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Bridge conditions in Adams County, Wisconsin

42 inventoried bridges · 1 rated poor · 2025 National Bridge Inventory

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

1 of the 42 bridges the federal inventory lists in Adams County are rated poor; the rest split 27 good and 14 fair.

1 of the 42 bridges in Adams County, Wisconsin, are rated in poor condition (2.4%) in the 2025 National Bridge Inventory, as of August 20, 2026.
27 bridges (64.3%) are rated good and 14 (33.3%) fair.
The median Adams County bridge was built in 1988.
The busiest poor-rated bridge is Cth J over Little Roche A Cri Creek (built 1950), carrying about 1,100 vehicles a day.

Good 64.3% · Fair 33.3% · Poor 2.4% of 42 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Bridge	Built	Vehicles/day	Condition
Cth J over Little Roche A Cri Creek	1950	1,100	Poor

Busiest bridges in the county

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
Sth 21 over Big Roche A Cri Creek	1950	3,700	Fair
Sth 21 over Carter Creek	2013	3,600	Good
Cth Z over Klein Creek	1991	1,841	Fair
Cth Z over Little Roche A Cri Creek	1969	1,600	Fair

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

All of Wisconsin: Wisconsin bridge conditions by county · every download on the data page.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.