Minnesota Administrative Rules

4715.2160 CONNECTIONS SUBJECT TO BACK PRESSURE.

Where a potable water connection is made to a line, fixture, tank, vat, pump, or other equipment with a hazard of backflow or back-siphonage, where the water connection is subject to back pressure, and an air gap cannot be installed, the administrative authority may require the use of break tank and booster pump or, where conditions permit, an approved reduced pressure zone backflow preventer. A partial list of such connections is as follows: chemical lines, dock water outlets, individual water supplies, industrial process water lines, pressure tanks, pumps, steam lines, and tanks and vats-bottom inlets.

Statutory Authority:

MS s 326.37 to 326.45; 326B.43 to 326B.49

History:

L 2007 c 140 art 6 s 15; art 13 s 4

Published Electronically:

May 14, 2012