US Bridges

Cth W over Seeley Creek

Fair

Sauk County, Wisconsin · 2.0M E JCT Cth D · Structure no. B56011200000000

Built
1992
33 years old
Condition
Fair
inspected September 2024
Type
Slab
Wood or Timber
Length
39 ft
2 main spans
Daily traffic
293
2024 count
Owner
County
County Highway Agency

About this bridge

Cth W over Seeley Creek is a wood or timber slab carrying Cth W over Seeley Creek in Sauk County, Wisconsin. It was built in 1992, so it is 33 years old, younger 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 293 vehicles a day, projected to reach 322 by 2043. The structure is 39 ft (11.9 m) long and 30 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesCth W
CrossesSeeley Creek
Location2.0M E JCT Cth D
RouteCounty Highway 0W
Coordinates43.41976, -89.94791
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.5 US tons
Inventory rating48.2 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span20 ft (6 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic293 (2024)
Projected traffic322 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 W over Seeley Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Cth W over Seeley 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 September 2024.

How much traffic does Cth W over Seeley Creek carry?

About 293 vehicles per day (2024 count).

How long is Cth W over Seeley Creek?

The structure is 39 ft (11.9 m) long with a longest span of 20 ft (6 m) and a deck 30 ft wide.

Who owns Cth W over Seeley Creek?

It is owned by the County Highway Agency.