Minnesota Administrative Rules

4715.1390 SINKS.

Subpart 1.

Drain sizing.

Sinks shall be provided with waste outlets not less than 1-1/2 inches in diameter. A strainer, crossbar, or similar device shall be provided. Sinks on which a food grinder is installed shall have a waste opening of not less than 3-1/2 inches in diameter. Pot or scullery sinks must be provided with waste outlets not less than two inches in diameter.

Subp. 2.

Commercial kitchen sinks.

All pot, scullery, food preparation, and bar sinks must be connected directly to the drainage system. A floor drain constructed without a backwater valve must be installed on the individual branch serving the fixture to be protected.

Subp. 3.

Adjustable sink systems.

Adjustable tailpiece sink systems must comply with ASME Standard A 112.19.12-2006 Wall Mounted, Pedestal Mounted, Adjustable, Elevating, Tilting, and Pivoting Lavatory, Sink, and Shampoo Bowl Carrier Systems and Drain Waste Systems. The tailpiece must be of rigid construction.

Statutory Authority:

MS s 16B.59 to 16B.75; 326.37 to 326.45; 326B.101 to 326B.194; 326B.43 to 326B.49

History:

23 SR 686; 28 SR 146; L 2007 c 140 art 4 s 61; art 6 s 15; art 13 s 4; L 2008 c 337 s 64; 33 SR 2042

Published Electronically:

May 14, 2012