Checked
New Mexico 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
- 4,033
- Good condition
- 33.6%
- 1,356
- Poor condition
- 4.3%
- 172
- Weight-limited or closed
- 144
Bridges by county
| County | Bridges | Good | Poor | Weight-limited | Avg. year built |
|---|---|---|---|---|---|
| Bernalillo County | 496 | 27.6% | 1.4% (7) | 5 | 1984 |
| Catron County | 100 | 47% | 3% (3) | 0 | 1962 |
| Chaves County | 119 | 32.8% | 1.7% (2) | 1 | 1970 |
| Cibola County | 127 | 49.6% | 10.2% (13) | 1 | 1971 |
| Colfax County | 139 | 38.8% | 3.6% (5) | 2 | 1969 |
| Curry County | 21 | 47.6% | 0% (0) | 0 | 1984 |
| De Baca County | 24 | 12.5% | 4.2% (1) | 1 | 1959 |
| Doña Ana County | 261 | 29.5% | 4.2% (11) | 6 | 1975 |
| Eddy County | 94 | 39.4% | 0% (0) | 0 | 1977 |
| Grant County | 99 | 20.2% | 2% (2) | 5 | 1963 |
| Guadalupe County | 82 | 24.4% | 6.1% (5) | 1 | 1966 |
| Harding County | 13 | 53.8% | 0% (0) | 0 | 1977 |
| Hidalgo County | 58 | 17.2% | 5.2% (3) | 0 | 1966 |
| Lea County | 10 | 10% | 0% (0) | 0 | 1967 |
| Lincoln County | 131 | 38.2% | 1.5% (2) | 4 | 1977 |
| Los Alamos County | 3 | 33.3% | 0% (0) | 0 | 1968 |
| Luna County | 107 | 21.5% | 0% (0) | 1 | 1961 |
| McKinley County | 289 | 37.7% | 8% (23) | 40 | 1976 |
| Mora County | 79 | 30.4% | 6.3% (5) | 1 | 1971 |
| Otero County | 131 | 36.6% | 0% (0) | 1 | 1976 |
| Quay County | 118 | 33.9% | 5.9% (7) | 3 | 1968 |
| Rio Arriba County | 159 | 38.4% | 6.3% (10) | 5 | 1974 |
| Roosevelt County | 9 | 33.3% | 0% (0) | 0 | 1947 |
| San Juan County | 174 | 34.5% | 5.7% (10) | 3 | 1977 |
| San Miguel County | 175 | 38.9% | 8% (14) | 7 | 1972 |
| Sandoval County | 180 | 34.4% | 4.4% (8) | 15 | 1979 |
| Santa Fe County | 255 | 41.6% | 2% (5) | 6 | 1979 |
| Sierra County | 112 | 30.4% | 4.5% (5) | 3 | 1973 |
| Socorro County | 189 | 17.5% | 6.9% (13) | 9 | 1962 |
| Taos County | 93 | 33.3% | 11.8% (11) | 8 | 1971 |
| Torrance County | 70 | 41.4% | 5.7% (4) | 3 | 1963 |
| Union County | 68 | 54.4% | 1.5% (1) | 0 | 1972 |
| Valencia County | 48 | 25% | 4.2% (2) | 1 | 1977 |
Frequently asked questions
- How many bridges in New Mexico are in poor condition?
- In the 2025 National Bridge Inventory, 172 of 4,033 highway bridges in New Mexico were rated poor (4.3% of rated bridges).
- Which New Mexico counties have the most bridges in poor condition?
- Among counties with at least 30 bridges, the highest shares rated poor are Taos County (11.8%), Cibola County (10.2%), McKinley County (8%), San Miguel County (8%), Socorro County (6.9%).
Source: Federal Highway Administration, National Bridge Inventory · 2025 data