Irr E0056 over Spring River Oflow
Ottawa County, Oklahoma · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Irr E0056 over Spring River Oflow in Ottawa County, Oklahoma, 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 2017 and reconstructed in 2021, making it 8 years old at the 2025 inventory.
- It carries about 400 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 104 of the 271 inventoried bridges in Ottawa County rated good (38.4%); 59 (21.8%) 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 → (36.93444, -94.74667)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Steel culvert |
| Length | about 36 ft |
| Location | 2.3E of S.H. 137 |
| NBI structure number | 320520000000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oklahoma department of transportation.
Busiest bridges in Ottawa County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Old S.H. 137 over Will Rogers Tp I-44 Und | 1956 | 21,000 | Fair |
| Will Rogers Tpi-44 over Creek | 1957 | 19,900 | Good |
| Will Rogers Tpi-44 over Horse Creek | 1957 | 19,900 | Good |
| Will Rogers Tpi-44 over BNSF R.R. Under | 1957 | 19,900 | Good |
| Will Rogers Tpi-44 over Creek | 1957 | 19,000 | Good |
| Will Rogers Tpi-44 over Creek | 1957 | 19,000 | Good |
All bridges nearby: Ottawa County, OK bridge conditions · every bridge in Ottawa County · Oklahoma bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.