US-180 over West Canyon
Grant County, New Mexico · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US-180 over West Canyon in Grant County, New Mexico, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1948, making it 77 years old at the 2025 inventory.
- It carries about 11,825 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 20 of the 99 inventoried bridges in Grant County rated good (20.2%); 2 (2.0%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (32.78603, -108.23541)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 32 ft |
| Location | 7.0 M NW of Nm-356/bayard |
| NBI structure number | 000000000005339 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New Mexico department of transportation.
Busiest bridges in Grant County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-180 over Pinos Altos Creek | 1948 | 21,588 | Fair |
| I-10 Ebl/wbl over Unnamed Waterway | 1950 | 15,578 | Fair |
| I-10 Ebl/wbl over Unnamed Waterway | 1957 | 15,578 | Fair |
| I-10 Ebl/wbl over Local Road | 1957 | 15,373 | Fair |
| I-10 Ebl/wbl over Unnamed Waterway | 1950 | 15,235 | Fair |
| I-10 Wbl/ebl over Unnamed Waterway | 1950 | 15,235 | Fair |
All bridges nearby: Grant County, NM bridge conditions · every bridge in Grant County · New Mexico bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.