US Bridges

Sth 33 over Ush 12

Good

Sauk County, Wisconsin · 4.0 Mi. S of I90/94 · Structure no. B56019100000000

Built
2010
15 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
220 ft
2 main spans
Daily traffic
6,700
2021 count
Owner
State
State Highway Agency

About this bridge

Sth 33 over Ush 12 is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 33 over Ush 12 in Sauk County, Wisconsin. It was built in 2010, so it is 15 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 6,700 vehicles a day, projected to reach 8,040 by 2041. The structure is 220 ft (67.1 m) long and 47 ft wide.

CarriesSth 33
CrossesUsh 12
Location4.0 Mi. S of I90/94
RouteState Highway 33
Coordinates43.51444, -89.78445
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.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 48 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 alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating46.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length220 ft (67.1 m)
Longest span108 ft (32.9 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,700 (2021)
Projected traffic8,040 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-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 Sth 33 over Ush 12 built?

It was built in 2010, making it 15 years old in 2025.

What condition is Sth 33 over Ush 12 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 June 2024.

How much traffic does Sth 33 over Ush 12 carry?

About 6,700 vehicles per day (2021 count).

How long is Sth 33 over Ush 12?

The structure is 220 ft (67.1 m) long with a longest span of 108 ft (32.9 m) and a deck 47 ft wide.

Who owns Sth 33 over Ush 12?

It is owned by the State Highway Agency.