US Bridges

Cth M over Mann Valley Crrek

Good

Pierce County, Wisconsin · 4.0M E JCT Cth F to N · Structure no. B47020000000000

Built
1996
29 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
1,545
2022 count
Owner
County
County Highway Agency

About this bridge

Cth M over Mann Valley Crrek is a prestressed concrete stringer/multi-beam or girder carrying Cth M over Mann Valley Crrek in Pierce County, Wisconsin. It was built in 1996, so it is 29 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 1,545 vehicles a day, projected to reach 1,699 by 2042. The structure is 45 ft (13.6 m) long and 42 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

CarriesCth M
CrossesMann Valley Crrek
Location4.0M E JCT Cth F to N
RouteCounty Highway 0M
Coordinates44.86258, -92.65382
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.2 US tons
Inventory rating51.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length45 ft (13.6 m)
Longest span42 ft (12.8 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,545 (2022)
Projected traffic1,699 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 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 Mann Valley Crrek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Cth M over Mann Valley Crrek 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 April 2023.

How much traffic does Cth M over Mann Valley Crrek carry?

About 1,545 vehicles per day (2022 count).

How long is Cth M over Mann Valley Crrek?

The structure is 45 ft (13.6 m) long with a longest span of 42 ft (12.8 m) and a deck 42 ft wide.

Who owns Cth M over Mann Valley Crrek?

It is owned by the County Highway Agency.