US Bridges

Ush 51NB TO29WB over USH51

Good

Marathon County, Wisconsin · 1.8M N of Rib Mountain DR · Structure no. B37036000020000

Built
2008
17 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
746 ft
4 main spans
Daily traffic
7,200
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 51NB TO29WB over USH51 is a steel continuous box beam or girders - single or spread carrying Ush 51NB TO29WB over USH51 in Marathon County, Wisconsin. It was built in 2008, so it is 17 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,200 vehicles a day, projected to reach 10,800 by 2043. The structure is 746 ft (227.4 m) long and 43 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesUsh 51NB TO29WB
CrossesUSH51
Location1.8M N of Rib Mountain DR
RouteU.S. Route 51
Coordinates44.95211, -89.66719
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating46.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length746 ft (227.4 m)
Longest span233 ft (71 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,200 (2022)
Projected traffic10,800 by 2043
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ush 51NB TO29WB over USH51 built?

It was built in 2008, making it 17 years old in 2025.

What condition is Ush 51NB TO29WB over USH51 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Ush 51NB TO29WB over USH51 carry?

About 7,200 vehicles per day (2022 count).

How long is Ush 51NB TO29WB over USH51?

The structure is 746 ft (227.4 m) long with a longest span of 233 ft (71 m) and a deck 43 ft wide.

Who owns Ush 51NB TO29WB over USH51?

It is owned by the State Highway Agency.