29 CFR Part 1926 - Construction Standards To assist the employer in identifying which construction industry standards apply to them, questions regarding the subparts and subsequent standards are provided to help the employer identify which are applicable to them. In addition, basic content of each subpart will be explained, and in some cases, definitions will be provided to assist the employer in understanding which subparts and standards apply to their workplace. To start this process, please click on each subpart below. Subpart C - General Safety and Health Provisions Subpart D - Occupational Health and Environmental Controls Subpart E - Personal Protective and Life Saving Equipment Subpart F - Fire Protection and Prevention Subpart G - Signs, Signals, and Barricades Subpart H - Materials Handling, Storage, Use, and Disposal Subpart I - Tools - Hand and Power Subpart J - Welding and Cutting Subpart K - Electrical Subpart L - Scaffolds Subpart M - Fall Protection Subpart N - Helicopters, Hoists, Elevators, and Conveyors Subpart O - Motor Vehicles, Mechanical Equipment, and Marine Operations Subpart P - Excavations Subpart Q - Concrete and Masonry Construction Subpart R - Steel Erection Subpart S - Underground Construction, Caissons, Cofferdams, and Compressed Air Subpart T - Demolition Subpart U - Blasting and the Use of Explosions Subpart V - Electric Power Transmission and Distribution Subpart W - Rollover Protective Structures; Overhead Protection Subpart X - Stairways and Ladders Subpart Y - Commercial Diving Operations Subpart Z - Toxic and Hazardous Substances Subpart AA - Confined Spaces in Construction Subpart CC - Cranes and Derricks in Construction General Duty Clause Additional Assistance for Construction Special Emphasis Programs Please note: Subparts A - B covers consensus standards incorporated by reference, rules of construction and other regulatory information pertaining to the OSHA standards. Subpart BB is currently reserved.