Bridge Owner | Number of Bridges | Average Age (Years) | Average Daily Traffic | Number Structurally Deficient | Percent Structurally Deficient | Number Functionally Obsolete | Percent Functionally Obsolete |
---|---|---|---|---|---|---|---|
County | 128 | 34.1 | 517,197 | 3 | 2.3% | 8 | 6.3% |
City/Other Municipality | 19 | 68.5 | 223,668 | 3 | 15.8% | 9 | 47.4% |
Town | 23 | 45.5 | 41,878 | 4 | 17.4% | 5 | 21.7% |
State | 438 | 44.3 | 8,941,194 | 48 | 11.0% | 174 | 39.7% |
Other (not local) | 2 | 46.5 | 2,454 | 1 | 50.0% | 0 | 0.0% |
Total | 610 | 42.9 | 9,726,391 | 59 | 9.7% | 196 | 32.1% |
Source: U.S. Department of Transportation, Federal Highway Administration, National Bridge Inventory, 2016 with OSC calculations.
Report Reference: Local Bridges by the Numbers