US Bridges

Sth 47-STH 55 over Shawano Creek

Fair

Shawano County, Wisconsin · 0.2M N JCT Sth 29 to W · Structure no. B58006000000000

Built
2000
25 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
96 ft
2 main spans
Daily traffic
9,300
2023 count
Owner
State
State Highway Agency

About this bridge

Sth 47-STH 55 over Shawano Creek is a prestressed concrete continuous box beam or girders - multiple carrying Sth 47-STH 55 over Shawano Creek in Shawano County, Wisconsin. It was built in 2000, so it is 25 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 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 9,300 vehicles a day, roughly 11% of them trucks, projected to reach 11,160 by 2042. The structure is 96 ft (29.2 m) long and 60 ft wide. If it were closed, the detour would be 82.6 mi (133 km).

Location

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CarriesSth 47-STH 55
CrossesShawano Creek
Location0.2M N JCT Sth 29 to W
RouteState Highway 47
CountyShawano County
StateWisconsin
Coordinates44.78594, -88.6094
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length96 ft (29.2 m)
Longest span46 ft (14 m)
Deck width60 ft (18.3 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,300 (2023)
Projected traffic11,160 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed82.6 mi (133 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sth 47-STH 55 over Shawano Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Sth 47-STH 55 over Shawano Creek 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 September 2023.

How much traffic does Sth 47-STH 55 over Shawano Creek carry?

About 9,300 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Sth 47-STH 55 over Shawano Creek?

The structure is 96 ft (29.2 m) long with a longest span of 46 ft (14 m) and a deck 60 ft wide.

Who owns Sth 47-STH 55 over Shawano Creek?

It is owned by the State Highway Agency.