Tag: National Bridge Inventory
By Tony Hunley, PE, SE, PhD The Bridging Kentucky Program is reaping major rewards in the Kentucky Transportation Cabinet’s (KYTC) initiative to improve the safety...
The nearly 48,000-mile Interstate Highway System carries 75 percent of the nation’s heavy truck traffic, but a new report finds there is the equivalent of one “structurally deficient”-rated bridge, on average, for every 27 miles of the major highway network.
An analysis of the U.S. Department of Transportation’s recently released 2016 National Bridge Inventory data finds cars, trucks and school buses cross the nation’s 55,710 structurally compromised bridges 185 million times daily.
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) back in 1992.