US Bridges

Ush 151 NB over Cth N Bristol ST

Fair

Dane County, Wisconsin · 1.5M N JCT Sth 19 to E · Structure no. B13027200000000

Built
1970
55 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
177 ft
2 main spans
Daily traffic
17,900
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 151 NB over Cth N Bristol ST is a prestressed concrete continuous stringer/multi-beam or girder carrying Ush 151 NB over Cth N Bristol ST in Dane County, Wisconsin. It was built in 1970, so it is 55 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 17,900 vehicles a day, roughly 12% of them trucks, projected to reach 21,480 by 2042. The structure is 177 ft (53.9 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUsh 151 NB
CrossesCth N Bristol ST
Location1.5M N JCT Sth 19 to E
RouteU.S. Route 151
Coordinates43.19681, -89.21121
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 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 rating59.4 US tons
Inventory rating28.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length177 ft (53.9 m)
Longest span86 ft (26.2 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,900 (2022)
Projected traffic21,480 by 2042
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ush 151 NB over Cth N Bristol ST built?

It was built in 1970, making it 55 years old in 2025.

What condition is Ush 151 NB over Cth N Bristol ST 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 2024.

How much traffic does Ush 151 NB over Cth N Bristol ST carry?

About 17,900 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Ush 151 NB over Cth N Bristol ST?

The structure is 177 ft (53.9 m) long with a longest span of 86 ft (26.2 m) and a deck 42 ft wide.

Who owns Ush 151 NB over Cth N Bristol ST?

It is owned by the State Highway Agency.