A 150-foot trench uses one access point per 25 feet in this study problem. How many access points are needed?
Correct Answer
A) 6 access points.
Using the stated spacing, 150 / 25 = 6 access points.
Why This Is the Correct Answer
Using the stated spacing, 150 / 25 = 6 access points.
Why the Other Options Are Wrong
Option B: 5 access points.
5 access points. is below the supported result for excavation access; it likely drops a required step.
Option C: 7 access points.
7 access points. is above the supported result for excavation access; it likely adds a step the rule does not support.
Option D: 25 access points.
25 access points. is above the supported result for excavation access; it likely adds a step the rule does not support.
Memory Technique
Spacing and height are guardrails made of measurements for Laying Out.
Reference Hint
Study anchor (closed-book): memorize Excavation access from Cal/OSHA Title 8; CSLB Law and Business Study Guide / Title 8 excavation access and egress; know the rule or calculation trigger without relying on exam-room lookup.
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