SMRTR Science & EngineeringSep 9, 2026Interesting Engineering

100 times faster: Swiss study shows moisture drives concrete corrosion

SMRTR summary

Moisture timing—not just carbonation or annual rainfall—drives steel corrosion in low-CO2 concrete, with wet concrete corroding up to 100 times faster than dry. This finding suggests current standards may be unnecessarily limiting greener concrete adoption.

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