Minnesota Administrative Rules
Pollution Control Agency
7080 - INDIVIDUAL SUBSURFACE SEWAGE TREATMENT SYSTEMS
7080.1990 - TANK STORAGE, TRANSPORT, AND USE.
Subpart 1. Precast reinforced concrete tanks.
Precast reinforced concrete tanks must:
A. have a method to lift the tank for an ultimate load that is four times the working load;
B. undergo proper curing to achieve a compressive strength of 4,000 pounds per square inch before transport, placement, or use; and
C. have no pipe penetration points or openings in the exterior walls or tank bottom below the tank liquid level, unless designed for a specific operational purpose and approved by the local unit of government.Subp. 2. Other tanks.
Fiberglass-reinforced polyester or polyethylene tanks must be protected against deterioration during storage.Statutory Authority:
MS s 115.03; 115.55History:
32 SR 1347Published Electronically:
October 10, 2013