US Bridges

Ush B51-GRAND Ave over Eau Claire River

Fair

Marathon County, Wisconsin · 0.6M N JCT Sth 29 to E · Structure no. B37028000000000

Built
1997
28 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
193 ft
4 main spans
Daily traffic
18,200
2022 count
Owner
State
State Highway Agency

About this bridge

Ush B51-GRAND Ave over Eau Claire River is a concrete slab carrying Ush B51-GRAND Ave over Eau Claire River in Marathon County, Wisconsin. It was built in 1997, so it is 28 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 18,200 vehicles a day, roughly 3% of them trucks, projected to reach 29,200 by 2042. The structure is 193 ft (58.8 m) long and 66 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesUsh B51-GRAND Ave
CrossesEau Claire River
Location0.6M N JCT Sth 29 to E
RouteU.S. Route 51
CountyMarathon County
StateWisconsin
Coordinates44.91607, -89.61125
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.6 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length193 ft (58.8 m)
Longest span56 ft (17 m)
Deck width66 ft (20.1 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,200 (2022)
Projected traffic29,200 by 2042
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ush B51-GRAND Ave over Eau Claire River built?

It was built in 1997, making it 28 years old in 2025.

What condition is Ush B51-GRAND Ave over Eau Claire River 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 October 2023.

How much traffic does Ush B51-GRAND Ave over Eau Claire River carry?

About 18,200 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Ush B51-GRAND Ave over Eau Claire River?

The structure is 193 ft (58.8 m) long with a longest span of 56 ft (17 m) and a deck 66 ft wide.

Who owns Ush B51-GRAND Ave over Eau Claire River?

It is owned by the State Highway Agency.