TheBridgeEng · Learning from Failure

West Seattle High Bridge — near miss (2020)

United States · Design error · PSC box, long cantilever spans

Cracking in the PSC box accelerated beyond models…

Read the full case — mechanism, cause chain, code changes →

More Design error cases

Tapiola temporary pedestrian bridge (2023) · Jeongja Bridge sidewalk (정자교) (2023) · Tretten Bridge (2022) · Luțca Bridge (2022) · Corpus Christi Harbor Bridge — near miss (2022) · Hisgaura Bridge — near miss (2018)

One of 300 forensic bridge-failure case studies at TheBridgeEng — free, for engineers.