US Bridges

Sth 136-PINE ST WB over Baraboo River

Good

Sauk County, Wisconsin · 0.7M W JCT Cth W (b) · Structure no. B56015400000000

Built
2001
24 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
614 ft
4 main spans
Daily traffic
4,750
2021 count
Owner
State
State Highway Agency

About this bridge

Sth 136-PINE ST WB over Baraboo River is a steel continuous stringer/multi-beam or girder carrying Sth 136-PINE ST WB over Baraboo River in Sauk County, Wisconsin. It was built in 2001, so it is 24 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 4,750 vehicles a day, roughly 10% of them trucks, projected to reach 5,700 by 2041. The structure is 614 ft (187 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSth 136-PINE ST WB
CrossesBaraboo River
Location0.7M W JCT Cth W (b)
RouteState Highway 136
Coordinates43.46931, -89.76874
Functional classUrban Other Principal 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 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.2 US tons
Inventory rating60.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length614 ft (187 m)
Longest span176 ft (53.5 m)
Deck width42 ft (12.8 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,750 (2021)
Projected traffic5,700 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed1.9 mi (3 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 136-PINE ST WB over Baraboo River built?

It was built in 2001, making it 24 years old in 2025.

What condition is Sth 136-PINE ST WB over Baraboo 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 2023.

How much traffic does Sth 136-PINE ST WB over Baraboo River carry?

About 4,750 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Sth 136-PINE ST WB over Baraboo River?

The structure is 614 ft (187 m) long with a longest span of 176 ft (53.5 m) and a deck 42 ft wide.

Who owns Sth 136-PINE ST WB over Baraboo River?

It is owned by the State Highway Agency.