US Bridges

Cth B over Middle Fork of Main Cree

Good

Rusk County, Wisconsin · 1.2M N JCT Cth P-13 · Structure no. B54013700000000

Built
2021
4 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete Continuous
Length
71 ft
2 main spans
Daily traffic
545
2021 count
Owner
County
County Highway Agency

About this bridge

Cth B over Middle Fork of Main Cree is a concrete continuous slab carrying Cth B over Middle Fork of Main Cree in Rusk County, Wisconsin. It was built in 2021, so it is 4 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 545 vehicles a day, roughly 7% of them trucks, projected to reach 600 by 2041. The structure is 71 ft (21.5 m) long and 33 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesCth B
CrossesMiddle Fork of Main Cree
Location1.2M N JCT Cth P-13
RouteCounty Highway 0B
Coordinates45.461, -90.89381
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length71 ft (21.5 m)
Longest span34 ft (10.4 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic545 (2021)
Projected traffic600 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 B over Middle Fork of Main Cree built?

It was built in 2021, making it 4 years old in 2025.

What condition is Cth B over Middle Fork of Main Cree 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 August 2023.

How much traffic does Cth B over Middle Fork of Main Cree carry?

About 545 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is Cth B over Middle Fork of Main Cree?

The structure is 71 ft (21.5 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns Cth B over Middle Fork of Main Cree?

It is owned by the County Highway Agency.