US Bridges

IH Ramp Sth 100 - over Lrd Zoo Access Road Tunn

Good

Milwaukee County, Wisconsin · 0.3 MI W JCT Ush 45 · Structure no. B40089000000000

Built
2014
11 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
4,200
2022 count
Owner
State
State Highway Agency

About this bridge

IH Ramp Sth 100 - over Lrd Zoo Access Road Tunn is a prestressed concrete tee beam carrying IH Ramp Sth 100 - over Lrd Zoo Access Road Tunn in Milwaukee County, Wisconsin. It was built in 2014, so it is 11 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 4,200 vehicles a day, projected to reach 37,436 by 2043. The structure is 32 ft (9.8 m) long and 96 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIH Ramp Sth 100 -
CrossesLrd Zoo Access Road Tunn
Location0.3 MI W JCT Ush 45
RouteInterstate 94
Coordinates43.02694, -88.04161
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 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 rating99.6 US tons
Inventory rating83.2 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span29 ft (8.7 m)
Deck width96 ft (29.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2022)
Projected traffic37,436 by 2043
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$266,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH Ramp Sth 100 - over Lrd Zoo Access Road Tunn built?

It was built in 2014, making it 11 years old in 2025.

What condition is IH Ramp Sth 100 - over Lrd Zoo Access Road Tunn 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 July 2024.

How much traffic does IH Ramp Sth 100 - over Lrd Zoo Access Road Tunn carry?

About 4,200 vehicles per day (2022 count).

How long is IH Ramp Sth 100 - over Lrd Zoo Access Road Tunn?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.7 m) and a deck 96 ft wide.

Who owns IH Ramp Sth 100 - over Lrd Zoo Access Road Tunn?

It is owned by the State Highway Agency.