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Before authorizing the start of steel erection
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1. OSHA Subpart RSteel Erection
2. Before authorizing the start of steel erection… Concrete footings, piers, and walls has attained the necessary strength by testing,
75% of the intended min. compressive design strength
or
sufficient strength to support the loads imposed during steel erection
3. Pre-shift visual Crane inspection Safety devices, boom angle indicator, boom stops, anti-two block devices, load moment indicators
Wire rope
Hydraulic fluid levels
Tire inflation
Ground conditions (no water)
Level ground *
4. No Riding of the Headache Ball
5. No employees are to work under suspended loads
6. Multiple lift rigging
7. No more than 8 floors from the erection floor and the permanent floor
8. No more than 4 floors or 48 feet of unfinished bolting or welding above the uppermost permanently secured floor
11. Covers for Roof and Floor Openings