The wreckage of two catwalks is scattered through the lobby of the Kansas City Hyatt Regency Hotel on July 19, 1981.
PETE LEABO/ASSOCIATED PRESS
The wreckage of two catwalks is scattered through the lobby of the Kansas City Hyatt Regency Hotel on July 19, 1981.
CNN —  

There have been a number of deadly bridge collapses through the years, some due to structural deficiencies and others in collisions or accidents. Here’s a look back at the 10 deadliest incidents in the last half century.

READ: Pedestrian bridge collapses at a university in Miami

Hyatt Regency Walkway
Deaths: 114

Where: Kansas City, Missouri

When: July 17, 1981

The walkways on the second and fourth floor of the Hyatt Regency Hotel collapsed under the weight of guests. They then both crashed onto a crowded dance floor in the lobby. The American Society of Civil Engineers called it “one of the most devastating structural failures in U.S. history in terms of lives lost.”

Big Bayou Canot
Deaths: 47

Mark Foley/AP

Where: Outside Mobile, Alabama

When: September 22, 1993

Part of an Amtrak train fell off a trestle into the bayou and caught fire. It happened right after a barge hit a railroad bridge. Minutes later, the Amtrak Sunset Limited hit the bent tracks and plunged into the bayou.

Silver Bridge
Deaths: 46

Bettmann/Bettmann/Bettmann Archive

Where: Between Point Pleasant, West Virginia and Gallipolis, Ohio

When: December 15, 1967

According to eyewitnesses, the entire 1,460-foot suspended portion of the Silver Bridge folded “like a deck of cards” in less than 20 seconds and collapsed into the river. Investigators later blamed a fracture in the bridge for the accident.

Cypress Street Viaduct
Deaths: 42

GARY WEBER/AFP/AFP/Getty Images

Where: Oakland, California

When: October 17, 1989

The Cypress Freeway Viaduct was a double-decker freeway structure that connected Interstate 880 to the Bay Bridge approach. The Loma Prieta Quake caused the upper deck to collapse on to the lower.

Sunshine Skyway Bridge
Deaths: 35

Keystone/Hulton Archive/Getty Images

Where: Outside St. Petersburg, Florida

When: May 9, 1980

A freighter struck the bridge during a thunderstorm, sending a bus, six cars and a pickup truck into the bay.

I-40 Bridge
Deaths: 14

DANNY JOHNSTON/POOL/ASSOCIATED PRESS

Where: Webbers Falls, Oklahoma

When: May 26, 2002

A third of the I-40 bridge fell after a towboat pushed a barge into a support.

Cline Avenue
Deaths: 14

Where: East Chicago, Indiana

When: April 15, 1982

Three spans of the elevated Cline Avenue bridge extension highway project gave way, according to UPI.

I-35 W Bridge
Deaths: 13

MANDEL NGAN/AFP/Getty Images

Where: Minneapolis

When: August 1, 2007

Support plates that were about half as thick as they should have been were the likely cause of the I-35 W bridge collapse over the Mississippi River, investigators said.

Schoharie Creek Bridge
Deaths: 10

Anonymous/ASSOCIATED PRESS

Where: Fort Hunter, New York

When: April 5, 1987

Faulty construction was to blame for the collapse of the bridge. According to the Times-Union, the bridge’s pilings were built on the riverbed instead of driven into the bedrock beneath the surface.

Sydney Lanier Bridge
Deaths: 10

Where: Brunswick, Georgia

When: November 7, 1972

A freighter collided with a drawbridge, sending cars into the Brunswick River.

CNN’s Eliott McLaughlin contributed to this report.