US Bridges

Sth 73-MAIN ST over White River

Good

Marquette County, Wisconsin · 0.3M N JCT Cth E to W · Structure no. B39004700000000

Built
1989
36 years old
Condition
Good
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
91 ft
1 main span
Daily traffic
2,800
2021 count
Owner
State
State Highway Agency

About this bridge

Sth 73-MAIN ST over White River is a prestressed concrete stringer/multi-beam or girder carrying Sth 73-MAIN ST over White River in Marquette County, Wisconsin. It was built in 1989, so it is 36 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 2,800 vehicles a day, roughly 6% of them trucks, projected to reach 4,950 by 2041. The structure is 91 ft (27.7 m) long and 48 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesSth 73-MAIN ST
CrossesWhite River
Location0.3M N JCT Cth E to W
RouteState Highway 73
Coordinates43.96337, -89.21857
Functional classRural Minor Arterial

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span89 ft (27.1 m)
Deck width48 ft (14.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2021)
Projected traffic4,950 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed18.6 mi (30 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sth 73-MAIN ST over White River built?

It was built in 1989, making it 36 years old in 2025.

What condition is Sth 73-MAIN ST over White River 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 May 2022.

How much traffic does Sth 73-MAIN ST over White River carry?

About 2,800 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Sth 73-MAIN ST over White River?

The structure is 91 ft (27.7 m) long with a longest span of 89 ft (27.1 m) and a deck 48 ft wide.

Who owns Sth 73-MAIN ST over White River?

It is owned by the State Highway Agency.