US Bridges

Cth Ss over Middle Branch Duck Creek

Good

Columbia County, Wisconsin · 2.9M N JCT Cth B · Structure no. B11015400000000

Built
2014
11 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete
Length
41 ft
1 main span
Daily traffic
291
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Ss over Middle Branch Duck Creek is a concrete slab carrying Cth Ss over Middle Branch Duck Creek in Columbia County, Wisconsin. It was built in 2014, so it is 11 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 291 vehicles a day, roughly 4% of them trucks, projected to reach 350 by 2043. The structure is 41 ft (12.5 m) long and 32 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesCth Ss
CrossesMiddle Branch Duck Creek
Location2.9M N JCT Cth B
RouteCounty Highway 0SS
Coordinates43.49133, -89.22672
Functional classRural Local

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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length41 ft (12.5 m)
Longest span38 ft (11.6 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic291 (2022)
Projected traffic350 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 km)
TollOn a free road
National Highway SystemNo

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 Ss over Middle Branch Duck Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Cth Ss over Middle Branch Duck 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 July 2024.

How much traffic does Cth Ss over Middle Branch Duck Creek carry?

About 291 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Cth Ss over Middle Branch Duck Creek?

The structure is 41 ft (12.5 m) long with a longest span of 38 ft (11.6 m) and a deck 32 ft wide.

Who owns Cth Ss over Middle Branch Duck Creek?

It is owned by the County Highway Agency.