27-z004 over Rio Ruidoso
Lincoln County, New Mexico · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 27-z004 over Rio Ruidoso in Lincoln County, New Mexico, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1979, making it 46 years old at the 2025 inventory.
- It carries about 345 vehicles a day (traffic count year 2023).
- Its listed owner is a city or municipal highway agency.
- It is one of 79 of the 131 inventoried bridges in Lincoln County rated fair (60.3%); 2 (1.5%) 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 May 2023, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (33.33723, -105.72093)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Timber stringer or multi-beam girder |
| Length | about 28 ft |
| Location | .1 miles NW of main road |
| NBI structure number | 000000000009188 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 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 Lincoln County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Nm-48 over Carrizo Creek | 1960 | 12,857 | Fair |
| Nm-48 over Ruidoso River | 1960 | 10,756 | Fair |
| Nm-48 over Unnamed Waterway | 2000 | 9,038 | Good |
| Nm-48 over Unnamed Waterway | 2001 | 8,466 | Fair |
| Nm-48 over Unnamed Waterway | 1961 | 7,527 | Good |
| Fl-5975 over Rio Ruidoso | 1960 | 6,070 | Fair |
All bridges nearby: Lincoln County, NM bridge conditions · every bridge in Lincoln County · New Mexico bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.