A contractor is excavating a trench that is 8 feet deep and 4 feet wide in Type B soil. According to Cal/OSHA excavation standards, what is the maximum allowable slope ratio for the trench walls?
Correct Answer
B) 1:1 (45 degrees)
For Type B soil under Cal/OSHA standards, the maximum allowable slope is 1:1 (45 degrees) for trenches over 5 feet deep.
Why This Is the Correct Answer
For Type B soil under Cal/OSHA standards, the maximum allowable slope is 1:1 (45 degrees) for trenches over 5 feet deep.
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A worker shows signs of heat exhaustion on a construction site. According to Cal/OSHA heat illness prevention requirements, what is the immediate required response?
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A foreman notices an employee showing signs of heat exhaustion at 2 PM when the temperature is 102°F. According to Cal/OSHA, what is the minimum rest period required in shade?