Co. Rd. N3445 over Turner Tp (I-44) Under
Lincoln County, Oklahoma · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Co. Rd. N3445 over Turner Tp (I-44) Under in Lincoln 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 1953, making it 72 years old at the 2025 inventory.
- It carries about 5,000 vehicles a day (traffic count year 2022).
- It is one of 144 of the 446 inventoried bridges in Lincoln County rated good (32.3%); 70 (15.7%) 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 → (35.72264, -96.86715)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 133 ft |
| Location | 32.6 Mi N E Jct I-35 |
| NBI structure number | 130520000000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oklahoma department of transportation.
Busiest bridges in Lincoln County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Turner Tp (I-44) over Slwc R.R. Under | 1953 | 24,900 | Good |
| Turner Tp (I-44) over Captain Creek | 1953 | 24,900 | Good |
| Turner Tp (I-44) over Deep Fork River | 1953 | 24,900 | Good |
| Turner Tp (I-44) over N3300 Under | 2004 | 24,900 | Good |
| Turner Tp (I-44) over County Rd Ns-3410 Under | 2013 | 24,900 | Good |
| Turner Tp (I-44) over County Rd Ns-3310 Under | 2014 | 24,900 | Good |
All bridges nearby: Lincoln County, OK bridge conditions · every bridge in Lincoln County · Oklahoma bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.