Patrick Kapust, deputy director of OSHA's Directorate of Enforcement Programs, and Kyle W. Morrison, S+H's senior associate editor, announced OSHA's Top 10 list in front of a crowd gathered on the Expo Floor.

For the fourth year in a row, OSHA's Fall Protection Standard (1926.501) is the agency's most frequently cited violation.

The entire list is as follows:

1. Fall Protection in Construction (1926.501)
2. Hazard Communication (1910.1200)
3. Scaffolding in Construction (1926.451)
4. Respiratory Protection (1910.134)
5. Lockout/Tagout (1910.147)
6. Powered Industrial Trucks (1910.178)
7. Electrical – Wiring Methods (1910.305)
8. Ladders in Construction (1926.1053)
9. Machine Guarding (1910.212)
10. Electrical – General Requirements (1910.303)

The data is preliminary. S+H will publish the finalized data.