N3160 over Beaver Creek
Logan County, Oklahoma · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- N3160 over Beaver Creek in Logan County, Oklahoma, 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 1988, making it 37 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 56 of the 280 inventoried bridges in Logan County rated good (20.0%); 55 (19.6%) 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 → (36.0191, -97.37182)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete tee beam |
| Length | about 165 ft |
| Location | 3.2 S 2. E of Mulhall |
| NBI structure number | 220260000000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oklahoma department of transportation.
Busiest bridges in Logan County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-35 over Creek | 1959 | 33,500 | Fair |
| I-35 over Bird Creek | 1959 | 25,900 | Fair |
| I-35 over Pin Creek | 1959 | 18,300 | Fair |
| I-35 NB over Creek | 1959 | 17,200 | Fair |
| I-35 S.B. over Creek | 1959 | 17,150 | Fair |
| SB I-35 over Triplett Rd. Under | 1998 | 16,900 | Fair |
All bridges nearby: Logan County, OK bridge conditions · every bridge in Logan County · Oklahoma bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.