US Bridges

I-94WB Rmp to M-10 over I-94 EB & M-10 NB

Fair

Wayne County, Michigan · In Detroit Ramp F-C · Structure no. 000000000011194

Built
1953
72 years old, rebuilt 1996
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
1,158 ft
11 main spans
Daily traffic
10,600
1995 count
Owner
State
State Highway Agency

About this bridge

I-94WB Rmp to M-10 over I-94 EB & M-10 NB is a steel stringer/multi-beam or girder carrying I-94WB Rmp to M-10 over I-94 EB & M-10 NB in Wayne County, Michigan. It was built in 1953 and reconstructed in 1996, so it is 72 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10,600 vehicles a day, roughly 4% of them trucks, projected to reach 12,700 by 2015. The structure is 1,158 ft (353 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-94WB Rmp to M-10
CrossesI-94 EB & M-10 NB
LocationIn Detroit Ramp F-C
RouteInterstate 94
CountyWayne County
StateMichigan
Coordinates42.36009, -83.07487
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating80.4 US tons
Inventory rating47.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length1,158 ft (353 m)
Longest span130 ft (39.6 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,600 (1995)
Projected traffic12,700 by 2015
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-94WB Rmp to M-10 over I-94 EB & M-10 NB built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1996.

What condition is I-94WB Rmp to M-10 over I-94 EB & M-10 NB in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does I-94WB Rmp to M-10 over I-94 EB & M-10 NB carry?

About 10,600 vehicles per day (1995 count), of which roughly 4% are trucks.

How long is I-94WB Rmp to M-10 over I-94 EB & M-10 NB?

The structure is 1,158 ft (353 m) long with a longest span of 130 ft (39.6 m) and a deck 42 ft wide.

Who owns I-94WB Rmp to M-10 over I-94 EB & M-10 NB?

It is owned by the State Highway Agency.