Engineering Catastrophes - Season 5

Catastrophe strikes as one of America's most vital freeway intersections erupts in flames and completely collapses in San Francisco; experts use the latest science to investigate how an overturned tanker truck spawned a devastating inferno.

A devastating railroad inferno takes down a vital route on a historic river crossing in Arizona; using the latest cutting-edge tech, experts investigate the remaining incinerated evidence to determine what caused such a disastrous derailment.

Tragedy strikes in Cincinnati as a sudden bridge collapse leaves one of America's busiest highways at a complete standstill; using scientific methods, expert engineers investigate and reveal how a routine demolition unfolded so disastrously wrong.

A flash flood catastrophe brings one of America's most vital highways to a complete standstill in the California desert; using scientific methods, expert engineers investigate and discover how its bridge foundations lacked a crucial element.

A catastrophic construction disaster causes a casino parking garage to collapse with fatal consequences in Atlantic City; experts investigate and uncover evidence of missing reinforcements vital for structural stability using the latest science.

A crane disastrously falls across two lanes of traffic during construction work on a landmark bridge in New York City.

An unprecedented cycle of freezing and thawing causes dramatic destruction to a landmark bridge in Pennsylvania; experts investigate and reveal how a sudden surge of icy floodwater buckled pier foundations weakened from years of erosion.

The Genoa bridge collapse takes down a symbolic crossing and becomes one of Italy's deadliest engineering disasters; experts investigate and uncover years of slow deterioration to the structure's heavily corroded concrete-encased cables.

Disaster strikes a new railway bridge as a crane collapses in the middle of major construction in Italy; experts investigate and uncover a compromise in balance with improperly positioned counterweights and a maneuver that resulted in catastrophe.

Tragedy strikes a community when a condominium complex collapses in Miami, resulting in one of the deadliest engineering disasters in American history; experts investigate and reveal potential flaws in the structure's flat slab construction.