US Bridges

Cth G over Ush 18-USH 151

Good

Dane County, Wisconsin · 3.3M E JCT Cth J to N · Structure no. B13040300000000

Built
1993
32 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
201 ft
2 main spans
Daily traffic
2,700
2022 count
Owner
State
State Highway Agency

About this bridge

Cth G over Ush 18-USH 151 is a prestressed concrete continuous stringer/multi-beam or girder carrying Cth G over Ush 18-USH 151 in Dane County, Wisconsin. It was built in 1993, so it is 32 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,700 vehicles a day, roughly 8% of them trucks, projected to reach 25,980 by 2042. The structure is 201 ft (61.2 m) long and 42 ft wide.

CarriesCth G
CrossesUsh 18-USH 151
Location3.3M E JCT Cth J to N
RouteCounty Highway 0G
Coordinates42.98763, -89.58273
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.6 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length201 ft (61.2 m)
Longest span103 ft (31.4 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2022)
Projected traffic25,980 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 G over Ush 18-USH 151 built?

It was built in 1993, making it 32 years old in 2025.

What condition is Cth G over Ush 18-USH 151 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

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

About 2,700 vehicles per day (2022 count), of which roughly 8% are trucks.

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

The structure is 201 ft (61.2 m) long with a longest span of 103 ft (31.4 m) and a deck 42 ft wide.

Who owns Cth G over Ush 18-USH 151?

It is owned by the State Highway Agency.