AL Sitework Practice Questions - Alabama Sitework Contractor Examination Exam

Why is moisture content critical during soil compaction?

Moisture has no effect on density for any soil Near optimum moisture, particles rearrange most efficiently under compaction energy to reach higher density Soils must always be bone-dry to compact Soils must always be fully saturated like a slurry to compact

Correct Answer:

Near optimum moisture, particles rearrange most efficiently under compaction energy to reach higher density

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