Sustained funding and improved practices over the past 25 years have led to a steady improvement of the condition of U.S. bridges, according to Infrastructure Data Solutions Inc. (IDS). The Federal Highway Administration’s latest National Bridge Inventory data reveals a 12-point decline in the number of bridges deemed structurally deficient over a quarter century. From 1992 to 2016, NBI structures carrying such designation dropped from 118,757 to 55,309, or from 21 percent to 9 percent of the inventory.
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FHWA data shows marked improvement in bridge conditions
Sources: Infrastructure Data Solutions, Regina, Saskatchewan; CP staff
Twenty-five years of sustained funding, plus advanced construction and engineering practices, have led to a steady improvement of the condition of U.S. bridges. Infrastructure Data Solutions’ (IDS) analysis of the Federal Highway Administration’s latest National Bridge Inventory data reveals a 12-point decline in the number of bridges deemed structurally deficient over a quarter century.
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