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

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Which compaction roller is best suited to cohesive clay or silt backfill alongside a box culvert or trench, according to ACPA?

A sheepsfoot roller A steel-wheeled roller intended for coarse slag and graded rock A plate vibrator used only on clean, open-graded stone No roller is effective in clay

Correct Answer:

A sheepsfoot roller

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