US Bridges

IH Ramp Sth 59 - over Hank Aaron State Trail

Good

Milwaukee County, Wisconsin · 1.0 MI N JCT Sth 59 · Structure no. B40086000000000

Built
2017
8 years old
Condition
Good
inspected September 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
105 ft
1 main span
Daily traffic
7,000
2021 count
Owner
State
State Highway Agency

About this bridge

IH Ramp Sth 59 - over Hank Aaron State Trail is a prestressed concrete stringer/multi-beam or girder carrying IH Ramp Sth 59 - over Hank Aaron State Trail in Milwaukee County, Wisconsin. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,000 vehicles a day, projected to reach 8,400 by 2041. The structure is 105 ft (31.9 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIH Ramp Sth 59 -
CrossesHank Aaron State Trail
Location1.0 MI N JCT Sth 59
RouteInterstate 41
Coordinates43.02513, -88.03532
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2021
Inspection intervalevery 44 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length105 ft (31.9 m)
Longest span100 ft (30.5 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deck20 ft (6 m)

Traffic and service

Average daily traffic7,000 (2021)
Projected traffic8,400 by 2041
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed0.6 mi (1 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH Ramp Sth 59 - over Hank Aaron State Trail built?

It was built in 2017, making it 8 years old in 2025.

What condition is IH Ramp Sth 59 - over Hank Aaron State Trail 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 2021.

How much traffic does IH Ramp Sth 59 - over Hank Aaron State Trail carry?

About 7,000 vehicles per day (2021 count).

How long is IH Ramp Sth 59 - over Hank Aaron State Trail?

The structure is 105 ft (31.9 m) long with a longest span of 100 ft (30.5 m) and a deck 30 ft wide.

Who owns IH Ramp Sth 59 - over Hank Aaron State Trail?

It is owned by the State Highway Agency.