US Bridges

Sth 35 over ST Croix River 10

Good

Burnett County, Wisconsin · 5.6M N JCT Sth 77 to E · Structure no. B07005500000000

Built
2007
18 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
326 ft
3 main spans
Daily traffic
1,100
2023 count
Owner
State
State Highway Agency

About this bridge

Sth 35 over ST Croix River 10 is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 35 over ST Croix River 10 in Burnett County, Wisconsin. It was built in 2007, so it is 18 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 1,100 vehicles a day, projected to reach 1,320 by 2043. The structure is 326 ft (99.5 m) long and 52 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

CarriesSth 35
CrossesST Croix River 10
Location5.6M N JCT Sth 77 to E
RouteState Highway 35
Coordinates46.07484, -92.24698
Functional classRural Major 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108 US tons
Inventory rating55.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length326 ft (99.5 m)
Longest span108 ft (32.9 m)
Deck width52 ft (15.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2023)
Projected traffic1,320 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 35 over ST Croix River 10 built?

It was built in 2007, making it 18 years old in 2025.

What condition is Sth 35 over ST Croix River 10 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 September 2024.

How much traffic does Sth 35 over ST Croix River 10 carry?

About 1,100 vehicles per day (2023 count).

How long is Sth 35 over ST Croix River 10?

The structure is 326 ft (99.5 m) long with a longest span of 108 ft (32.9 m) and a deck 52 ft wide.

Who owns Sth 35 over ST Croix River 10?

It is owned by the State Highway Agency.