US-400 Hwy over UP Railroad
Kiowa County, Kansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US-400 Hwy over UP Railroad in Kiowa County, Kansas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1958, making it 67 years old at the 2025 inventory.
- It carries about 2,432 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 50 of the 89 inventoried bridges in Kiowa County rated fair (56.2%); 2 (2.2%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated October 2024, on a 12-month routine inspection cycle.
- 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 → (37.58556, -99.45583)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous concrete multiple box beam |
| Length | about 417 ft |
| Location | 5.58 Mi E Ford Coln |
| NBI structure number | 999940000490091 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 2024 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Kiowa County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US54/US400 Hwy over Kiowa Co State Lake Drg. | 1955 | 8,434 | Good |
| US54/US400 Hwy over Rattlesnake Creek Drg | 1986 | 6,536 | Good |
| US54/US400 Hwy over S Br Rattlesnake CR | 1954 | 6,454 | Good |
| US54/US400 Hwy over E F Rattlesnake CR | 1994 | 5,976 | Good |
| US54/US400 Hwy over E F Rattlesnake CR Dr | 1994 | 5,976 | Good |
| US54 Hwy over Rattlesnake Creek Drg. | 1959 | 2,678 | Good |
All bridges nearby: Kiowa County, KS bridge conditions · every bridge in Kiowa County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.