US Bridges

Ush 12 EB over Roxbury Creek

Good

Dane County, Wisconsin · 0.4M E JCT Sth 188 · Structure no. B13052000000000

Built
2004
21 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
8,200
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 12 EB over Roxbury Creek is a prestressed concrete stringer/multi-beam or girder carrying Ush 12 EB over Roxbury Creek in Dane County, Wisconsin. It was built in 2004, so it is 21 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 8,200 vehicles a day, projected to reach 9,840 by 2042. The structure is 90 ft (27.3 m) long and 53 ft wide.

CarriesUsh 12 EB
CrossesRoxbury Creek
Location0.4M E JCT Sth 188
RouteU.S. Route 12
Coordinates43.25437, -89.70594
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.5 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length90 ft (27.3 m)
Longest span85 ft (25.9 m)
Deck width53 ft (16.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,200 (2022)
Projected traffic9,840 by 2042
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ush 12 EB over Roxbury Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is Ush 12 EB over Roxbury Creek 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 September 2024.

How much traffic does Ush 12 EB over Roxbury Creek carry?

About 8,200 vehicles per day (2022 count).

How long is Ush 12 EB over Roxbury Creek?

The structure is 90 ft (27.3 m) long with a longest span of 85 ft (25.9 m) and a deck 53 ft wide.

Who owns Ush 12 EB over Roxbury Creek?

It is owned by the State Highway Agency.