US Bridges

Cth S over Silver Creek

Good

Kewaunee County, Wisconsin · 0.5M E JCT Cth D · Structure no. B31008000000000

Built
2003
22 years old
Condition
Good
inspected June 2024
Type
Slab
Concrete
Length
91 ft
2 main spans
Daily traffic
919
2022 count
Owner
County
County Highway Agency

About this bridge

Cth S over Silver Creek is a concrete slab carrying Cth S over Silver Creek in Kewaunee County, Wisconsin. It was built in 2003, so it is 22 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 919 vehicles a day, projected to reach 1,010 by 2043. The structure is 91 ft (27.7 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCth S
CrossesSilver Creek
Location0.5M E JCT Cth D
RouteCounty Highway 0S
Coordinates44.6175, -87.48847
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span44 ft (13.4 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic919 (2022)
Projected traffic1,010 by 2043
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 S over Silver Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Cth S over Silver 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 June 2024.

How much traffic does Cth S over Silver Creek carry?

About 919 vehicles per day (2022 count).

How long is Cth S over Silver Creek?

The structure is 91 ft (27.7 m) long with a longest span of 44 ft (13.4 m) and a deck 34 ft wide.

Who owns Cth S over Silver Creek?

It is owned by the County Highway Agency.