ASR Cracking in Existing Concrete: Diagnosis, Repair Limits, and Replacement
Introduction Suspected alkali-silica reaction (ASR) is not a DIY crack-repair diagnosis. Map cracking, dampness, gel-like deposits, spalling, or displaced joints can suggest ASR, but freeze–thaw damage, drying shrinkage, reinforcement corrosion, settlement, and structural movement can look similar—and can occur at the same time. Before approving an ASR-specific repair, document the distress, rule out urgent structural […]
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