US Bridges

Sth 136 over Skillett Creek

Good

Sauk County, Wisconsin · 0.1M E JCT Ush 12 · Structure no. B56023700000000

Built
2021
4 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
1,600
2021 count
Owner
State
State Highway Agency

About this bridge

Sth 136 over Skillett Creek is a prestressed concrete stringer/multi-beam or girder carrying Sth 136 over Skillett Creek in Sauk County, Wisconsin. It was built in 2021, so it is 4 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,600 vehicles a day, projected to reach 1,920 by 2041. The structure is 43 ft (13 m) long and 37 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSth 136
CrossesSkillett Creek
Location0.1M E JCT Ush 12
RouteState Highway 136
Coordinates43.43821, -89.76669
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length43 ft (13 m)
Longest span39 ft (11.9 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2021)
Projected traffic1,920 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

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 136 over Skillett Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Sth 136 over Skillett 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 April 2023.

How much traffic does Sth 136 over Skillett Creek carry?

About 1,600 vehicles per day (2021 count).

How long is Sth 136 over Skillett Creek?

The structure is 43 ft (13 m) long with a longest span of 39 ft (11.9 m) and a deck 37 ft wide.

Who owns Sth 136 over Skillett Creek?

It is owned by the State Highway Agency.