US Bridges

Cth S Swift ST over Mullet River

Good

Sheboygan County, Wisconsin · 0.2M S JCT Cth a · Structure no. B59030700000000

Built
2003
22 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
430
2021 count
Owner
County
County Highway Agency

About this bridge

Cth S Swift ST over Mullet River is a concrete continuous culvert carrying Cth S Swift ST over Mullet River in Sheboygan 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 430 vehicles a day, roughly 5% of them trucks, projected to reach 516 by 2041. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCth S Swift ST
CrossesMullet River
Location0.2M S JCT Cth a
RouteCounty Highway 0S
Coordinates43.79447, -88.04747
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic430 (2021)
Projected traffic516 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 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 Swift ST over Mullet River built?

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

What condition is Cth S Swift ST over Mullet River 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 September 2023.

How much traffic does Cth S Swift ST over Mullet River carry?

About 430 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Cth S Swift ST over Mullet River?

The structure is 27 ft (8.2 m) long with a longest span of 13 ft (4 m).

Who owns Cth S Swift ST over Mullet River?

It is owned by the County Highway Agency.