29 CFR 1926 – OSHA Construction. Subpart O - Motor Vehicles, Mechanized Equipment, and Marine Operations. January 2017 edition. Table of Contents: §1926. 600 - Equipment. §1926. 601 - Motor vehicles. §1926. 602 - Material handling equipment. §1926. 603 - Pile driving equipment. §1926. 604 - Site clearing. §1926. 605 - Marine operations and equipment. §1926.