29 C.F.R. Appendix F to Subpart P of Part 1926—Selection of Protective Systems
Title 29 - Labor
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).
Title 29: Labor
PART 1926—SAFETY AND HEALTH REGULATIONS FOR CONSTRUCTION
Subpart P—Excavations
Appendix F to Subpart P of Part 1926—Selection of Protective Systems
