Category Archives:

The Bowstring Truss

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All bowstring trusses are not created equal.

Engineering Ground Zero

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To commemorate the anniversary of 9/11, NOVA presented an epic story of engineering, innovation, and the perseverance of the human spirit. With extraordinary access granted by The Port Authority of New York and New Jersey, “Engineering Ground Zero” follows the five-year construction of One World Trade Center (1 WTC) and the National September 11 Memorial […]

The Hyatt Regency Skywalk Collapse 1981; The Begining of Urban Heavy Rescue

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On July 17, 1981 a suspended walkway collapsed in The Hyatt Regency Hotel in Kansas City, Missouri, killing 114 people and injuring 216.

Prevention of Disproportionate Structural Collapse

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Many U.S. buildings are vulnerable to extreme loads that may cause partial or total collapse. Modern structures have a limited reserve capacity to accommodate abnormal loads. There is no accepted science-base or design practice to maintain overall structural robustness within a multi-hazard context that considers both design loads and abnormal loads. The National Institute of […]

Building Behaving Badly

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Buildings Behaving Badly; Ok, it’s been a very quiet morning. Nothing much in the way of any work or excitment. The bells come in….Your company gets a dispatch for a report of walls showing signs of cracking and movement in the building. You arrive at curb side with the balance of the one and one […]

Engineered Structural Systems- Hazards

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CNN recently presented an informative piece on the continuing trends in the design and use of engineered structural systems (ESS) . CNN correspondant Gerri Willis provides an informative and  insightful look at something the fire service knows all too well.  Here’s some additional information for you; According to the Wood Truss Council of America (WTCA), […]

Wind Driven Mansion Fire

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A million dollar Baltimore County, Maryland home was destroyed Sunday December 13, 2009 by a fire that tore through the 4,700-square-foot structure with such intensity that firefighters were forced to battle the flames from the exterior.