US Bridges

Sth 95 over Jonah Coulee Creek

Good

Jackson County, Wisconsin · 0.4M E JCT Cth P · Structure no. B27010700000000

Built
1996
29 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
3,600
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 95 over Jonah Coulee Creek is a prestressed concrete stringer/multi-beam or girder carrying Sth 95 over Jonah Coulee Creek in Jackson County, Wisconsin. It was built in 1996, so it is 29 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 3,600 vehicles a day, roughly 8% of them trucks, projected to reach 4,320 by 2039. The structure is 44 ft (13.4 m) long and 42 ft wide. If it were closed, the detour would be 43.5 mi (70 km).

CarriesSth 95
CrossesJonah Coulee Creek
Location0.4M E JCT Cth P
RouteState Highway 95
Coordinates44.33353, -91.11702
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span40 ft (12.2 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,600 (2022)
Projected traffic4,320 by 2039
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed43.5 mi (70 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 95 over Jonah Coulee Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Sth 95 over Jonah Coulee 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 Sth 95 over Jonah Coulee Creek carry?

About 3,600 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Sth 95 over Jonah Coulee Creek?

The structure is 44 ft (13.4 m) long with a longest span of 40 ft (12.2 m) and a deck 42 ft wide.

Who owns Sth 95 over Jonah Coulee Creek?

It is owned by the State Highway Agency.