US Bridges

Sth 40-17th ST over Ush 53

Fair

Chippewa County, Wisconsin · 2.0M N JCT Cth a · Structure no. B09007800000000

Built
1971
54 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
319 ft
2 main spans
Daily traffic
7,600
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 40-17th ST over Ush 53 is a steel continuous stringer/multi-beam or girder carrying Sth 40-17th ST over Ush 53 in Chippewa County, Wisconsin. It was built in 1971, so it is 54 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 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 7,600 vehicles a day, roughly 6% of them trucks, projected to reach 9,120 by 2042. The structure is 319 ft (97.2 m) long and 71 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesSth 40-17th ST
CrossesUsh 53
Location2.0M N JCT Cth a
RouteState Highway 40
CountyChippewa County
StateWisconsin
Coordinates45.09965, -91.50458
Functional classRural Minor 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length319 ft (97.2 m)
Longest span156 ft (47.5 m)
Deck width71 ft (21.6 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,600 (2022)
Projected traffic9,120 by 2042
Trucks6%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 Sth 40-17th ST over Ush 53 built?

It was built in 1971, making it 54 years old in 2025.

What condition is Sth 40-17th ST over Ush 53 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 May 2023.

How much traffic does Sth 40-17th ST over Ush 53 carry?

About 7,600 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Sth 40-17th ST over Ush 53?

The structure is 319 ft (97.2 m) long with a longest span of 156 ft (47.5 m) and a deck 71 ft wide.

Who owns Sth 40-17th ST over Ush 53?

It is owned by the State Highway Agency.