N1660 over Hog Creek
Beaver County, Oklahoma · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- N1660 over Hog Creek in Beaver County, Oklahoma, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1939, making it 86 years old at the 2025 inventory.
- It carries about 100 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 125 of the 189 inventoried bridges in Beaver County rated fair (66.1%); 3 (1.6%) are rated poor.
- 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 → (36.84346, -100.03981)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Concrete slab |
| Length | about 33 ft |
| Location | 1. E .3 S of Gate |
| NBI structure number | 069560000000000 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oklahoma department of transportation.
Busiest bridges in Beaver County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U.S. 64 over Short Creek | 2003 | 3,600 | Good |
| U.S. 83 over Sharp Creek | 1997 | 3,500 | Good |
| U.S. 83 over Beaver River | 1988 | 3,200 | Fair |
| U.S. 83 over Creek | 1999 | 2,800 | Good |
| U.S. 83 over Creek | 1999 | 2,700 | Good |
| S.H. 3 over Creek | 1936 | 2,500 | Fair |
All bridges nearby: Beaver County, OK bridge conditions · every bridge in Beaver County · Oklahoma bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.