Minnesota Administrative Rules
This is an historical version of this rule part. Also view the current version.
4715.2660 VENTING OF SUMPS AND SEWERS.
Drainage piping below sewer level shall be vented in similar manner to that for a gravity system. Building sump vents shall be sized in accordance with parts 4715.2520, subpart 6, and 4715.2440, subpart 6, but in any case not less than 1-1/2 inches. Vents from pneumatic ejectors, flammable waste traps, or similar equipment shall be terminated separately at the open air.
History:
L 2007 c 140 art 6 s 15; art 13 s 4
Published Electronically:
May 14, 2012
Official Publication of the State of Minnesota
Revisor of Statutes