TheBridgeEng · Learning from Failure
United States · Earthquake · 42 deaths · double-deck RC viaduct
1950s non-ductile detailing: short laps, minimal ties, brittle pedestal joints…
Read the full case — mechanism, cause chain, code changes →
Ava (Inwa) Bridge (2025) · Palu IV (Ponulele) Bridge (2018) · Aso Ōhashi Bridge (2016) · Bohol quake bridges (2013) · Avon River bridges (Christchurch) (2011) · Américo Vespucio Norte overpasses (2010)
One of 300 forensic bridge-failure case studies at TheBridgeEng — free, for engineers.