UPDATED 10/22/2019 with new images and new explanations. UPDATE: Please see my June 2017 posting 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) In general, composite-reinforced cylinders used with self- contained breathing apparatus (SCBA) all have a 15-year maximum life span. SCBA…...
On May 17th of this year I posted the article “Emergency Response Guidebook 2012 Summary of Changes (April 2012)” pointing out some of the changes and upgrades to the 2012 edition of the DOT ERG. If your business handles Ammonia (UN1005), Chlorine (UN1017), Ethylene oxide (UN1040), Hydrogen chloride (UN1050) and Hydrogen chloride, refrigerated liquid (UN2186), Hydrogen…...
NH3 gas is COLORLESS! Check out the SDS or any data source if you think I’m kidding. What we are seeing in that “white smoke” or “cloud” is moisture in the air (i.e., humidity) condensing on the very cold NH3 gas. So the question I often get is: How much NH3 gas is needed to…...
A Muskegon-area chemical company is facing a federal penalty for failing to report an ammonia release on Labor Day to the proper authorities in a timely manner. The 1400-pound leak was well over the federal limit that requires an immediate report. By law, any release into the air of the hazardous gas over 100 pounds…...
The US Department of Transportation (DOT) and Transport Canada (TC) publish the Emergency Response Guidebook (ERG), which provides valuable information to first responders during the initial phase of a dangerous goods/hazardous materials transportation incident. A new edition of this guidebook is published every four years, the most recent edition being published in 2012. There are some changes to the…...
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TURN UP YOUR VOLUME for this one – the sounds are as telling as the sights! For those who may not be familar with a “vent and burn” scenario, here are the guidelines from the Frederal Railroad Administration. This product-removal method involves the placement of explosive charges to cut a hole (or holes) in a…...
Let’s start with a quick quiz to test our knowledge of the manufacturer’s expectations of their equipment. 1) What are the three (3) different types of inspections that an Emergency SCBA must under go? Bonus Question related to #1: Name the inspection/testing frequency for an SCBA cylinder that is composite fiber wrapped? 2) What test…...
Approximately 90 percent of hazardous materials (hazmat) injuries are due to inhalation. In general, although some solids are highly hazardous (upon physical contact with the skin or if ingested into the body), gases and liquids with high vapor pressures pose the most significant risks to responders. These chemicals are more hazardous because they can become…...
What are the mandatory elements that must be included in a baseline physical examination under 29 CFR 1910.120(q)(9)(i)? Are there mandatory exclusionary criteria? … Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...
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HHS proposes a revision to the current requirement for open-circuit self-contained breathing apparatus (OC-SCBA) remaining service-life indicators (indicators), which are devices built into a respirator to alert the user that the breathing air provided by the respirator is close to depletion. HHS intends to revise the current standard to allow greater latitude in the setting of…...
