US Bridges

Ush 51 SB over Lrd Decator DR

Fair

Marathon County, Wisconsin · 2.2M S JCT Cth Ww to E · Structure no. B37015600000000

Built
1975
50 years old, rebuilt 2014
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
140 ft
3 main spans
Daily traffic
9,950
2023 count
Owner
State
State Highway Agency

About this bridge

Ush 51 SB over Lrd Decator DR is a prestressed concrete continuous stringer/multi-beam or girder carrying Ush 51 SB over Lrd Decator DR in Marathon County, Wisconsin. It was built in 1975 and reconstructed in 2014, so it is 50 years old, older 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 6 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 9,950 vehicles a day, roughly 10% of them trucks, projected to reach 41,300 by 2043. The structure is 140 ft (42.6 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUsh 51 SB
CrossesLrd Decator DR
Location2.2M S JCT Cth Ww to E
RouteU.S. Route 51
Coordinates45.00284, -89.65867
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating32.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length140 ft (42.6 m)
Longest span66 ft (20 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,950 (2023)
Projected traffic41,300 by 2043
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 51 SB over Lrd Decator DR built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 2014.

What condition is Ush 51 SB over Lrd Decator DR 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 51 SB over Lrd Decator DR carry?

About 9,950 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Ush 51 SB over Lrd Decator DR?

The structure is 140 ft (42.6 m) long with a longest span of 66 ft (20 m) and a deck 44 ft wide.

Who owns Ush 51 SB over Lrd Decator DR?

It is owned by the State Highway Agency.