US Bridges

Ush 18 Wb-Ush 151 over Sth 69

Fair

Dane County, Wisconsin · 1.2M W JCT Cth M · Structure no. B13040800000000

Built
1994
31 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
191 ft
2 main spans
Daily traffic
13,350
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 18 Wb-Ush 151 over Sth 69 is a prestressed concrete continuous stringer/multi-beam or girder carrying Ush 18 Wb-Ush 151 over Sth 69 in Dane County, Wisconsin. It was built in 1994, so it is 31 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 13,350 vehicles a day, projected to reach 16,020 by 2042. The structure is 191 ft (58.2 m) long and 42 ft wide.

CarriesUsh 18 Wb-Ush 151
CrossesSth 69
Location1.2M W JCT Cth M
RouteU.S. Route 18
Coordinates42.97478, -89.54544
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 48 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 rating70.2 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length191 ft (58.2 m)
Longest span96 ft (29.3 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,350 (2022)
Projected traffic16,020 by 2042
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 18 Wb-Ush 151 over Sth 69 built?

It was built in 1994, making it 31 years old in 2025.

What condition is Ush 18 Wb-Ush 151 over Sth 69 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 January 2025.

How much traffic does Ush 18 Wb-Ush 151 over Sth 69 carry?

About 13,350 vehicles per day (2022 count).

How long is Ush 18 Wb-Ush 151 over Sth 69?

The structure is 191 ft (58.2 m) long with a longest span of 96 ft (29.3 m) and a deck 42 ft wide.

Who owns Ush 18 Wb-Ush 151 over Sth 69?

It is owned by the State Highway Agency.