US Bridges

Cth M over Wsor RR

Good

Dane County, Wisconsin · 2.3M E JCT Cth D · Structure no. B13064700000000

Built
2012
13 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
135 ft
3 main spans
Daily traffic
5,300
2022 count
Owner
County
County Highway Agency

About this bridge

Cth M over Wsor RR is a concrete continuous slab carrying Cth M over Wsor RR in Dane County, Wisconsin. It was built in 2012, so it is 13 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 5,300 vehicles a day, roughly 3% of them trucks, projected to reach 6,360 by 2042. The structure is 135 ft (41.3 m) long and 43 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesCth M
CrossesWsor RR
Location2.3M E JCT Cth D
RouteCounty Highway 0M
Coordinates42.95016, -89.39144
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length135 ft (41.3 m)
Longest span53 ft (16.2 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,300 (2022)
Projected traffic6,360 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5.6 mi (9 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cth M over Wsor RR built?

It was built in 2012, making it 13 years old in 2025.

What condition is Cth M over Wsor RR 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 October 2024.

How much traffic does Cth M over Wsor RR carry?

About 5,300 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Cth M over Wsor RR?

The structure is 135 ft (41.3 m) long with a longest span of 53 ft (16.2 m) and a deck 43 ft wide.

Who owns Cth M over Wsor RR?

It is owned by the County Highway Agency.