29 CFR Subpart S - Underground Construction, Caissons, Cofferdams and Compressed Air
Authority:
40 U.S.C. 3701; 29 U.S.C. 653, 655, 657; and Secretary of Labor's Orders 12-71 (36 FR 8754), 8-76 (41 FR 25059), 9-83 (48 FR 35736), 1-90 (55 FR 9033), 6-96 (62 FR 111), 5-2007 (72 FR 31159), or 1-2012 (77 FR 3912), as applicable.
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