Wednesday, November 4, 2020
The National Propane Gas Association (NPGA) reports that the Pipeline and Hazardous Materials Safety Administration (PHMSA) of the Department of Transportation (DOT) has approved NPGA’s petition on the requalification of DOT-specification cylinders by hydrostatic testing, also known as the volumetric expansion testing method. This action, announced by PHMSA in an Oct. 30, 2020, final rule, returns the requalification period to 12 years.