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Irr Bia Rte 9 over Keshena Power Canal

Menominee County, Wisconsin · rated Good in the 2025 National Bridge Inventory

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

Irr Bia Rte 9 over Keshena Power Canal in Menominee County, Wisconsin, 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 1996, making it 29 years old at the 2025 inventory.
It carries about 300 vehicles a day (traffic count year 2024).
It is one of 11 of the 25 inventoried bridges in Menominee County rated good (44.0%); 2 (8.0%) 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	Timber stringer or multi-beam girder
Length	about 40 ft
Location	2 Km North of Keshena
NBI structure number	00000000000F919
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Sth Irr (sth 47) over Wolf River	1986	3,000	Fair
Sth Irr (sth 47) over W Br Wolf River	1971	2,200	Fair
Cth M over West Branch of Wolf Rive	2020	602	Good
Sth Irr (sth 47) over W Br Wolf River	2004	510	Good
Irr Bia Rte 146 over West Branch Wolf River	1981	450	Fair
Irr Bia Rte 1024 over Wolf River	1960	350	Good