Standard Number > 1926 > 1926.803
- 1926.803 - Positive identification of persons working underground in tunnels and shafts, caissons, cofferdams, compressed air tunnels. [11/16/1977]
- 1926.803 - Request for a variance from decompression tables as delineated in 29 CFR 1926.803. [05/27/1986]
- 1926.803 - Standards for decompression chambers for use with pressurized face-tunnel boring machines. [07/23/2010]
- 1926.803 - Use of Oxygen for Decompression Underground Tunnel Workers. [05/17/1988]
- 1926.803 - Work in compressed air and underground tunnelling. [11/29/1983]
- 1926.803(e)(5) - Standards for decompression chambers for use with pressurized face-tunnel boring machines. [07/23/2010]
- 1926.803(m)(3) - Standards for decompression chambers for use with pressurized face-tunnel boring machines. [07/23/2010]

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