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San Francisco's Golden Gate Bridge may be one of the most recognizable in the world, but the following bridges have their own awe-inspiring features.
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How two county engineers decide when it's more cost-effective to do their own repairs.
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New materials and thoughtfuldesign can reduce bridge maintenanceand facilitate inspection.
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A full-size locomotive pulling 26 heavy-axle-load coal cars has traversed the world's first composite railroad bridge, opening up the possibility that the corrosion-resistant material is just as viable an option as concrete and steel beams for highway bridges.
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Eric Steel's documentary
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River crossing restoration projects are happening all over the country. What many public works departments may not be aware of is that they are not the only entities interested in replacing the infrastructure. Projects like this represent a unique partnership opportunity among local entities...
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Corrosion of reinforcing steel in concrete is a dangerous problem--and all too common for the many bridges in Florida's salt-water environments. It induces cracks and spalls, which compromises structural integrity and public safety.
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According to the National Transportation Safety Board (NTSB), failure to account for shifting epoxy led to a fatal collapse that could cost the Massachusetts Turnpike Authority (MTA) millions of dollars in both civil and criminal penalties.