Bridge conditions in Wyandotte County, Kansas
316 inventoried bridges · 9 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 316 bridges in Wyandotte County: 199 rated good, 108 fair, and 9 poor.
- 9 of the 316 bridges in Wyandotte County, Kansas, are rated in poor condition (2.8%) in the 2025 National Bridge Inventory, as of .
- 199 bridges (63.0%) are rated good and 108 (34.2%) fair.
- The median Wyandotte County bridge was built in 1982.
- The busiest poor-rated bridge is I-70 EB Highway over Kansas River 3 RR 5 St (built 1907), carrying about 20,421 vehicles a day.
Good 63.0% · Fair 34.2% · Poor 2.8% of 316 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-70 EB Highway over Kansas River 3 RR 5 St | 1907 | 20,421 | Poor |
| 69 Hwy (18TH St) over Ks Riv RR Levee Rds | 1959 | 14,785 | Poor |
| US69 18TH St Expy over Merriam Ln Turkey Creek | 1959 | 12,588 | Poor |
| US-169 Highway NB over Ks River RR Yard 3 Str | 1933 | 12,466 | Poor |
| K-32 Highway over Betts Creek Drainage | 1971 | 7,200 | Poor |
| SB Fairfax TO70EB over 6 Streets & 4 RR Tracks | 1959 | 5,455 | Poor |
| K-5 Highway over UP RR & Levee Rd | 1976 | 2,583 | Poor |
| Wolcott Drive over Connor Creek | 1973 | 1,322 | Poor |
| Thorn Drive over Davis Creek | 1961 | 356 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I35 Hwy SB over Turkey CR Fox Rdg Dr | 1959 | 52,500 | Good |
| I35 Hwy NB over Turkey Creek Nall Ave | 1959 | 52,500 | Good |
| I35 Hwy SB over Roe Blvd | 1959 | 52,500 | Good |
| I35 Hwy NB over Roe Blvd | 1959 | 52,500 | Good |
| I35 Hwy SB over Turkey CR Mill Street | 1961 | 52,500 | Good |
| I35 Hwy NB over Turkey CR Mill Street | 1961 | 52,500 | Good |
| I-70 Highway over UP Railroad | 1956 | 48,000 | Good |
| I-70 WB Hwy (kta over Rock Quarry Access Road | 1971 | 44,750 | Fair |
| I-70 EB Hwy (kta over Rock Quarry Access Road | 1971 | 44,750 | Fair |
| I-70 WB Highway over 69 SB Hwy (18TH Street) | 1980 | 44,150 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Kansas: Kansas bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.