| Bridge Owner | Number of Bridges | Average Age (Years) | Average Daily Traffic | Number Structurally Deficient | Percent Structurally Deficient | Number Functionally Obsolete | Percent Functionally Obsolete |
|---|---|---|---|---|---|---|---|
| County | 149 | 47.1 | 288,331 | 21 | 14.1% | 20 | 13.4% |
| City/Other Municipality | 14 | 64.2 | 89,923 | 5 | 35.7% | 6 | 42.9% |
| Town | 45 | 40.1 | 70,385 | 5 | 11.1% | 11 | 24.4% |
| State | 246 | 51 | 4,240,852 | 20 | 8.1% | 68 | 27.6% |
| Other (not local) | 21 | 45.6 | 16,414 | 6 | 28.6% | 5 | 23.8% |
| Total | 475 | 48.9 | 4,705,905 | 57 | 12.0% | 110 | 23.2% |
Source: U.S. Department of Transportation, Federal Highway Administration, National Bridge Inventory, 2016 with OSC calculations.
Report Reference: Local Bridges by the Numbers
