US Bridges

Cth Q over Gilbert Creek

Fair

Dunn County, Wisconsin · 0.1M S JCT Cth N · Structure no. B17008400000000

Built
1978
47 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete Continuous
Length
33 ft
3 main spans
Daily traffic
270
2024 count
Owner
County
County Highway Agency

About this bridge

Cth Q over Gilbert Creek is a concrete continuous culvert carrying Cth Q over Gilbert Creek in Dunn 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 270 vehicles a day, projected to reach 278 by 2043. The structure is 33 ft (10 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCth Q
CrossesGilbert Creek
Location0.1M S JCT Cth N
RouteCounty Highway 0Q
Coordinates44.89092, -92.09594
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length33 ft (10 m)
Longest span10 ft (3 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270 (2024)
Projected traffic278 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Q over Gilbert Creek built?

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

What condition is Cth Q over Gilbert Creek 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 July 2024.

How much traffic does Cth Q over Gilbert Creek carry?

About 270 vehicles per day (2024 count).

How long is Cth Q over Gilbert Creek?

The structure is 33 ft (10 m) long with a longest span of 10 ft (3 m) and a deck 38 ft wide.

Who owns Cth Q over Gilbert Creek?

It is owned by the County Highway Agency.