OSHA's 2011 Top 10 Most Frequently Cited Violations

1. Scaffolding (C)
2. Fall Protection (C)
3. Hazard communication
4. Respiratory protection
5. Lockout/tagout
6. Electrical: wiring
7. Powered industrial trucks
8. Ladders (C)
9. Electrical systems design
10. Machine guarding
    C= Construction standard
    
    

The image above shows a worker using a pneumatically powered saw, rather than one powered by gasoline, to reduce the buildup of carbon monoxide in a confined area.