US Bridges

Sth 33-STH 82 over S Fk Baraboo River

Fair

Vernon County, Wisconsin · 0.1M E JCT Sth 82 to W · Structure no. B62003300000000

Built
1971
54 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
81 ft
1 main span
Daily traffic
3,900
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 33-STH 82 over S Fk Baraboo River is a prestressed concrete stringer/multi-beam or girder carrying Sth 33-STH 82 over S Fk Baraboo River in Vernon County, Wisconsin. It was built in 1971, so it is 54 years old, older 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 5 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 3,900 vehicles a day, roughly 8% of them trucks, projected to reach 2,810 by 2043. The structure is 81 ft (24.8 m) long and 48 ft wide. If it were closed, the detour would be 41.6 mi (67 km).

CarriesSth 33-STH 82
CrossesS Fk Baraboo River
Location0.1M E JCT Sth 82 to W
RouteState Highway 33
Coordinates43.65712, -90.38861
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating26.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length81 ft (24.8 m)
Longest span79 ft (24.1 m)
Deck width48 ft (14.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2022)
Projected traffic2,810 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed41.6 mi (67 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 33-STH 82 over S Fk Baraboo River built?

It was built in 1971, making it 54 years old in 2025.

What condition is Sth 33-STH 82 over S Fk Baraboo 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 June 2024.

How much traffic does Sth 33-STH 82 over S Fk Baraboo River carry?

About 3,900 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Sth 33-STH 82 over S Fk Baraboo River?

The structure is 81 ft (24.8 m) long with a longest span of 79 ft (24.1 m) and a deck 48 ft wide.

Who owns Sth 33-STH 82 over S Fk Baraboo River?

It is owned by the State Highway Agency.