RS 1492 3400 St. over Trib. to Elm Creek
Allen County, Kansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- RS 1492 3400 St. over Trib. to Elm Creek in Allen County, Kansas, 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 1935, making it 90 years old at the 2025 inventory.
- It carries about 60 vehicles a day (traffic count year 2006).
- Its listed owner is the county highway agency.
- It is one of 99 of the 227 inventoried bridges in Allen County rated fair (43.6%); 25 (11.0%) 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 → (37.89624, -95.22542)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 28 ft |
| Location | 3.0W 1.4S of Jct US-59&54 |
| NBI structure number | 000000000010560 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Allen County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US54 Hwy over Rock Creek | 1969 | 6,854 | Good |
| US-54 Hwy over Rock Creek Overflow | 1998 | 6,854 | Good |
| Old US169 K57 Hwy over Neosho River Drainage | 2002 | 5,500 | Good |
| Old US169 K57 Hwy over Elm Creek | 1948 | 5,500 | Good |
| Old US169 K57 Hwy over Deer Creek Drainage | 1930 | 5,235 | Fair |
| N. Washington Ave. over Coon Creek | 1988 | 5,000 | Fair |
All bridges nearby: Allen County, KS bridge conditions · every bridge in Allen County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.