US Bridges

Ush 12/STH 27 over Allen Creek

Good

Jackson County, Wisconsin · 0.455 MI E Allen Creek RD · Structure no. B27017000000000

Built
2020
5 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
113 ft
1 main span
Daily traffic
4,900
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 12/STH 27 over Allen Creek is a prestressed concrete stringer/multi-beam or girder carrying Ush 12/STH 27 over Allen Creek in Jackson County, Wisconsin. It was built in 2020, so it is 5 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 4,900 vehicles a day, projected to reach 5,800 by 2040. The structure is 113 ft (34.3 m) long and 47 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

Location

Open in Google Maps
CarriesUsh 12/STH 27
CrossesAllen Creek
Location0.455 MI E Allen Creek RD
RouteU.S. Route 12
CountyJackson County
StateWisconsin
Coordinates44.32261, -90.83578
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length113 ft (34.3 m)
Longest span110 ft (33.5 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,900 (2022)
Projected traffic5,800 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 Ush 12/STH 27 over Allen Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Ush 12/STH 27 over Allen 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 September 2023.

How much traffic does Ush 12/STH 27 over Allen Creek carry?

About 4,900 vehicles per day (2022 count).

How long is Ush 12/STH 27 over Allen Creek?

The structure is 113 ft (34.3 m) long with a longest span of 110 ft (33.5 m) and a deck 47 ft wide.

Who owns Ush 12/STH 27 over Allen Creek?

It is owned by the State Highway Agency.