The nearly 48,000-mile Interstate Highway System literally moves the U.S. economy. It carries 75 percent of the nation’s heavy truck traffic. A new report finds there is the equivalent of one “structurally deficient”-rated bridge, on average, for every 27 miles of our major highway network. The 1,800 structurally deficient Interstate bridges are crossed 60 million times daily.
Read MoreTag: National Bridge Inventory
25 Years of U.S. Bridge Data Reveals Condition Improvements
Sustained funding and improved practices over the past 25 years have led to a steady improvement of the condition of U.S. bridges. The latest National Bridge Inventory (NBI) data released by the U.S. Federal Highway Administration reveals a remarkable decline of structurally deficient bridges to 55,309 (9 percent of nationwide inventory) in 2016 from 118,757 (21 percent of the inventory)…
Read MoreNearly 59,000 Bridges Still Structurally Deficient
There’s good news and bad news to report about the condition of America’s bridges. There were 2,574 fewer structurally deficient bridges in 2015 compared to the number in 2014. The bad news is there are still 58,500 on the structurally deficient list – and at the current pace of bridge investment – it will take at least 21 years before…
Read MoreMore Than 61,000 Bridges Need Significant Repair
An analysis of the recently-released 2014 U.S. Department of Transportation (U.S. DOT) National Bridge Inventory database finds good news and bad news when it comes to the most heavily traveled U.S. bridges. The good news is that there are more than 2,000 fewer structurally deficient structures than there were in 2013. The bad news is that it means more than…
Read MoreDeficient Bridges Set Off Alarm Bells
An analysis of the 2013 National Bridge Inventory database recently released by the U.S. Department of Transportation (USDOT) shows cars, trucks and school buses cross the nation’s more than 63,000 structurally compromised bridges 250 million times every day. The most heavily traveled are on the Interstate system.
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