N3690 over Little Walnut Creek
Okfuskee County, Oklahoma · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- N3690 over Little Walnut Creek in Okfuskee 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 70 of the 205 inventoried bridges in Okfuskee County rated good (34.1%); 13 (6.3%) 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 → (35.57098, -96.44137)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 100 ft |
| Location | 4.2 N 5.W Mason |
| NBI structure number | 219650000000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oklahoma department of transportation.
Busiest bridges in Okfuskee County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-40 over Creek | 1963 | 15,900 | Good |
| I-40 over Creek | 1963 | 15,900 | Good |
| I-40 over Co. Rd. Under | 1963 | 15,900 | Fair |
| I-40 over Creek | 1963 | 15,600 | Fair |
| I-40 over Bad Creek | 1963 | 15,600 | Fair |
| I-40 over Co. Rd. Under | 1963 | 8,400 | Good |
All bridges nearby: Okfuskee County, OK bridge conditions · every bridge in Okfuskee County · Oklahoma bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.