29 CFR 1926 – OSHA Construction. Subpart S - Underground Construction, Caissons, Cofferdams and Compressed Air. JULY 2016 EDITION. Table of Contents: §1926. 800 - Underground construction. §1926. 801 - Caissons. §1926. 802 - Cofferdams. §1926. 803 - Compressed air. §1926. 804 - Definitions applicable to this subpart. Appendix A to Subpart S of Part 1926 - Decompression Tables.
