US Bridges

Sth 11 over Skinner Creek

Fair

Green County, Wisconsin · 0.1M E JCT Cth M to S · Structure no. B23011600000000

Built
1998
27 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
140 ft
2 main spans
Daily traffic
5,500
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 11 over Skinner Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 11 over Skinner Creek in Green County, Wisconsin. It was built in 1998, so it is 27 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,500 vehicles a day, roughly 9% of them trucks, projected to reach 7,540 by 2043. The structure is 140 ft (42.7 m) long and 51 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSth 11
CrossesSkinner Creek
Location0.1M E JCT Cth M to S
RouteState Highway 11
Coordinates42.5815, -89.7942
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating32.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length140 ft (42.7 m)
Longest span68 ft (20.7 m)
Deck width51 ft (15.6 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2022)
Projected traffic7,540 by 2043
Trucks9%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 11 over Skinner Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is Sth 11 over Skinner Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Sth 11 over Skinner Creek carry?

About 5,500 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Sth 11 over Skinner Creek?

The structure is 140 ft (42.7 m) long with a longest span of 68 ft (20.7 m) and a deck 51 ft wide.

Who owns Sth 11 over Skinner Creek?

It is owned by the State Highway Agency.