US-180 over Gila River
Grant County, New Mexico · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US-180 over Gila River in Grant County, New Mexico, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1966, making it 59 years old at the 2025 inventory.
- It carries about 1,448 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.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated June 2023, on a 24-month routine inspection cycle.
- 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 → (32.94571, -108.60753)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 433 ft |
| Location | 28.00 Mi NW of Jct NM90 |
| NBI structure number | 000000000006684 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
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.