US Bridges

Sth 26 SB over Sth 59

Good

Rock County, Wisconsin · 3.8 Mi. S of Cth N · Structure no. B53025300000000

Built
2013
12 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
171 ft
2 main spans
Daily traffic
8,450
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 26 SB over Sth 59 is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 26 SB over Sth 59 in Rock County, Wisconsin. It was built in 2013, so it is 12 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 8,450 vehicles a day, projected to reach 10,140 by 2039. The structure is 171 ft (52.1 m) long and 42 ft wide.

CarriesSth 26 SB
CrossesSth 59
Location3.8 Mi. S of Cth N
RouteState Highway 26
Coordinates42.76895, -88.92417
Functional classRural Minor Arterial

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.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length171 ft (52.1 m)
Longest span85 ft (25.9 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,450 (2022)
Projected traffic10,140 by 2039
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 26 SB over Sth 59 built?

It was built in 2013, making it 12 years old in 2025.

What condition is Sth 26 SB over Sth 59 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 August 2023.

How much traffic does Sth 26 SB over Sth 59 carry?

About 8,450 vehicles per day (2022 count).

How long is Sth 26 SB over Sth 59?

The structure is 171 ft (52.1 m) long with a longest span of 85 ft (25.9 m) and a deck 42 ft wide.

Who owns Sth 26 SB over Sth 59?

It is owned by the State Highway Agency.