US Bridges

Sth 26 NB over Sth 106

Good

Jefferson County, Wisconsin · 2.5M N JCT Sth B 26 · Structure no. B28008300000000

Built
1995
30 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
141 ft
2 main spans
Daily traffic
7,000
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 26 NB over Sth 106 is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 26 NB over Sth 106 in Jefferson County, Wisconsin. It was built in 1995, so it is 30 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 7,000 vehicles a day, roughly 8% of them trucks, projected to reach 8,400 by 2042. The structure is 141 ft (42.9 m) long and 46 ft wide.

CarriesSth 26 NB
CrossesSth 106
Location2.5M N JCT Sth B 26
RouteState Highway 26
Coordinates42.91802, -88.87612
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.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length141 ft (42.9 m)
Longest span70 ft (21.2 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2022)
Projected traffic8,400 by 2042
Trucks8%
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 26 NB over Sth 106 built?

It was built in 1995, making it 30 years old in 2025.

What condition is Sth 26 NB over Sth 106 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 March 2023.

How much traffic does Sth 26 NB over Sth 106 carry?

About 7,000 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Sth 26 NB over Sth 106?

The structure is 141 ft (42.9 m) long with a longest span of 70 ft (21.2 m) and a deck 46 ft wide.

Who owns Sth 26 NB over Sth 106?

It is owned by the State Highway Agency.