SC Grading Practice Questions - South Carolina Grading Contractor Examination Exam

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Each SCDOT embankment layer must be kept uniform and shaped to drain for the full width of the cross-section. The purpose of that shaping is to:

Trap rainfall in the lift so the soil stays saturated Create a series of fish ponds as a permit condition Prevent ponding that would raise moisture above a compactable range and weaken the lift Eliminate the need for compaction

Correct Answer:

Prevent ponding that would raise moisture above a compactable range and weaken the lift

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