US Bridges

Sth 167 over Oconomowoc River

Good

Washington County, Wisconsin · 1.4M E JCT Cth Cc · Structure no. B66008500000000

Built
1978
47 years old
Condition
Good
inspected April 2022
Type
Slab
Concrete
Length
47 ft
1 main span
Daily traffic
3,700
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 167 over Oconomowoc River is a concrete slab carrying Sth 167 over Oconomowoc River in Washington County, Wisconsin. It was built in 1978, so it is 47 years old, older 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 3,700 vehicles a day, roughly 4% of them trucks, projected to reach 4,300 by 2040. The structure is 47 ft (14.2 m) long and 42 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSth 167
CrossesOconomowoc River
Location1.4M E JCT Cth Cc
RouteState Highway 167
Coordinates43.25129, -88.27389
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2022
Inspection intervalevery 48 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length47 ft (14.2 m)
Longest span46 ft (14 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,700 (2022)
Projected traffic4,300 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 167 over Oconomowoc River built?

It was built in 1978, making it 47 years old in 2025.

What condition is Sth 167 over Oconomowoc 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 April 2022.

How much traffic does Sth 167 over Oconomowoc River carry?

About 3,700 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Sth 167 over Oconomowoc River?

The structure is 47 ft (14.2 m) long with a longest span of 46 ft (14 m) and a deck 42 ft wide.

Who owns Sth 167 over Oconomowoc River?

It is owned by the State Highway Agency.