Hazardous Materials

PHMSA is amending the Hazardous Materials Regulations to maintain alignment with international standards by incorporating various amendments, including changes to proper shipping names, hazard classes, packing groups, special provisions, packaging authorizations, air transport limited quantities, and vessel stowage requirements. These revisions are necessary to harmonize the Hazardous Materials Regulations with recent changes made to the…...

Data show the most dangerous part of HAZMAT occurs when it is transferred between the rail or truck. PHMSA has announced a proposed rule that would protect the public by improving the safe transfer of hazardous materials to and from rail cargo and highway cargo trucks. The proposed rule would require additional employee training and…...

A portable generator containing more than 17 ounces of liquid fuel is excepted from the Hazardous Material Regulation provided the requirements in § 173.220(b)(4) are met…. Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...

A DOT Proposal will revolutionize Rail Hazmat Tank Car Safety, improve puncture resistance, limits speed, and phases out oldest from most toxic service  The safety of rail tank cars that carry the most dangerous hazardous materials will be dramatically improved under the most sweeping and revolutionary proposal in decades. The proposal requires tank cars carrying…...

Because the safety relief valve performs such a vital role in protecting the propane tank, it should be maintained and repaired by licensed propane professionals only…. Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...

I have been swamped with calls for my propane cylinder compliance booklet I have put together over the years. On a forum in Keller’s on-line site, I answered questions and one of the more popular one was regarding storing these cylinders. The fact that got many people’s attention and request for the booklet was the…...

Many people do not know that acetylene cylinders are constructed differently than regular compressed gas cylinders. They contain a porous material and acetone, in which the gas dissolves and becomes practically stable. The porous filler absorbs the acetone and eliminates large voids in which decomposition might occur. Store and use these cylinders in an upright…...

Federal Railroad Administration Notice of Safety Advisory AGENCY: Federal Railroad Administration (FRA), DOT. ACTION: Notice of FRA Safety Advisory 2003-02. SUMMARY: FRA is issuing Safety Advisory 2003-02 advising all persons involved in loading and unloading products from railroad tank cars that they cannot rely on internal excess flow valves to stop the flow of product…...

  Based on eight (8) recent enforcement investigations, conducted by the U.S. Department of Transportation, Pipeline and Hazardous Materials Safety Administration (PHMSA), Office of Hazardous Materials Enforcement (OHME), this letter is intended to notify the industry of serious safety problems and non-compliance issues regarding the maintenance, filling, transport and use of nurse tanks in anhydrous…...

On April 9, 1998, two volunteer firefighters died in Albert City, Iowa, and six responders were injured when a burning LP-Gas tank exploded in a boiling liquid expanded vapor explosion (BLEVE).  CLICK HERE for this NFPA Article on the incident…. Membership Required You must be a member to access this content.View Membership LevelsAlready a member?...

Technical documentation prepared for: Transport Canada Canadian Association of Fire Chiefs Propane Gas Association of Canada Inc. This document is intended to go with the video of the same title, and will provide the viewer with additional technical information to support the content of the video.  It is recommended that the video be viewed first,…...