In 2024, the U.S. state home to the most structurally deficient road bridges was Iowa, at 4,544 structurally deficient bridges in total. Pennsylvania was next, with 2,932 such bridges.
Number of structurally deficient road bridges in the U.S. in 2024, by key state
Bridges are considered structurally deficient if significant load-carrying elements are found to be in poor or worse condition due to deterioration and/or damage, or the adequacy of the waterway opening provided by the bridge is determined to be extremely insufficient to the point of causing intolerable traffic interruptions.
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ARTBA. (March 31, 2025). Number of structurally deficient road bridges in the U.S. in 2024, by key state [Graph]. In Statista. Retrieved May 04, 2025, from https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/
ARTBA. "Number of structurally deficient road bridges in the U.S. in 2024, by key state." Chart. March 31, 2025. Statista. Accessed May 04, 2025. https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/
ARTBA. (2025). Number of structurally deficient road bridges in the U.S. in 2024, by key state. Statista. Statista Inc.. Accessed: May 04, 2025. https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/
ARTBA. "Number of Structurally Deficient Road Bridges in The U.S. in 2024, by Key State." Statista, Statista Inc., 31 Mar 2025, https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/
ARTBA, Number of structurally deficient road bridges in the U.S. in 2024, by key state Statista, https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/ (last visited May 04, 2025)
Number of structurally deficient road bridges in the U.S. in 2024, by key state [Graph], ARTBA, March 31, 2025. [Online]. Available: https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/