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Cth K Western Av over Ush 151

Columbia County, Wisconsin · rated Fair in the 2025 National Bridge Inventory

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

Cth K Western Av over Ush 151 in Columbia County, Wisconsin, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1976, making it 49 years old at the 2025 inventory.
It carries about 340 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 119 of the 182 inventoried bridges in Columbia County rated fair (65.4%); 17 (9.3%) 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.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 335 ft
Location	1.5M W Jct Sth 73
NBI structure number	B11007500000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ih 39 Sb-90 Eb-ih over Sth 60	2024	30,150	Good
Ih 90 Eb-ih 94 EB over Lrd Smokey Hollow Rd	1961	29,350	Fair
Ih 90 Wb-ih 94 WB over Br Rowan Creek	1961	29,350	Fair
Ih 90 Wb-ih 94 WB over Br Rowan Creek	1961	29,350	Fair
Ih 90 Wb-ih 94 WB over Br Rowan Creek	1961	29,350	Fair
Ih 90 Wb-ih 94 WB over Br Rowan Creek	1961	29,350	Fair