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Ush 12/18 over Br Yahara River

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

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

Ush 12/18 over Br Yahara River in Dane County, Wisconsin, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
It was built in 1962 and reconstructed in 1998, making it 63 years old at the 2025 inventory.
It carries about 86,700 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 273 of the 593 inventoried bridges in Dane County rated fair (46.0%); 42 (7.1%) 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

Component	Rating (2025)	FHWA scale meaning
Culvert	5	Fair condition


Structure	Continuous concrete culvert
Length	about 22 ft
Location	1.1M E Jct Ush 51
NBI structure number	B13019300000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ush 12/18-w Beltli over Cmstpp RR	1975	131,000	Good
Ush 12/14/18/151 over Lrd Todd Dr	1971	129,000	Fair
Ush 12/18-s Beltli over Drainage Ditch	1988	117,000	Fair
Ih 39/90/94 over Starkweather Creek	1959	109,000	Fair
Ush 12/18 over Drainage Ditch	1987	86,700	Fair
Ih 90-ih 94 over Token Creek	1959	69,000	Fair