29 CFR 1926 - OSHA Construction. Subpart CC - Cranes and Derricks in Construction. Now with Letters of Interpretations from OSHA. Data is current as of March 8, 2019. Table of Contents: §1926. 1400 - Scope. §1926. 1401 - Definitions. §1926. 1402 - Ground conditions. §1926. 1403 - Assembly/Disassembly - selection of manufacturer or employer procedures. §1926.