S.H. 66 over Slwc R.R. Under
Creek County, Oklahoma · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- S.H. 66 over Slwc R.R. Under in Creek 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 1999, making it 26 years old at the 2025 inventory.
- It carries about 9,000 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 156 of the 393 inventoried bridges in Creek County rated good (39.7%); 79 (20.1%) 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 → (35.98967, -96.18167)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 166 ft |
| Location | 18.5 Mi NE Jct Sh-48 |
| NBI structure number | 246930000000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oklahoma department of transportation.
Busiest bridges in Creek County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Turner Tp (I-44) over Rock Creek | 2018 | 31,300 | Good |
| Turner Tp (I-44) over Euchee Creek | 2018 | 31,300 | Good |
| Turner Tp (I-44) over Creek | 1953 | 26,300 | Good |
| Turner Tp (I-44) over Nickle Creek | 1953 | 26,300 | Fair |
| Turner Tp (I-44) over S.H. 166 / R.R. Under | 2006 | 26,300 | Good |
| Turner Tp (I-44) over Creek | 1953 | 25,900 | Good |
All bridges nearby: Creek County, OK bridge conditions · every bridge in Creek County · Oklahoma bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.