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Sth 139 over Nicolet State Trail

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

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

Sth 139 over Nicolet State Trail in Florence County, Wisconsin, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
It was built in 1976 and reconstructed in 2022, making it 49 years old at the 2025 inventory.
It carries about 720 vehicles a day (traffic count year 2021).
Its listed owner is the state highway agency.
It is one of 9 of the 20 inventoried bridges in Florence County rated good (45.0%); 1 (5.0%) 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	Continuous prestressed concrete stringer or multi-beam girder
Length	about 142 ft
Location	14.2M N Jct Cth O
NBI structure number	B19000400000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Ush 2-ush 141 over Menominee River	1980	6,500	Fair
Ush 2-ush 141 over Brule River	1941	3,800	Fair
Cth N over Menominee River	1973	3,500	Poor
Cth N over Little Popple River	1997	1,504	Fair
Sth 139 over Brule River	1989	1,500	Fair
Cth N over Pine River	1998	1,302	Good