AL Water Projects Practice Questions - Alabama Water Projects Contractor Examination Exam

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A water-main trench will be 6 feet deep. At what depth must a stairway, ladder, ramp, or other safe means of egress be provided?

Only if the trench exceeds 10 feet In trenches 4 feet or more in depth Only in trenches that are also classified as permit-required confined spaces Egress is never required if a trench box is used

Correct Answer:

In trenches 4 feet or more in depth

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