Bridge Owner | Number of Bridges | Average Age (Years) | Average Daily Traffic | Number Structurally Deficient | Percent Structurally Deficient | Number Functionally Obsolete | Percent Functionally Obsolete |
---|---|---|---|---|---|---|---|
County | 88 | 51.4 | 54,538 | 20 | 22.7% | 5 | 5.7% |
City/Other Municipality | 3 | 62.7 | 10,502 | 1 | 33.3% | 2 | 66.7% |
State | 72 | 52 | 531,235 | 6 | 8.3% | 23 | 31.9% |
Other (not local) | 1 | 21 | 288 | 0 | 0.0% | 0 | 0.0% |
Total | 164 | 51.7 | 596,563 | 27 | 16.5% | 30 | 18.3% |
Source: U.S. Department of Transportation, Federal Highway Administration, National Bridge Inventory, 2016 with OSC calculations.
Report Reference: Local Bridges by the Numbers