US Bridges

Sth 29 EB Off Ramp over Plover River

Fair

Marathon County, Wisconsin · 3.85M E JCT Cth Q · Structure no. B37037800000000

Built
2005
20 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
98 ft
1 main span
Daily traffic
1,600
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 29 EB Off Ramp over Plover River is a prestressed concrete stringer/multi-beam or girder carrying Sth 29 EB Off Ramp over Plover River in Marathon County, Wisconsin. It was built in 2005, so it is 20 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 1,600 vehicles a day, projected to reach 1,650 by 2043. The structure is 98 ft (29.9 m) long and 31 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesSth 29 EB Off Ramp
CrossesPlover River
Location3.85M E JCT Cth Q
RouteState Highway 29
CountyMarathon County
StateWisconsin
Coordinates44.88136, -89.34665
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating80.5 US tons
Inventory rating41.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span92 ft (28 m)
Deck width31 ft (9.6 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2022)
Projected traffic1,650 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 29 EB Off Ramp over Plover River built?

It was built in 2005, making it 20 years old in 2025.

What condition is Sth 29 EB Off Ramp over Plover River 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 October 2024.

How much traffic does Sth 29 EB Off Ramp over Plover River carry?

About 1,600 vehicles per day (2022 count).

How long is Sth 29 EB Off Ramp over Plover River?

The structure is 98 ft (29.9 m) long with a longest span of 92 ft (28 m) and a deck 31 ft wide.

Who owns Sth 29 EB Off Ramp over Plover River?

It is owned by the State Highway Agency.