US Bridges

Sth 26 over Plum Creek

Good

Dodge County, Wisconsin · 1.1MI. N JCT Cth I (s) · Structure no. B14008700000000

Built
1987
38 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
2,400
2021 count
Owner
State
State Highway Agency

About this bridge

Sth 26 over Plum Creek is a concrete culvert carrying Sth 26 over Plum Creek in Dodge County, Wisconsin. It was built in 1987, so it is 38 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 2,400 vehicles a day, roughly 11% of them trucks, projected to reach 2,880 by 2041. The structure is 31 ft (9.3 m) long. If it were closed, the detour would be 28 mi (45 km).

CarriesSth 26
CrossesPlum Creek
Location1.1MI. N JCT Cth I (s)
RouteState Highway 26
Coordinates43.59133, -88.72507
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.2 US tons
Inventory rating41.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length31 ft (9.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2021)
Projected traffic2,880 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 Plum Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Sth 26 over Plum 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 June 2023.

How much traffic does Sth 26 over Plum Creek carry?

About 2,400 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is Sth 26 over Plum Creek?

The structure is 31 ft (9.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Sth 26 over Plum Creek?

It is owned by the State Highway Agency.