N1850 over Creek
Ellis County, Oklahoma · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- N1850 over Creek in Ellis County, Oklahoma, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1941, making it 84 years old at the 2025 inventory.
- It carries about 54 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 86 of the 153 inventoried bridges in Ellis County rated fair (56.2%); 0 (0.0%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (36.19746, -99.7034)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 7 | Good condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Concrete slab |
| Length | about 20 ft |
| Location | 3.8E 4N of Arnett |
| NBI structure number | 066330000000000 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oklahoma department of transportation.
Busiest bridges in Ellis County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| S.H. 15 over Creek | 2019 | 3,600 | Good |
| U.S. 270 over Creek | 1972 | 3,000 | Fair |
| S.H. 15 over Boggy Creek | 1996 | 3,000 | Fair |
| S.H. 15 over Creek | 1935 | 2,600 | Good |
| S.H. 15 over Little Wolf Creek | 1996 | 2,400 | Fair |
| S.H. 15 over Buzzard Creek | 1996 | 2,400 | Fair |
All bridges nearby: Ellis County, OK bridge conditions · every bridge in Ellis County · Oklahoma bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.