US Bridges

Sth 173 over Beaver Creek

Good

Juneau County, Wisconsin · 2.7M N JCT Cth H · Structure no. B29010100000000

Built
1999
26 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
78 ft
2 main spans
Daily traffic
1,200
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 173 over Beaver Creek is a concrete slab carrying Sth 173 over Beaver Creek in Juneau County, Wisconsin. It was built in 1999, so it is 26 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 1,200 vehicles a day, roughly 10% of them trucks, projected to reach 2,140 by 2042. The structure is 78 ft (23.8 m) long and 37 ft wide. If it were closed, the detour would be 42.9 mi (69 km).

CarriesSth 173
CrossesBeaver Creek
Location2.7M N JCT Cth H
RouteState Highway 173
Coordinates44.17374, -90.27136
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 protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.4 US tons
Inventory rating51.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length78 ft (23.8 m)
Longest span38 ft (11.5 m)
Deck width37 ft (11.4 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2022)
Projected traffic2,140 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.9 mi (69 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 173 over Beaver Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Sth 173 over Beaver Creek 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 173 over Beaver Creek carry?

About 1,200 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Sth 173 over Beaver Creek?

The structure is 78 ft (23.8 m) long with a longest span of 38 ft (11.5 m) and a deck 37 ft wide.

Who owns Sth 173 over Beaver Creek?

It is owned by the State Highway Agency.