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ENGINEERING DISASTERS
Group 4David SmulskiBrad WardKevin LangDan Phillips
ST. FRANCIS DAM FAILURE
ST. FRANCIS DAM FAILURE
Concrete gravity arch dam near Los Angeles, CA
Failed on March 12, 1928 Resulted in the death of more than 450
people Cause: It was built on a fault line in a
weak geological area unable to support the dam
BIG DIG CEILING COLLAPSE
BIG DIG CEILING COLLAPSE
July 10, 2006 A concrete ceiling panel weighing 3
tons fell in the Fort Point Channel Tunnel in Boston
The panel fell on a car, killing the passenger and injuring the driver
Cause: The bolts used were too short and the epoxy used was not up to standards
I-35 BRIDGE COLLAPSE
I-35 BRIDGE COLLAPSE
Minneapolis, Minnesota over the Mississippi River
Collapsed on August 1, 2007 during the evening rush hour
Resulted in the death of 13 people and injured 145
Cause: Undersized gusset plates and increased deadweight due to construction error
NEW ORLEANS LEVEE FAILURES
NEW ORLEANS LEVEE FAILURES
August 29, 2005 after Hurricane Katrina 28 failures reported in the first 24
hours and over 50 in the following days 85% of New Orleans was flooded Cause: Overtopping of levees,
undermining of flood wall foundations, and soil giving way.
CHARLES DE GAULLE ROOF COLLAPSE
CHARLES DE GAULLE ROOF COLLAPSE May 23, 2004 at Charles De Gaulle
Airport in Paris, France A portion of Terminal 2E’s ceiling
collapsed Resulted in the death of 4 people Cause: The concrete vaulted ceilings
were pierced by metallic pillars and the design had little margin for error to reduce costs
TROPICANA PARKING GARAGE COLLAPSE
TROPICANA PARKING GARAGE COLLAPSE October 30, 2003 at the Tropicana
Casino in Atlantic City 4 construction workers were killed and
21 others were injured Cause: The concrete floors were not
allowed to cure properly before temporary supports were removed and additional floors built
TACOMA NARROWS BRIDGE COLLAPSE
TACOMA NARROWS BRIDGE COLLAPSE November 7, 1940 in Washington State Cause: Aeroelastic flutter caused by 42
mph winds. The wind matched the resonance frequency of the bridge causing the main span to collapse.
BIG BLUE CRANE COLLAPSE
BIG BLUE CRANE COLLAPSE
July 14, 1999 Occurred during the construction of
Miller Park in Milwaukee 3 people were killed as a result One of the most serious heavylift crane
accidents Cause: The effect of side winds was not
calculated for the 450 ton load
SUNSHINE SKYWAY BRIDGE DISASTER
SUNSHINE SKYWAY BRIDGE DISASTER May 9, 1980 The southbound span of the original
bridge was destroyed Resulted in the death of 35 people Cause: The freighter MV Summit
Venture collided with a support column sending 1200 feet of bridge into Tampa Bay
SEONGSU BRIDGE COLLAPSE
SEONGSU BRIDGE COLLAPSE
October 21, 1994 32 people died and 17 injured A concrete slab fell from the bridge
when the suspension structure failed Cause: Improper welding of the steel
trusses of the suspension structure beneath the roadway