Historic Bridges in New Mexico
719 bridges built before 1951 in New Mexico still in service today.
Bridges Built Before 1951
The United States has 719 bridges in New Mexico built before 1951 that remain in active service. These structures are 75+ years old — many predate modern engineering codes and were not designed for today's traffic volumes and vehicle weights. The average design life of a bridge is 50 years, making these aging structures a significant infrastructure concern.
| Bridge | State | Condition | Year Built | Age (Years) | ADT |
|---|---|---|---|---|---|
| UNNAMED WATERWAY | New Mexico | Fair | 1947 | 79 | 2,241 |
| UNNAMED WATERWAY | New Mexico | Fair | 1947 | 79 | 2,241 |
| UNNAMED WATERWAY | New Mexico | Fair | 1947 | 79 | 2,241 |
| UNNAMED WATERWAY | New Mexico | Fair | 1947 | 79 | 2,797 |
| UNNAMED WATERWAY | New Mexico | Fair | 1947 | 79 | 2,797 |
| UNNAMED WATERWAY | New Mexico | Fair | 1947 | 79 | 3,991 |
| UNNAMED WATERWAY | New Mexico | Good | 1947 | 79 | 728 |
| UNNAMED WATERWAY | New Mexico | Good | 1947 | 79 | 3,381 |
| ARROYO JACONA | New Mexico | Fair | 1947 | 79 | 16,841 |
| Unnamed waterway | New Mexico | Good | 1947 | 79 | 16,841 |
| UNNAMED WATERWAY | New Mexico | Good | 1947 | 79 | 11,202 |
| UNNAMED WATERWAY | New Mexico | Fair | 1947 | 79 | 11,202 |
| UNNAMED WATERWAY | New Mexico | Good | 1947 | 79 | 2,779 |
| UNNAMED WATERWAY | New Mexico | Fair | 1947 | 79 | 924 |
| SAN JUAN RIVER | New Mexico | Fair | 1947 | 79 | 6,535 |
| KUTZ CANYON | New Mexico | Fair | 1947 | 79 | 6,535 |
| SHAKESPEARE CANYON | New Mexico | Fair | 1948 | 78 | 4,480 |
| YESO CREEK | New Mexico | Fair | 1948 | 78 | 150 |
| ARROYO DEL PUERTO | New Mexico | Fair | 1948 | 78 | 138 |
| ARROYO TRUJILLO | New Mexico | Fair | 1948 | 78 | 138 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 15,272 |
| WALNUT CREEK | New Mexico | Fair | 1948 | 78 | 2,640 |
| WALNUT CREEK S. BRANCH | New Mexico | Fair | 1948 | 78 | 2,640 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 2,640 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 436 |
| CAMERON CREEK | New Mexico | Good | 1948 | 78 | 11,825 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 11,825 |
| RIO DE ARENAS | New Mexico | Good | 1948 | 78 | 11,825 |
| UNNAMED WATERWAY | New Mexico | Good | 1948 | 78 | 11,825 |
| UNNAMED WATERWAY | New Mexico | Good | 1948 | 78 | 11,825 |
| WEST CANYON | New Mexico | Good | 1948 | 78 | 11,825 |
| PINOS ALTOS CREEK | New Mexico | Fair | 1948 | 78 | 21,588 |
| San Ignacio Creek | New Mexico | Fair | 1948 | 78 | 531 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 531 |
| UNNAMED WATERWAY | New Mexico | Good | 1948 | 78 | 531 |
| ESCONDIDO CREEK | New Mexico | Fair | 1948 | 78 | 531 |
| UNNAMED WATERWAY | New Mexico | Good | 1948 | 78 | 531 |
| UNNAMED WATERWAY | New Mexico | Good | 1948 | 78 | 863 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 863 |
| AGUA FRIA | New Mexico | Good | 1948 | 78 | 863 |
| UNNAMED WATERWAY | New Mexico | Good | 1948 | 78 | 863 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 2,249 |
| Twin Buttes Wash | New Mexico | Fair | 1948 | 78 | 2,249 |
| UNNAMED WATERWAY | New Mexico | Good | 1948 | 78 | 9,162 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 9,162 |
| UNNAMED WATERWAY | New Mexico | Good | 1948 | 78 | 9,162 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 2,797 |
| UNNAMED WATERWAY | New Mexico | Good | 1948 | 78 | 2,797 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 2,797 |
| UNNAMED WATERWAY | New Mexico | Fair | 1948 | 78 | 2,797 |
About Historic Bridge Data
Bridges built before 1951 are classified as historic in this database. Many were designed to 1940s standards with lower load limits and narrower lanes. While FHWA requires regular inspections of all bridges regardless of age, older structures often require more frequent monitoring and rehabilitation investment.