US Bridges

Sth 26 over W Br Rock River

Good

Fond du Lac County, Wisconsin · 1.8M N JCT Cth Tc (n) · Structure no. B20012100000000

Built
1997
28 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
35 ft
1 main span
Daily traffic
7,900
2023 count
Owner
State
State Highway Agency

About this bridge

Sth 26 over W Br Rock River is a concrete slab carrying Sth 26 over W Br Rock River in Fond du Lac County, Wisconsin. It was built in 1997, so it is 28 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,900 vehicles a day, roughly 9% of them trucks, projected to reach 8,860 by 2042. The structure is 35 ft (10.7 m) long and 46 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesSth 26
CrossesW Br Rock River
Location1.8M N JCT Cth Tc (n)
RouteState Highway 26
Coordinates43.74667, -88.675
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span34 ft (10.4 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,900 (2023)
Projected traffic8,860 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 km)
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 Sth 26 over W Br Rock River built?

It was built in 1997, making it 28 years old in 2025.

What condition is Sth 26 over W Br Rock River 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 Sth 26 over W Br Rock River carry?

About 7,900 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Sth 26 over W Br Rock River?

The structure is 35 ft (10.7 m) long with a longest span of 34 ft (10.4 m) and a deck 46 ft wide.

Who owns Sth 26 over W Br Rock River?

It is owned by the State Highway Agency.