US Bridges

Sth 86 over Squaw Creek

Good

Lincoln County, Wisconsin · 3.4M E JCT Cth Yy · Structure no. B35009900000000

Built
1991
34 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
650
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 86 over Squaw Creek is a prestressed concrete stringer/multi-beam or girder carrying Sth 86 over Squaw Creek in Lincoln County, Wisconsin. It was built in 1991, so it is 34 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 650 vehicles a day, roughly 5% of them trucks, projected to reach 1,380 by 2042. The structure is 62 ft (18.8 m) long and 33 ft wide. If it were closed, the detour would be 54.7 mi (88 km).

CarriesSth 86
CrossesSquaw Creek
Location3.4M E JCT Cth Yy
RouteState Highway 86
Coordinates45.45635, -89.97444
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length62 ft (18.8 m)
Longest span60 ft (18.3 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2022)
Projected traffic1,380 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed54.7 mi (88 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 86 over Squaw Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Sth 86 over Squaw 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 86 over Squaw Creek carry?

About 650 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Sth 86 over Squaw Creek?

The structure is 62 ft (18.8 m) long with a longest span of 60 ft (18.3 m) and a deck 33 ft wide.

Who owns Sth 86 over Squaw Creek?

It is owned by the State Highway Agency.