AL Runway Practice Questions - Alabama Runway Contractor Examination Exam

Spalling at a concrete joint is often caused by:

Perfect sealant performance with no debris Incompressible material in the joint, poor consolidation, or late sawing/uncontrolled cracks Excessive subbase drainage only Using white paint on markings

Correct Answer:

Incompressible material in the joint, poor consolidation, or late sawing/uncontrolled cracks

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