US Bridges

Cth Pd over Ush 18-USH 151

Fair

Dane County, Wisconsin · 2.4M W JCT Cth J to S · Structure no. B13037900000000

Built
1991
34 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
235 ft
2 main spans
Daily traffic
2,500
2022 count
Owner
State
State Highway Agency

About this bridge

Cth Pd over Ush 18-USH 151 is a steel continuous stringer/multi-beam or girder carrying Cth Pd over Ush 18-USH 151 in Dane County, Wisconsin. It was built in 1991, so it is 34 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 2,500 vehicles a day, projected to reach 3,000 by 2042. The structure is 235 ft (71.7 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCth Pd
CrossesUsh 18-USH 151
Location2.4M W JCT Cth J to S
RouteCounty Highway 0PD
CountyDane County
StateWisconsin
Coordinates42.99936, -89.66847
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating44.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length235 ft (71.7 m)
Longest span115 ft (34.9 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2022)
Projected traffic3,000 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 Cth Pd over Ush 18-USH 151 built?

It was built in 1991, making it 34 years old in 2025.

What condition is Cth Pd over Ush 18-USH 151 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 August 2023.

How much traffic does Cth Pd over Ush 18-USH 151 carry?

About 2,500 vehicles per day (2022 count).

How long is Cth Pd over Ush 18-USH 151?

The structure is 235 ft (71.7 m) long with a longest span of 115 ft (34.9 m) and a deck 38 ft wide.

Who owns Cth Pd over Ush 18-USH 151?

It is owned by the State Highway Agency.