Federal OSHA hasn’t published a construction-relevant release since July 30. NIOSH filled some of that space on Aug. 17.
The National Institute for Occupational Safety and Health, working with CPWR, the Center for Construction Research and Training, published Publication No. 2026-109: a two-page toolbox talk on confined space hazards in construction. It covers manholes, crawl spaces and tunnels, and it walks through a methane gas exposure incident as a teaching case.
What it covers
The document maps to the permit-required confined space standard for construction at 29 CFR 1926.1203 through 1209. It reinforces four things: training, atmospheric monitoring, communication between the entrant and the attendant, and emergency planning before entry rather than during rescue.
The incident it describes is illustrative and undated in the document. It isn’t a new enforcement case and shouldn’t be read as one.
Why the fundamentals keep needing restating
Confined space fatalities have a characteristic shape. The entrant goes down, stops responding, and someone goes in after them without air. Multiple-fatality confined space incidents are usually one hazard and two or three victims, and the second and third are almost always would-be rescuers.
That’s why the standard puts so much weight on the attendant role and on pre-planned rescue. The training failure isn’t usually that crews don’t know a manhole can be oxygen-deficient. It’s that nobody decided in advance who is not going in.
The enforcement gap
Worth noting what this is and isn’t. A toolbox talk is a training resource, not a rule change and not a citation. No firm is named and no penalty is attached.
But the timing is the story for safety managers. With federal OSHA’s newsroom quiet for close to four weeks, the flow of fresh, citable federal safety material has thinned, and a dated NIOSH publication is something a superintendent can put in front of a crew on Monday morning without waiting for an enforcement case to make the point.
Confined space exposure is routine on marine and bridge work of the kind running at the George Washington Bridge rehabilitation, where cable and anchorage access is part of the job.
Source: NIOSH Publication No. 2026-109, Aug. 17, 2026.