The following figures are a graphic summary of the requirements contained in Article 6 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 Section 1541.1(b) and (c).
FIGURE 1 - PRELIMINARY DECISIONS
FIGURE 2 - SLOPING OPTIONS
FIGURE 3 - SHORING AND SHIELDING OPTIONS
Cal. Code Regs. Tit. 8, div. 1, ch. 4, subch. 4, art. 6, app F
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.