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Ih 43 NB Off Ramp over Ih I41 NB

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

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

Ih 43 NB Off Ramp over Ih I41 NB in Brown 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 2015, making it 10 years old at the 2025 inventory.
It carries about 13,000 vehicles a day (traffic count year 2021).
Its listed owner is the state highway agency.
It is one of 220 of the 473 inventoried bridges in Brown County rated good (46.5%); 21 (4.4%) 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 steel single box beam
Length	about 3,988 ft
Location	at 41 NB
NBI structure number	B05067800000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Sth 172 over Sth57-riverside Dr-fox R	1975	84,700	Fair
Ih 41-sth 32 over Beaver Creek	2012	83,900	Good
Ih 41 over Dutchman CR	2011	83,200	Good
Ih 41 over Beaver Creek	2011	82,500	Good
Ih 41 over Ashwaubenon CR	2012	74,600	Good
Ih 41 over Beaver Creek	2014	69,800	Good