US Bridges

Cth C over Cmstpp RR

Fair

Walworth County, Wisconsin · 0.4M S JCT Cth X · Structure no. B64001600000000

Built
1960
65 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
239 ft
4 main spans
Daily traffic
1,500
2022 count
Owner
County
County Highway Agency

About this bridge

Cth C over Cmstpp RR is a prestressed concrete stringer/multi-beam or girder carrying Cth C over Cmstpp RR in Walworth County, Wisconsin. It was built in 1960, so it is 65 years old, older 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 6 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 1,500 vehicles a day, projected to reach 1,045 by 2043. The structure is 239 ft (72.9 m) long and 32 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesCth C
CrossesCmstpp RR
Location0.4M S JCT Cth X
RouteCounty Highway 0C
CountyWalworth County
StateWisconsin
Coordinates42.58333, -88.72727
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length239 ft (72.9 m)
Longest span63 ft (19.1 m)
Deck width32 ft (9.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2022)
Projected traffic1,045 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed2.5 mi (4 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 C over Cmstpp RR built?

It was built in 1960, making it 65 years old in 2025.

What condition is Cth C over Cmstpp RR 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 August 2024.

How much traffic does Cth C over Cmstpp RR carry?

About 1,500 vehicles per day (2022 count).

How long is Cth C over Cmstpp RR?

The structure is 239 ft (72.9 m) long with a longest span of 63 ft (19.1 m) and a deck 32 ft wide.

Who owns Cth C over Cmstpp RR?

It is owned by the County Highway Agency.