US Bridges

IH 41SB/IH 94 EB over Oak Creek

Good

Milwaukee County, Wisconsin · 0.25 MI S JCT Sth 100 · Structure no. B40080700000000

Built
2019
6 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
106 ft
1 main span
Daily traffic
51,000
2022 count
Owner
State
State Highway Agency

About this bridge

IH 41SB/IH 94 EB over Oak Creek is a prestressed concrete stringer/multi-beam or girder carrying IH 41SB/IH 94 EB over Oak Creek in Milwaukee County, Wisconsin. It was built in 2019, so it is 6 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 51,000 vehicles a day, roughly 15% of them trucks, projected to reach 81,000 by 2042. The structure is 106 ft (32.2 m) long and 75 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIH 41SB/IH 94 EB
CrossesOak Creek
Location0.25 MI S JCT Sth 100
RouteInterstate 41
Coordinates42.86936, -87.93763
Functional classRural 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.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating42.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length106 ft (32.2 m)
Longest span101 ft (30.8 m)
Deck width75 ft (22.8 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51,000 (2022)
Projected traffic81,000 by 2042
Trucks15%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 41SB/IH 94 EB over Oak Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is IH 41SB/IH 94 EB over Oak 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 July 2023.

How much traffic does IH 41SB/IH 94 EB over Oak Creek carry?

About 51,000 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IH 41SB/IH 94 EB over Oak Creek?

The structure is 106 ft (32.2 m) long with a longest span of 101 ft (30.8 m) and a deck 75 ft wide.

Who owns IH 41SB/IH 94 EB over Oak Creek?

It is owned by the State Highway Agency.