap, or a chambered system. Subp. 13. Distribution pipes. "Distribution pipes" means perforated pipes that are used to distribute sewage tank effluent into a distribution medium. Subp. 14. Dosing chiusber, or pump pit, or wet well. "Dosing chamber, or pump pit, or wet well" means a tank or separate compartment following the sewage tank which serves as a reservoir for the dosing device. Subp. 15. Dosing device. "Dosing device" means a pump, siphon, or other device that discharges sewage tank effluent from the dosing chamber to the soil treatment system. Subp. 15a. Drainfield rock. "Drainfield rock" means Igneous rock, or similar insoluble, durable, and decay-resistant material between three-fourths inch and 2-1/2 inches in size with no more than five percent by weight passing a three-fourths inch sieve and no more than one percent by weight passing a number 200 sieve. Materials greater than 2-1/2 inches in size shall not exceed five percent by weight. Subp. 15b. Drop box. "Drop box" means a distribution device used for the serial gravity application of sewage tank effluent to a soil treatment system. Subp. 16. Dwelling. "Dwelling" means any building or place used or intended to be used by human occupants as a Subp. 16a. Failing system, "tailing system" means system that discharges sewage to a seepage pit, cesspool, drywell, or leaching pit and any system with less than three feet of soil or sand between the bottom of the distribution medium and the saturated soil level or bedrock. In addition, any system posing an imminent threat to public health or safety as defined in subpart 19a shall be considered failing. Upgrade requirements for these systems are found under parts 7080.0060, subparts 3 and 4, and 7080.0315 or 7080.0350. Subp. 17. [Repealed, 13 SR 2752)