US Bridges

Sth 32-STH 57 over Cmstpp RR

Fair

Brown County, Wisconsin · 4.5M N JCT Cth Zz to W · Structure no. B05004300000000

Built
1962
63 years old, rebuilt 2007
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
189 ft
3 main spans
Daily traffic
5,600
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 32-STH 57 over Cmstpp RR is a steel continuous stringer/multi-beam or girder carrying Sth 32-STH 57 over Cmstpp RR in Brown County, Wisconsin. It was built in 1962 and reconstructed in 2007, so it is 63 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 5,600 vehicles a day, roughly 4% of them trucks, projected to reach 6,800 by 2042. The structure is 189 ft (57.5 m) long and 39 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesSth 32-STH 57
CrossesCmstpp RR
Location4.5M N JCT Cth Zz to W
RouteState Highway 32
Coordinates44.43253, -88.0628
Functional classUrban Other Principal Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length189 ft (57.5 m)
Longest span71 ft (21.6 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2022)
Projected traffic6,800 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed23 mi (37 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Sth 32-STH 57 over Cmstpp RR built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2007.

What condition is Sth 32-STH 57 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 Sth 32-STH 57 over Cmstpp RR carry?

About 5,600 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Sth 32-STH 57 over Cmstpp RR?

The structure is 189 ft (57.5 m) long with a longest span of 71 ft (21.6 m) and a deck 39 ft wide.

Who owns Sth 32-STH 57 over Cmstpp RR?

It is owned by the State Highway Agency.