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Cth D over Ih 41

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

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

Cth D over Ih 41 in Washington 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 1994, making it 31 years old at the 2025 inventory.
It carries about 3,000 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 68 of the 164 inventoried bridges in Washington County rated good (41.5%); 13 (7.9%) 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 stringer or multi-beam girder
Length	about 250 ft
Location	3.5 Mi E Jct Sth 175
NBI structure number	B66011200000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Ih 41-ush 45 over Br Cedar Creek	1970	63,100	Fair
Ih 41 Sb-ush 45 SB over Wis & Southern RR	1952	43,700	Fair
Ih 41/USH 45 NB over Menomonee River	2015	40,900	Good
Ih 41/USH 45 SB over Menomonee River	2015	40,900	Good
Ih 41 over Br Cedar Creek	1975	36,800	Fair
Ih I-41/USH 41/USH over Wisc & Southern RR	1952	35,400	Fair