Workers prepare to enter an excavation after rain, but no competent inspection has occurred. What is missing?
Correct Answer
C) Excavation inspection.
Excavations require inspection after conditions such as rain that can affect stability.
Why This Is the Correct Answer
Excavations require inspection after conditions such as rain that can affect stability.
Why the Other Options Are Wrong
Option A: Provide compliant cave-in protection.
Provide compliant cave-in protection. may relate to another site control, but it does not remove or guard the the hazard control exposure being tested.
Option B: Stop and evaluate.
Stop and evaluate. may relate to another site control, but it does not remove or guard the the hazard control exposure being tested.
Option D: Surcharge load.
Surcharge load. may relate to another site control, but it does not remove or guard the the hazard control exposure being tested.
Memory Technique
Hazard lock for Restarting Trench: excavations is the harm, conditions is the guard.
Reference Hint
Study anchor (closed-book): memorize cited safety control from Cal/OSHA Title 8 Construction Safety Orders; CSLB B General Building. / Cal/OSHA Title 8 cited safety control concepts; know the rule or calculation trigger without relying on exam-room lookup.
More Class B Trade Questions
A 2-inch horizontal sanitary branch must be installed at 1/4 inch fall per foot. What total fall is needed over a 24-foot run?
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A slab is 30 feet long, 18 feet wide, and 4 inches thick. How many cubic yards of concrete are needed before waste?
A footing is 80 feet long, 2 feet wide, and 12 inches deep. How many cubic yards of concrete are required before waste?
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A building pad needs 150 compacted cubic yards of fill. If the borrow material shrinks 10 percent after compaction, about how many loose cubic yards should be hauled in?
A roofing estimate shows 2,850 square feet of roof area. How many roofing squares is that?
A waterproof deck surface is 14 feet deep and must slope 1/4 inch per foot to the drain. What vertical fall is needed?