UK CPCS Excavator Theory Exam Practice Questions - UK CPCS Excavator Theory Exam

When backfilling a trench, why is it important to compact the fill material in layers?

To prevent the ground from becoming too hard. To reduce the overall weight of the backfill. To ensure stable ground conditions and prevent future settlement. To save time and reduce labour costs.

Correct Answer:

To ensure stable ground conditions and prevent future settlement.

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