US Bridges

Cth Mm over Br Wolf River

Fair

Chippewa County, Wisconsin · 0.6 M E 350th Street · Structure no. B09015500000000

Built
1992
33 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
44 ft
1 main span
Daily traffic
410
2023 count
Owner
County
County Highway Agency

About this bridge

Cth Mm over Br Wolf River is a concrete slab carrying Cth Mm over Br Wolf River in Chippewa 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 5 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 410 vehicles a day, projected to reach 431 by 2042. The structure is 44 ft (13.4 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCth Mm
CrossesBr Wolf River
Location0.6 M E 350th Street
RouteCounty Highway 0MM
Coordinates44.92978, -90.95292
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span42 ft (12.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2023)
Projected traffic431 by 2042
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 Mm over Br Wolf River built?

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

What condition is Cth Mm over Br Wolf River 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 October 2023.

How much traffic does Cth Mm over Br Wolf River carry?

About 410 vehicles per day (2023 count).

How long is Cth Mm over Br Wolf River?

The structure is 44 ft (13.4 m) long with a longest span of 42 ft (12.8 m) and a deck 32 ft wide.

Who owns Cth Mm over Br Wolf River?

It is owned by the County Highway Agency.