Minneapolis Interstate 35 Bridge Collapse

The horrific and fatal Minneapolis, MN Interstate 35 bridge collapse has left inspectors, the state and engineers alike wondering what went wrong. When the dust settles, will the collapse be deemed a structural failure or did metal fatigue play a part? Preliminary reports suggest that the bridge recently passed inspection - but what testing methods were used to pinpoint structural weaknesses? Our coverage examines the engineering aspects of the disaster.
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Lab-Type Instruments Monitor Health of Structures in Beijing
Lab instruments are being used to monitor structural health and buildings in the Olympics in Beijing. Full Story
2008-08-20 04:50:00 EDT -
Come Together
Sure there are several new products that in addition to improved performance, reduce waste, reduce cost and/or specifically meet regulations. But looking closely at many of the newest adhesives and joining products reveals an easy-does-it side. Full Story
2008-08-07 20:00:00 EDT -
Making It Faster and, of Course, Better
No matter what area of materials processing is involved, users look for a technology solution that meets a specification but more and more want something that provides an edge in their business. Full Story
2008-08-07 20:00:00 EDT -
Taking Advantage of MIM
Metal-injection molding (MIM) can provide advantages that range from material and weight savings, improved surface finish, greater strength and hardness or elimination of secondary operations, depending on the technology. Full Story
2008-08-07 20:00:00 EDT -
New Molding Systems Expand Options
There's an explosion in new materials and processing systems that expand the capability of engineers to design industrial products for demanding new applications. Full Story
2008-08-07 20:00:00 EDT -
Prefabricated Architecture: Engineering the Modern Home
An exhibition at the Museum of Modern Art shows how prefab houses increasingly make use of design and manufacturing technologies from the industrial world. Full Story
2008-08-05 09:46:03 EDT
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I-35W Bridge Collapse: Rush to Judgment
There seems to be a rush to judgment to find the flaws that caused the I-35W bridge to collapse in Minneapolis. The new theory—faulty steel gusset plates—strikes me as grasping at straws. Why... View Blog Post
2007-08-09 08:51:17 EDT -
Readers give their view on why I35W Bridge Collapsed
A few readers have responded to our coverage on the reasons why the I35W Bridge collapsed. We’ve included what they had to say in this blog post’s comments section. What do you think... View Blog Post
2007-08-07 01:25:24 EDT -
Boston’s Tobin Bridge is Falling to Pieces
A 57-year-old span of bridge in Boston is giving boaters a reason to panic. Over the past two weeks, debris falling from the Tobin Bridge has broken windshields and caused other damages to the... View Blog Post
2007-08-09 03:52:37 EDT -
Boston's Tobin Bridge: Battered, bent and shaky
The huge Maurice J. Tobin Bridge that links Boston and the communities to the north is just three years shy of its 60th birthday. Every morning and sometimes in the evening, the two and one... View Blog Post
2007-08-02 05:40:28 EDT -
Boron-Rich HDPE Can Replace Concrete in Nukes
I’ve heard of several new plastics that make excellent metal replacements. But concrete? That’s a first for me. A hydrogen-rich polymer loaded with boron actually can replace concrete as... View Blog Post
2008-08-15 06:39:06 EDT -
New Report on U.S. Bridges Released as I-35 Bridge Collapse Anniversary Approaches
Nearly one year to the date of last year’s I-35 Bridge Collapse in Minneapolis, a report released yesterday says at least one in four U.S. bridges needs repairs and at least $140 billion is... View Blog Post
2008-07-29 05:37:08 EDT
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Taking Advantage of MIM
Metal-injection molding (MIM) can provide advantages that range from material and weight savings, improved surface finish, greater strength and hardness or elimination of secondary operations, depending on the technology. Full Review
2008-08-07 20:00:00 EDT
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