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September 17, 2026
hs-modot-i270-i64-before-after-coating-comparison
A sharp vertical line splits this shot in two. On the left, the original coating has failed: a dark green, weathered finish with visible rust gathering at the bolt plates and along the bottom edges. On the right, the same structure has been blasted to bare steel and recoated in a clean, uniform light gray. This is the article’s central argument in a single frame: bridge paint is a corrosion protection system, not a cosmetic choice, and this is what the difference actually looks like.

