East Patrol Road over Unknown Creek
McKinley County, New Mexico · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- East Patrol Road over Unknown Creek in McKinley County, New Mexico, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 2 (critical condition) on the 0-9 scale.
- It was built in 1943, making it 82 years old at the 2025 inventory.
- It carries about 5 vehicles a day (traffic count year 2021).
- It is one of 23 of the 289 inventoried bridges in McKinley County rated poor (8.0%); 23 (8.0%) are rated poor.
- Its traffic status in the 2025 inventory is closed to all traffic (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated March 2023, on a 24-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 2): scour critical: extensive scour observed, foundations unstable.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (35.47348, -108.58814)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 2 | 2 | Critical condition |
Bridge details
| Structure | Timber stringer or multi-beam girder |
| Length | about 60 ft |
| Location | 1.4 Km SW of Bridge 00144 |
| NBI structure number | DAPATEWIN000143 |
| Condition class | Poor |
| Traffic status (item 41) | Closed to all traffic |
| Last inspection (item 90) | March 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 2: scour critical: extensive scour observed, foundations unstable |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New Mexico department of transportation.
Busiest bridges in McKinley County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-40 Wbl over BNSF R/R Spur | 1980 | 31,569 | Fair |
| I-40 Ebl over BNSF R/R Spur | 1980 | 31,569 | Fair |
| I-40 Ebl over Third Street | 1980 | 31,569 | Fair |
| I-40 WB over Third Street | 1980 | 31,569 | Fair |
| I-40 WB over Second Street | 1980 | 31,569 | Fair |
| I-40 Ebl over Second Street | 1980 | 31,569 | Fair |
All bridges nearby: McKinley County, NM bridge conditions · every bridge in McKinley County · New Mexico bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.