US Bridges

Cth Q over Spring Creek

Fair

Dane County, Wisconsin · 0.2M S JCT Cth K · Structure no. P13092700000000

Built
1962
63 years old
Condition
Fair
inspected October 2024
Type
Culvert
Steel
Length
28 ft
2 main spans
Daily traffic
5,800
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Q over Spring Creek is a steel culvert carrying Cth Q over Spring Creek in Dane County, Wisconsin. It was built in 1962, so it is 63 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 5,800 vehicles a day, projected to reach 6,960 by 2042. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCth Q
CrossesSpring Creek
Location0.2M S JCT Cth K
RouteCounty Highway 0
Coordinates43.14503, -89.47194
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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckSteel plate
Main spans2
Design loadH 15
Structure length28 ft (8.5 m)
Longest span12 ft (3.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2022)
Projected traffic6,960 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Spring Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is Cth Q over Spring 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 October 2024.

How much traffic does Cth Q over Spring Creek carry?

About 5,800 vehicles per day (2022 count).

How long is Cth Q over Spring Creek?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.8 m).

Who owns Cth Q over Spring Creek?

It is owned by the County Highway Agency.