NM CID GS-8 Practice Questions - New Mexico CID GS-8 Earthmoving, Excavation And Ditching Examination Exam

A cohesive lift fails a density test because it is too dry. What is the correct corrective action before retesting?

Add a thicker uncompacted lift on top and retest the surface only Scarify the lift, add water uniformly, mix, and recompact Flood the lift until standing water remains and immediately roll Declare the lift Type C soil and waive compaction

Correct Answer:

Scarify the lift, add water uniformly, mix, and recompact

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