Suspended Scaffolds » Float (ship)
A float, or ship, scaffold is a suspension scaffold consisting of a braced platform resting on two parallel bearers and hung from overhead supports by ropes of fixed length.
NOTE: The requirements on this page are specific to float (ship) scaffolds only. For requirements that apply to all types of suspended scaffolds, please refer to the Two-point (swing stage) module.
- Platforms must be supported by and securely fastened to a minimum of two bearers extending at least 6 inches beyond the platform on both sides. [29 CFR 1926.452(s)(1)]
- Rope connections must not allow the platform to shift or slip. [29 CFR 1926.452(s)(2)]
- When only two ropes are used with each float [29 CFR 1926.452(s)(3)]:
- Ropes must be arranged to provide four ends that are securely fastened to overhead supports. [29 CFR 1926.452(s)(3)(i)]
- Each rope must [29 CFR 1926.452(s)(3)(ii)]:
- Be hitched to one end of the bearer.
- Pass under the platform and be hitched again at the other end.
- Leave enough rope for supporting ties.
- Each employee on a float (ship) scaffold must be protected by a personal fall-arrest system. [29 CFR 1926.451(g)(1)(i)]
For a maximum intended load of 750 pounds:
- Platforms must be made of ¾-inch plywood. [29 CFR 1926 Subpart L Appendix A (s)(2)]
- Bearers must be [29 CFR 1926 Subpart L Appendix A (s)(3)]:
- Made from 2 x 4-inch or 1 x 10-inch rough lumber.
- Free of knot and flaws.
- Ropes must have strength equivalent to at least 1 inch-diameter, first-grade manila rope. [29 CFR 1926 Subpart L Appendix A (s)(4)]