SC Water And Sewer Lines Practice Questions - South Carolina Water And Sewer Lines Contractor Examination Exam

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ACPA defines a subtrench as a trench whose top is more than 0.1H below finished grade (or, in a roadway, lower than 1 foot below the pavement base). What is the minimum subtrench width?

Twice the trench depth The same as the pavement lane width Equal to the inside diameter only 1.33 Do, or wider if needed to compact the haunch and bedding

Correct Answer:

1.33 Do, or wider if needed to compact the haunch and bedding

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