US Bridges

Cth Q over Bark River

FairPosted for load

Washington County, Wisconsin · 2.2M E JCT Sth 164 · Structure no. B66002100000000

Built
1957
68 years old, rebuilt 1980
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
31 ft
1 main span
Daily traffic
10,200
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Q over Bark River is a concrete slab carrying Cth Q over Bark River in Washington County, Wisconsin. It was built in 1957 and reconstructed in 1980, so it is 68 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for other load-capacity restriction.

It carries about 10,200 vehicles a day, projected to reach 12,240 by 2042. The structure is 31 ft (9.6 m) long and 46 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesCth Q
CrossesBark River
Location2.2M E JCT Sth 164
RouteCounty Highway 0Q
Coordinates43.193, -88.21959
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating23.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length31 ft (9.6 m)
Longest span30 ft (9.1 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,200 (2022)
Projected traffic12,240 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Cth Q over Bark River built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1980.

What condition is Cth Q over Bark River 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 November 2024.

How much traffic does Cth Q over Bark River carry?

About 10,200 vehicles per day (2022 count).

How long is Cth Q over Bark River?

The structure is 31 ft (9.6 m) long with a longest span of 30 ft (9.1 m) and a deck 46 ft wide.

Who owns Cth Q over Bark River?

It is owned by the County Highway Agency.