New Mexico bridges
New Mexico reports 4,033 bridges and culverts across 33 counties. 172 (4.3%) are rated in poor condition, and 144 are posted with load limits or closed. The oldest structure still in the inventory dates from 1908.
Find a bridge in New Mexico
Type at least two characters, or pick a condition or type, to search every bridge in the state.
Counties
Circle size reflects the number of bridges- Bernalillo County 496
- Catron County 100
- Chaves County 119
- Cibola County 127
- Colfax County 139
- Curry County 21
- De Baca County 24
- Dona Ana County 261
- Eddy County 94
- Grant County 99
- Guadalupe County 82
- Harding County 13
- Hidalgo County 58
- Lea County 10
- Lincoln County 131
- Los Alamos County 3
- Luna County 107
- McKinley County 289
- Mora County 79
- Otero County 131
- Quay County 118
- Rio Arriba County 159
- Roosevelt County 9
- San Juan County 174
- San Miguel County 175
- Sandoval County 180
- Santa Fe County 255
- Sierra County 112
- Socorro County 189
- Taos County 93
- Torrance County 70
- Union County 68
- Valencia County 48
Condition
Good34%(1,356)
Fair62%(2,505)
Poor4%(172)
Counties with the highest share of poor bridges
- Taos County11.8% of 93
- Cibola County10.2% of 127
- McKinley County8.0% of 289
- San Miguel County8.0% of 175
- Socorro County6.9% of 189
Structure types
| Structure type | Bridges | Share |
|---|---|---|
| Culvert | 1,844 | 45.7% |
| Stringer/Multi-beam or Girder | 1,443 | 35.8% |
| Slab | 337 | 8.4% |
| Box Beam or Girders - Multiple | 121 | 3.0% |
| Tee Beam | 97 | 2.4% |
| Box Beam or Girders - Single or Spread | 59 | 1.5% |
| Channel Beam | 48 | 1.2% |
| Truss - Thru | 27 | 0.7% |
| Frame | 26 | 0.6% |
| Segmental Box Girder | 9 | 0.2% |
| Other | 7 | 0.2% |
| Girder and Floorbeam System | 5 | 0.1% |
| Arch - Deck | 4 | 0.1% |
| Truss - Deck | 4 | 0.1% |
| Arch - Thru | 1 | 0.0% |
| Mixed Types | 1 | 0.0% |
When New Mexico's bridges were built
Busiest
- I-40 Ebl over I-25 NB Frontage RoadGoodBernalillo County · 209,135 vehicles/day
- I-40 Wbl over I-25 NB Frontage RoadFairBernalillo County · 209,135 vehicles/day
- I-40 WB over Unnamed WaterwayFairBernalillo County · 197,192 vehicles/day
- I-25 Nbl over Central AVENUE-FL4016FairBernalillo County · 187,263 vehicles/day
- I-25 Sbl over Central AVENUE-FL4016FairBernalillo County · 187,263 vehicles/day
Longest
- IN-2226 over I25 I40 Frntg RD RmpsFairBernalillo County · 2,510 ft
- I-25 Nbl over Rio Grande Irrii. CanalFairBernalillo County · 2,314 ft
- I-25 Sbl over Rio Grande Irri. CanalFairBernalillo County · 2,301 ft
- FL-4018 over Rio GrandeFairBernalillo County · 2,002 ft
- IB-2226 over I25 I40 Frtg Rds RmpsFairBernalillo County · 1,863 ft
Oldest
- 17-17033 over Cold Spring CanyonFairGrant County · Built 1908
- FL-4658 over Gallinas RiverFairSan Miguel County · Built 1909
- FL-5663 over Pajarito ArroyoFairSan Miguel County · Built 1911
- FL-5661 over Arroyo HermanosFairSan Miguel County · Built 1911
- New Mexico Ave over LA Manteca ArroyoFairSan Miguel County · Built 1912
Newest
- NM-566 over Rio Puerco/Bnsf R/RGoodMcKinley County · Built 2024
- NM-566 over Rio Puerco (north Fork)GoodMcKinley County · Built 2024
- Lakeshore RD over Unnamed ArroyoGoodSierra County · Built 2024
- Lakeshore RD over Unnamed ArroyoGoodSierra County · Built 2024
- Lakeshore RD over Unnamed ArroyoGoodSierra County · Built 2024
Who owns New Mexico's bridges
| State | 2,977 | 73.8% |
| City | 396 | 9.8% |
| County | 362 | 9.0% |
| Federal | 275 | 6.8% |
| Town / Township | 17 | 0.4% |
| Tribal | 4 | 0.1% |
| Private | 1 | 0.0% |
| Unknown | 1 | 0.0% |
More New Mexico facts
Total bridge length90 miles
Total deck area22,666,976 sq ft
Culverts counted as bridges1,844 (46%)
On the National Highway System1,618
Posted with load limits132
Closed to traffic12
Listed or eligible for the National Register67
Average daily traffic per bridge10,103 vehicles
Newest structure2024