In 1850, more than 200 soldiers died when the Basse-Chaine Bridge collapsed as they marched across.
A fire set accidentally by schoolboys destroys the railway bridge across the Menai Strait.
Two very similar disasters 48 years apart as locomotives and wagons plunged from the viaduct into the river below.
A span under construction collapses and prompts new standards for the design of box girder bridges.
A fierce ice storm causes large chunks of ice to jam against the abutments and cause a complete collapse.
An eight lane road bridge over the Mississippi collapses into the river during evening rush hour.
The railway viaduct, which was a popular tourist attraction, is destroyed by a powerful tornado.
A commuter train is lucky to avoid disaster as two spans of the viaduct collapse into the Broadmeadow Estuary.