US Bridges

Ush 53 NB over Amnicon River

Fair

Douglas County, Wisconsin · 5.2M N JCT Cth B · Structure no. B16003400000000

Built
1980
45 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
128 ft
1 main span
Daily traffic
3,650
2023 count
Owner
State
State Highway Agency

About this bridge

Ush 53 NB over Amnicon River is a prestressed concrete stringer/multi-beam or girder carrying Ush 53 NB over Amnicon River in Douglas County, Wisconsin. It was built in 1980, so it is 45 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 3,650 vehicles a day, roughly 9% of them trucks, projected to reach 4,620 by 2043. The structure is 128 ft (39 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUsh 53 NB
CrossesAmnicon River
Location5.2M N JCT Cth B
RouteU.S. Route 53
Coordinates46.58894, -91.89595
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.8 US tons
Inventory rating46.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length128 ft (39 m)
Longest span124 ft (37.8 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,650 (2023)
Projected traffic4,620 by 2043
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ush 53 NB over Amnicon River built?

It was built in 1980, making it 45 years old in 2025.

What condition is Ush 53 NB over Amnicon 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 2024.

How much traffic does Ush 53 NB over Amnicon River carry?

About 3,650 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Ush 53 NB over Amnicon River?

The structure is 128 ft (39 m) long with a longest span of 124 ft (37.8 m) and a deck 43 ft wide.

Who owns Ush 53 NB over Amnicon River?

It is owned by the State Highway Agency.