Nm-518 over Cebolla River
Mora County, New Mexico · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nm-518 over Cebolla River in Mora 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 1939 and reconstructed in 1970, making it 86 years old at the 2025 inventory.
- It carries about 1,801 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 24 of the 79 inventoried bridges in Mora County rated good (30.4%); 5 (6.3%) 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 → (35.87362, -105.25139)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 33 ft |
| Location | 19.1 Mi N of Jct Loop-15 |
| NBI structure number | 000000000002543 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New Mexico department of transportation.
Busiest bridges in Mora County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-25 Nbl over Nm-120 | 1971 | 6,256 | Fair |
| I-25 Sbl over Nm-120 | 1971 | 6,066 | Fair |
| I-25 Sbl over I-25 Service Road | 1970 | 5,966 | Fair |
| I-25 Nbl over Sapello River | 1969 | 5,419 | Fair |
| I-25 Sbl over Sapello River | 1969 | 5,419 | Fair |
| I-25 Nbl over Mora River | 1969 | 5,419 | Fair |
All bridges nearby: Mora County, NM bridge conditions · every bridge in Mora County · New Mexico bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.