US Bridges

Sth 47 & 55 S over Sth 29

Good

Shawano County, Wisconsin · 2.0M S JCT Sth 22 to N · Structure no. B58007700000000

Built
1996
29 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
220 ft
2 main spans
Daily traffic
7,900
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 47 & 55 S over Sth 29 is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 47 & 55 S over Sth 29 in Shawano County, Wisconsin. It was built in 1996, so it is 29 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 7,900 vehicles a day, projected to reach 9,480 by 2042. The structure is 220 ft (67.2 m) long and 66 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSth 47 & 55 S
CrossesSth 29
Location2.0M S JCT Sth 22 to N
RouteState Highway 47
Coordinates44.75686, -88.56752
Functional classRural Minor Collector

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.
Substructure7 GoodSome minor problems.
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 rating80.5 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length220 ft (67.2 m)
Longest span109 ft (33.2 m)
Deck width66 ft (20.2 m)
Roadway width58 ft (17.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,900 (2022)
Projected traffic9,480 by 2042
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

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 47 & 55 S over Sth 29 built?

It was built in 1996, making it 29 years old in 2025.

What condition is Sth 47 & 55 S over Sth 29 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 Sth 47 & 55 S over Sth 29 carry?

About 7,900 vehicles per day (2022 count).

How long is Sth 47 & 55 S over Sth 29?

The structure is 220 ft (67.2 m) long with a longest span of 109 ft (33.2 m) and a deck 66 ft wide.

Who owns Sth 47 & 55 S over Sth 29?

It is owned by the State Highway Agency.