K15 Hwy over Republican River
Clay County, Kansas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- K15 Hwy over Republican River in Clay County, Kansas, 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 1987, making it 38 years old at the 2025 inventory.
- It carries about 1,990 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 128 of the 231 inventoried bridges in Clay County rated good (55.4%); 8 (3.5%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated fair in the 2024 inventory and is now good (deck 6 to 7).
- Its most recent inspection on record is dated May 2024, on a 24-month routine inspection cycle.
- 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 → (39.35583, -97.12722)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 1,222 ft |
| Location | 9.41 Mi N K82 |
| NBI structure number | 999901500140301 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Clay County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US24 Hwy over Huntress Creek | 2012 | 4,847 | Good |
| US 24 Hwy over N Branch Five Creek | 1981 | 2,207 | Fair |
| US24 Hwy over Republican River | 2006 | 2,207 | Good |
| US-24 Hwy over Finney Creek | 1993 | 2,192 | Good |
| US24 Hwy over Lincoln Creek Drainage | 1965 | 2,119 | Poor |
| US24 Hwy over Lincoln Creek | 1965 | 2,119 | Fair |
All bridges nearby: Clay County, KS bridge conditions · every bridge in Clay County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.