US Bridges

Lrd Strawbridge RD over Baraboo River

Good

Sauk County, Wisconsin · 0.1M S JCT Sth 33 · Structure no. P56011900000000

Built
1968
57 years old, rebuilt 2007
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
120 ft
3 main spans
Daily traffic
286
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Strawbridge RD over Baraboo River is a steel continuous stringer/multi-beam or girder carrying Lrd Strawbridge RD over Baraboo River in Sauk County, Wisconsin. It was built in 1968 and reconstructed in 2007, so it is 57 years old, older 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 286 vehicles a day, roughly 5% of them trucks, projected to reach 314 by 2043. The structure is 120 ft (36.5 m) long and 29 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesLrd Strawbridge RD
CrossesBaraboo River
Location0.1M S JCT Sth 33
RouteCity Street 0
Coordinates43.63786, -90.21197
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating42.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length120 ft (36.5 m)
Longest span46 ft (13.9 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic286 (2024)
Projected traffic314 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Lrd Strawbridge RD over Baraboo River built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2007.

What condition is Lrd Strawbridge RD 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 October 2024.

How much traffic does Lrd Strawbridge RD over Baraboo River carry?

About 286 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Lrd Strawbridge RD over Baraboo River?

The structure is 120 ft (36.5 m) long with a longest span of 46 ft (13.9 m) and a deck 29 ft wide.

Who owns Lrd Strawbridge RD over Baraboo River?

It is owned by the Town or Township Highway Agency.