US Bridges

I-94 WB Ramp H over M-39

Good

Wayne County, Michigan · Ramp to Pelham RD · Structure no. 000000000011153

Built
1985
40 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
275 ft
4 main spans
Daily traffic
1,500
1982 count
Owner
State
State Highway Agency

About this bridge

I-94 WB Ramp H over M-39 is a prestressed concrete stringer/multi-beam or girder carrying I-94 WB Ramp H over M-39 in Wayne County, Michigan. It was built in 1985, so it is 40 years old, younger than the Michigan average of 48.3 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 1,500 vehicles a day, roughly 3% of them trucks, projected to reach 1,500 by 1977. The structure is 275 ft (83.7 m) long and 40 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesI-94 WB Ramp H
CrossesM-39
LocationRamp to Pelham RD
RouteInterstate 94
Coordinates42.26907, -83.22394
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length275 ft (83.7 m)
Longest span88 ft (26.9 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (1982)
Projected traffic1,500 by 1977
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 I-94 WB Ramp H over M-39 built?

It was built in 1985, making it 40 years old in 2025.

What condition is I-94 WB Ramp H over M-39 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 November 2024.

How much traffic does I-94 WB Ramp H over M-39 carry?

About 1,500 vehicles per day (1982 count), of which roughly 3% are trucks.

How long is I-94 WB Ramp H over M-39?

The structure is 275 ft (83.7 m) long with a longest span of 88 ft (26.9 m) and a deck 40 ft wide.

Who owns I-94 WB Ramp H over M-39?

It is owned by the State Highway Agency.