US Bridges

Cth M over Wild Creek

Good

Marathon County, Wisconsin · 1.4M S JCT Cth C · Structure no. B37013200000000

Built
1990
35 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
1,620
2023 count
Owner
County
County Highway Agency

About this bridge

Cth M over Wild Creek is a prestressed concrete stringer/multi-beam or girder carrying Cth M over Wild Creek in Marathon County, Wisconsin. It was built in 1990, so it is 35 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 1,620 vehicles a day, roughly 9% of them trucks, projected to reach 1,804 by 2042. The structure is 70 ft (21.4 m) long and 34 ft wide. If it were closed, the detour would be 13.7 mi (22 km).

CarriesCth M
CrossesWild Creek
Location1.4M S JCT Cth C
RouteCounty Highway 0M
Coordinates44.72281, -90.02466
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 inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length70 ft (21.4 m)
Longest span68 ft (20.7 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,620 (2023)
Projected traffic1,804 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13.7 mi (22 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 M over Wild Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Cth M over Wild 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 September 2023.

How much traffic does Cth M over Wild Creek carry?

About 1,620 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Cth M over Wild Creek?

The structure is 70 ft (21.4 m) long with a longest span of 68 ft (20.7 m) and a deck 34 ft wide.

Who owns Cth M over Wild Creek?

It is owned by the County Highway Agency.