US Bridges

IH Ush 51-IH 39 NB over Ush Bus 51 & R.R.

Fair

Marathon County, Wisconsin · At Intersection · Structure no. B37039600000000

Built
2012
13 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
301 ft
4 main spans
Daily traffic
39,600
2022 count
Owner
State
State Highway Agency

About this bridge

IH Ush 51-IH 39 NB over Ush Bus 51 & R.R. is a prestressed concrete continuous stringer/multi-beam or girder carrying IH Ush 51-IH 39 NB over Ush Bus 51 & R.R. in Marathon County, Wisconsin. It was built in 2012, so it is 13 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 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 39,600 vehicles a day, roughly 12% of them trucks, projected to reach 51,000 by 2043. The structure is 301 ft (91.7 m) long and 69 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesIH Ush 51-IH 39 NB
CrossesUsh Bus 51 & R.R.
LocationAt Intersection
RouteInterstate 39
CountyMarathon County
StateWisconsin
Coordinates44.86342, -89.64117
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating45.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length301 ft (91.7 m)
Longest span145 ft (44.2 m)
Deck width69 ft (20.9 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,600 (2022)
Projected traffic51,000 by 2043
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH Ush 51-IH 39 NB over Ush Bus 51 & R.R. built?

It was built in 2012, making it 13 years old in 2025.

What condition is IH Ush 51-IH 39 NB over Ush Bus 51 & R.R. 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 IH Ush 51-IH 39 NB over Ush Bus 51 & R.R. carry?

About 39,600 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is IH Ush 51-IH 39 NB over Ush Bus 51 & R.R.?

The structure is 301 ft (91.7 m) long with a longest span of 145 ft (44.2 m) and a deck 69 ft wide.

Who owns IH Ush 51-IH 39 NB over Ush Bus 51 & R.R.?

It is owned by the State Highway Agency.