A fill area will receive flatwork, but no compaction verification is available. What should be checked?
Correct Answer
B) Compaction proof.
Structural or flatwork fill should be placed and verified according to the compaction requirements.
Why This Is the Correct Answer
Structural or flatwork fill should be placed and verified according to the compaction requirements.
Why the Other Options Are Wrong
Option A: Washout control.
Washout control. addresses a neighboring field issue, but not the condition or method control required for earthwork and compaction.
Option C: Air opening.
Air opening. addresses a neighboring field issue, but not the condition or method control required for earthwork and compaction.
Option D: Clearance.
Clearance. addresses a neighboring field issue, but not the condition or method control required for earthwork and compaction.
Memory Technique
Structural is the clue; flatwork is the method check for Reviewing Site.
Reference Hint
Study anchor (closed-book): memorize Earthwork and compaction from California Building Code, California Code of Regulations Title 24. / Title 24 California Building Code site grading and backfill concepts; know the rule or calculation trigger without relying on exam-room lookup.
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