29 CFR Part 1926Public Domain
Appendix F to Subpart P — Selection of Protective Systems
Subpart P — Excavations
The following figures are a graphic summary of the requirements contained in subpart P for excavations 20 feet or less in depth. Protective systems for use in excavations more than 20 feet in depth must be designed by a registered professional engineer in accordance with § 1926.652 (b) and (c).
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