- Footings should be level.
- The height-to-base width ratio should be less than 4:1. Scaffolds that do not meet this requirement must be secured using ties such.
- Unstable objects, such as blocks.
- Scaffolds should be erected on adequate.
- Riggers should be secured.
- Scaffolds with a height-to-base ratio of greater than 4:1 are restrained from tipping by guying.
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