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Sth 21 over Big Roche A Cri Creek

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

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

Sth 21 over Big Roche A Cri Creek in Adams County, Wisconsin, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1950 and reconstructed in 1993, making it 75 years old at the 2025 inventory.
It carries about 3,700 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 14 of the 42 inventoried bridges in Adams County rated fair (33.3%); 1 (2.4%) 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	Steel stringer or multi-beam girder
Length	about 61 ft
Location	2.9M E Jct Cth Z
NBI structure number	B01032500000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Sth 13 over Carter Creek	1937	7,100	Fair
Sth 13-main St over Little Roche A Cri Creek	1993	7,020	Fair
Sth 13 over Fourteen Mile Creek	1957	5,800	Fair
Sth 21 over Wisconsin River	1959	4,600	Fair
Sth 21 over Wisconsin R Backwater	2010	4,300	Good
Sth 13 over Big Roche A Cri Lake	2012	4,200	Good