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Rule Title: ADDITIONAL PERFORMANCE STANDARDS FOR NEW UNDERGROUND PIPING CONNECTED TO ABOVEGROUND TANKS OR TO UNDERGROUND TANKS WITH A CAPACITY OF 660 GALLONS OR LESS USED TO STORE HEATING OIL
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Department: ENVIRONMENTAL QUALITY
Chapter: UNDERGROUND STORAGE TANKS PETROLEUM AND CHEMICAL SUBSTANCES
Subchapter: UST Systems: Design, Construction, and Installation
 
Latest version of the adopted rule presented in Administrative Rules of Montana (ARM):

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17.56.203    ADDITIONAL PERFORMANCE STANDARDS FOR NEW UNDERGROUND PIPING CONNECTED TO ABOVEGROUND TANKS OR TO UNDERGROUND TANKS WITH A CAPACITY OF 660 GALLONS OR LESS USED TO STORE HEATING OIL

(1) Primary underground piping connected to above ground tanks or to underground tanks with a capacity of 660 gallons or less used exclusively to store heating oil for consumptive use on the premises where stored may be constructed of copper provided that the piping is enclosed in secondary containment consistent with these rules.

(2) In addition to cathodically protected steel or non-metallic pipe listed for use with petroleum products and/or motor fuels, schedule 40 or greater PVC pipe and fittings may be used to provide secondary containment for heating oil tank systems subject to this rule provided that only adhesives resistant to petroleum products are used to bond PVC joints.

(3) If liquid or vapor sensors are not used to monitor the interstitial space for a release, the piping system must be installed so that any liquid released into the interstitial space will not move more than 20 feet before being visually detected in a sump or standpipe.

History: 75-11-302, 75-11-505, MCA; IMP, 75-11-302, 75-11-505, MCA; NEW, 1995 MAR p. 2488, Eff. 11/23/95; TRANS, from DHES, 1995 MAR p. 2259; AMD, 2007 MAR p. 1189, Eff. 8/24/07.


 

 
MAR Notices Effective From Effective To History Notes
8/24/2007 Current History: 75-11-302, 75-11-505, MCA; IMP, 75-11-302, 75-11-505, MCA; NEW, 1995 MAR p. 2488, Eff. 11/23/95; TRANS, from DHES, 1995 MAR p. 2259; AMD, 2007 MAR p. 1189, Eff. 8/24/07.
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