NO MORE SINGLE WALL TANKS IN PLAINVILLE, MA

With the adoption of 527 CMR Board of Fire Prevention Regulations sections 4.00 and 9.00, Plainville has made double wall oil storage tanks mandatory.  The Board of Health also requires “Interior tanks shall be installed so that any basement flooding will not deteriorate or compromise the integrity of the tank.”  And if you are not familiar with it 527 CMR section 4.03:5(b) States

(b) A supply tank larger than ten gallons (38L) but not larger than 660 gallons (2500 L) shall meet the construction provisions of Standard UL 80, UL 2258 or be a secondary containment type tank meeting the following standards:

1. The primary tank shall meet the German Institute for Construction Technology (DIBt) Standard PA-V1-321, Requirements and Test Methods for Thermoplastic Tanks made from Blow Molded Polyethylene, Rotationally Molded Polyethylene and Anionic Polymerization of Plyamide-6, or an equivalent standard.

2. The secondary containment shall be provided by a liquid tight outer jacket of galvanized steel or stainless steel with a minimum 18 gauge nominal thickness.

3. A means of detecting a leak from the primary tank into the secondary tank shall be provided.