US Bridges

Ush SB Ush 51 on R over Ush 51 NB

Fair

Marathon County, Wisconsin · 1.4M W JCT Bus 51 · Structure no. B37033700000000

Built
2006
19 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
606 ft
3 main spans
Daily traffic
4,500
2022 count
Owner
State
State Highway Agency

About this bridge

Ush SB Ush 51 on R over Ush 51 NB is a steel continuous stringer/multi-beam or girder carrying Ush SB Ush 51 on R over Ush 51 NB in Marathon County, Wisconsin. It was built in 2006, so it is 19 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,500 vehicles a day, projected to reach 5,500 by 2043. The structure is 606 ft (184.7 m) long and 30 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesUsh SB Ush 51 on R
CrossesUsh 51 NB
Location1.4M W JCT Bus 51
RouteU.S. Route 51
CountyMarathon County
StateWisconsin
Coordinates44.89325, -89.64047
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating44.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length606 ft (184.7 m)
Longest span229 ft (69.8 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2022)
Projected traffic5,500 by 2043
Trucks0%
Lanes on structure1
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 SB Ush 51 on R over Ush 51 NB built?

It was built in 2006, making it 19 years old in 2025.

What condition is Ush SB Ush 51 on R over Ush 51 NB in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Ush SB Ush 51 on R over Ush 51 NB carry?

About 4,500 vehicles per day (2022 count).

How long is Ush SB Ush 51 on R over Ush 51 NB?

The structure is 606 ft (184.7 m) long with a longest span of 229 ft (69.8 m) and a deck 30 ft wide.

Who owns Ush SB Ush 51 on R over Ush 51 NB?

It is owned by the State Highway Agency.