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I-70 Hwy Westbound over K-25 Highway

Thomas County, Kansas · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

I-70 Hwy Westbound over K-25 Highway in Thomas County, Kansas, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1965, making it 60 years old at the 2025 inventory.
It carries about 6,200 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 51 of the 82 inventoried bridges in Thomas County rated good (62.2%); 2 (2.4%) are rated poor.
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.

Component ratings

Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.

Bridge	Built	Vehicles/day	Condition
K25 Hwy over Prairie Dog Creek Drg	1965	7,096	Fair
US24 Hwy over Prairie Dog Creek Drg	1938	6,605	Good
I70 Hwy Wl-el over S Fork Solomon River	1966	6,400	Poor
I-70 Highway over N Fork Solomon River	1965	6,350	Good
I-70 Hwy Westbound over Union Pacific Railroad	1965	6,350	Good
I-70 Hwy Eastbound over Union Pacific Railroad	1965	6,350	Good