Emergency Response

How many chemicals have an assigned IDLH level?

Not a question we must know the answer to in order to be safe, but one that an old emergency responder ponders and now we know… The National Institute of Occupational Safety and Health (NIOSH) defines an immediately dangerous to life or health condition as a situation “that poses a threat of exposure to airborne […]

BFD Ammonia Fatality Radio Traffic w/ timeline

This fatal anhydrous ammonia accident occurred in March 2016 at a seafood processing plant in Boston, MA.  The Boston Fire Department (BFD) is one of the top fire departments in the United States.  These radio communications are being shared as a “learning opportunity” for SAFTENG members.  Not only is the radio traffic telling by the

BLEVE vs. HIT

Once again I turn to the professionals up North to provide us with some great information.  Transport Canada has once again done an excellent job explaining the difference between a Boiling Liquid Expanding Vapor Explosion (BLEVE) and a Heat-Induced Tear (HIT) type explosion.  So often when we see the large fireball, we will call the

PHMSA’s New Cylinder “Special Permit” authorizes an extension of the 15-year service life of certain carbon fiber reinforced aluminum-lined cylinders (DOT-CFFC)

The U.S. Department of Transportation’s (DOT) Pipeline and Hazardous Materials Safety Administration (PHMSA) has announced it has issued a special permit to authorize the extension of the 15-year service life of certain carbon fiber reinforced aluminum-lined cylinders (DOT-CFFC) that are used in self-contained breathing apparatuses by fire departments and first responders.

Where Did “Shelter-in-Place” Come From?

Last week was the anniversary of the anhydrous ammonia truck accident in Houston back in 1976 and out of that incident came what we call “Shelter-in-Place”.  About 11:08 a.m., on 11 May 1976, a Transport Company of Texas MC 331 tractor-semi trailer transporting 7,509 gallons of anhydrous ammonia struck and penetrated a bridge rail on

Scroll to Top