Suspended Scaffolds
Catenary
A catenary scaffold is a scaffold consisting of a platform supported by two essentially horizontal and parallel ropes attached to structural members of a building or other structure. Catenary scaffolds have a maximum intended load of 500 pounds, and no more than two employees are permitted on the scaffold at one time. [29 CFR 1926 Subpart L Appendix A (r)(2)] More information on this scaffold.
Interior Hung
An interior hung suspension scaffold consists of a platform suspended from the ceiling or roof structure by fixed-length supports. Workers must inspect the strength of the roof structures before erecting the scaffold.
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3-4. What must be accomplished before erecting an interior hung suspension scaffold?
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