Permit Required Confined Spaces

OSHA PRCS citations @ University (Steam Vault & $235K)

OSHA cited three employers – a University, a Mechanical contractor and an HVAC contractor – for exposing workers to permit-required confined space hazards associated with underground steam vaults. Proposed penalties for the three companies total $235,962.  OSHA received an employer-reported referral from the mechanical contractor after an employee suffered burns from a release of steam […]

2019 Summary of U.S. Agricultural Confined Space-Related Injuries and Fatalities (Purdue University)

Since the 1970’s Purdue University’s Agricultural and Biological Engineering Department has been documenting and investigating incidents involving grain storage and handling facilities at both commercial and on-farm locations. Beginning in 2013, the effort was expanded, with support from a U.S. Department of LaborSusan Harwood Training Grant, to include incidents involving grain transport vehicles (trucks, wagons,

How does a 10-day old water valve pit obtain a 9.2% Oxygen atmosphere?

Another Fatality OSHA Case file involving a Water Valve Pit (Hazard Information Bulletin regarding Asphyxiation Hazard in Pits: Potential Confined Space Problem) – a SINGLE entrant (the job foreman), a would-be-rescuer, and potentially another would-be-rescuer.  The water valve pit was 7 ft in diameter and 16 ft deep.  The vault contained a 12″ water main

Water Valve Pits are Permit-Required Confined Spaces (1926 Subpart AA – Confined Spaces in Construction)

We go all the way back to 1996 and OSHA issued a Hazard Information Bulletin regarding Asphyxiation Hazard in Pits: Potential Confined Space Problem.  Fast forward 23 years later and we have this:  At 2:23 p.m. on July 8, 2019, a worker employed by a utilities construction company was working in an underground vault. He

Double Block and Bleed – OSHA vs API

The only OSHA standards that make mention of the phrase “Double Block and Bleed” (DB&B) are its Permit-Required Confined Space (PRCS) standards. In both 1910.146(b) and 1926.1203, OSHA defines a DB&B as: the closure of a line, duct, or pipe by closing and locking or tagging two in-line valves and by opening and locking or

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