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Ush 51 SB Entrance over Lrd Stewart Ave

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

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

Ush 51 SB Entrance over Lrd Stewart Ave in Marathon 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 2007, making it 18 years old at the 2025 inventory.
It carries about 4,400 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 203 of the 531 inventoried bridges in Marathon County rated good (38.2%); 40 (7.5%) 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 192 ft
Location	2.1M S Cth K
NBI structure number	B37037200000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Ih Ush 51-ih 39 NB over Ush Bus 51 & R.R.	2012	39,600	Fair
Ih 39 Sb/ush 51 over Ush Bus 51	2013	39,600	Good
Ush 51NB over Lrd Stewart Ave	2009	38,600	Good
Ush 51 SB over Lrd Hwy 52 Parkway	2007	38,600	Good
Ih Ush 51-ih 39 SB over Wisconsin River 26	1968	37,700	Good
Ush 51 NB over Lrd Sherman St	2007	34,100	Good