Checked
Arizona Bridge Conditions
Highway bridges longer than 20 feet in the 2025 National Bridge Inventory
Yearly inspection ratings. A poor rating does not mean a bridge is unsafe to use.
- Highway bridges
- 8,587
- Good condition
- 63.2%
- 5,430
- Poor condition
- 1.1%
- 95
- Weight-limited or closed
- 212
Bridges by county
| County | Bridges | Good | Poor | Weight-limited | Avg. year built |
|---|---|---|---|---|---|
| Apache County | 258 | 48.8% | 6.2% (16) | 11 | 1973 |
| Cochise County | 501 | 54.9% | 2% (10) | 14 | 1956 |
| Coconino County | 406 | 51.7% | 1% (4) | 5 | 1969 |
| Gila County | 259 | 56.8% | 1.5% (4) | 22 | 1975 |
| Graham County | 181 | 44.2% | 3.9% (7) | 31 | 1954 |
| Greenlee County | 91 | 44% | 3.3% (3) | 9 | 1958 |
| La Paz County | 306 | 62.7% | 3.3% (10) | 20 | 1961 |
| Maricopa County | 2,854 | 68.7% | 0.1% (4) | 12 | 1990 |
| Mohave County | 640 | 72.2% | 0.6% (4) | 4 | 1976 |
| Navajo County | 278 | 53.2% | 2.2% (6) | 9 | 1972 |
| Pima County | 1,154 | 67.8% | 1% (11) | 23 | 1979 |
| Pinal County | 717 | 63.3% | 1% (7) | 8 | 1973 |
| Santa Cruz County | 137 | 56.2% | 0.7% (1) | 5 | 1966 |
| Yavapai County | 543 | 63.2% | 0.4% (2) | 22 | 1970 |
| Yuma County | 262 | 50.8% | 2.3% (6) | 9 | 1973 |
Frequently asked questions
- How many bridges in Arizona are in poor condition?
- In the 2025 National Bridge Inventory, 95 of 8,587 highway bridges in Arizona were rated poor (1.1% of rated bridges).
- Which Arizona counties have the most bridges in poor condition?
- Among counties with at least 30 bridges, the highest shares rated poor are Apache County (6.2%), Graham County (3.9%), Greenlee County (3.3%), La Paz County (3.3%), Yuma County (2.3%).
Source: Federal Highway Administration, National Bridge Inventory · 2025 data