Home › Kansas › Butler County › I-35 Hwy NB (kta) over W.br Walnut R. &

I-35 Hwy NB (kta) over W.br Walnut R. & Rock Rd

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

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

I-35 Hwy NB (kta) over W.br Walnut R. & Rock Rd in Butler 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 1956 and reconstructed in 1985, making it 69 years old at the 2025 inventory.
It carries about 9,311 vehicles a day (traffic count year 2023).
It is one of 352 of the 591 inventoried bridges in Butler County rated good (59.6%); 38 (6.4%) 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


Structure	Continuous steel stringer or multi-beam girder
Length	about 288 ft
Location	4.59 Mi NE K-254
NBI structure number	999903500081013
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US77 Hwy over W Br Walnut Riv/ped Pass	1935	13,087	Good
54/400 Hwy Eb/wb over Republican Creek	1955	10,250	Good
W Central Ave over Lakeside Drainage	1998	9,925	Good
US54/US400 Hwy WB over Dry Creek	1955	9,799	Good
US54/US400 Hwy EB over Dry Creek	1960	9,799	Good
US54/US400 Hwy WB over Whitewater River	1955	9,799	Fair