US Bridges

Ush 151 SB over Lrd Columbus ST

Fair

Dane County, Wisconsin · 1.8M S JCT Cth Vv to S · Structure no. B13027600000000

Built
1970
55 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
164 ft
2 main spans
Daily traffic
12,800
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 151 SB over Lrd Columbus ST is a prestressed concrete continuous stringer/multi-beam or girder carrying Ush 151 SB over Lrd Columbus 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 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 12,800 vehicles a day, roughly 12% of them trucks, projected to reach 15,360 by 2042. The structure is 164 ft (49.9 m) long and 43 ft wide.

CarriesUsh 151 SB
CrossesLrd Columbus ST
Location1.8M S JCT Cth Vv to S
RouteU.S. Route 151
Coordinates43.20114, -89.19753
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length164 ft (49.9 m)
Longest span80 ft (24.4 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,800 (2022)
Projected traffic15,360 by 2042
Trucks12%
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 151 SB over Lrd Columbus ST built?

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

What condition is Ush 151 SB over Lrd Columbus 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 SB over Lrd Columbus ST carry?

About 12,800 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Ush 151 SB over Lrd Columbus ST?

The structure is 164 ft (49.9 m) long with a longest span of 80 ft (24.4 m) and a deck 43 ft wide.

Who owns Ush 151 SB over Lrd Columbus ST?

It is owned by the State Highway Agency.