US Bridges

Ramp from US-12EB over I-94

Good

Wayne County, Michigan · In Dearborn · Structure no. 000000000011138

Built
1948
77 years old, rebuilt 2005
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
262 ft
5 main spans
Daily traffic
14,880
1982 count
Owner
State
State Highway Agency

About this bridge

Ramp from US-12EB over I-94 is a steel stringer/multi-beam or girder carrying Ramp from US-12EB over I-94 in Wayne County, Michigan. It was built in 1948 and reconstructed in 2005, so it is 77 years old, older 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 14,880 vehicles a day, projected to reach 14,880 by 1977. The structure is 262 ft (79.8 m) long and 46 ft wide.

CarriesRamp from US-12EB
CrossesI-94
LocationIn Dearborn
RouteU.S. Route 12
Coordinates42.32444, -83.16229
Functional classUrban Other Principal 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating68.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length262 ft (79.8 m)
Longest span64 ft (19.5 m)
Deck width46 ft (13.9 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,880 (1982)
Projected traffic14,880 by 1977
Trucks—
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 Ramp from US-12EB over I-94 built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 2005.

What condition is Ramp from US-12EB over I-94 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 Ramp from US-12EB over I-94 carry?

About 14,880 vehicles per day (1982 count).

How long is Ramp from US-12EB over I-94?

The structure is 262 ft (79.8 m) long with a longest span of 64 ft (19.5 m) and a deck 46 ft wide.

Who owns Ramp from US-12EB over I-94?

It is owned by the State Highway Agency.