Cracking, water leakage, efflorescence, and brown residue at a reinforced concrete tunnel wall raised concerns about embedded steel and the extent of deterioration within the section. This investigation used field testing and exploratory coring to evaluate corrosion risk and help define where further attention was needed.

When decades-old infrastructure meets corrosive sewage gases, failure isn’t just possible—it’s inevitable. Discover how Concrete Science, Inc. diagnosed and restored a critical treatment plant component, extending its life by 25 years and protecting California’s water systems from silent corrosion threats.