US Bridges

Warren Ave over I-94

Fair

Wayne County, Michigan · In Detroit · Structure no. 000000000011179

Built
1953
72 years old, rebuilt 1997
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
287 ft
5 main spans
Daily traffic
5,766
2010 count
Owner
State
State Highway Agency

About this bridge

Warren Ave over I-94 is a steel stringer/multi-beam or girder carrying Warren Ave over I-94 in Wayne County, Michigan. It was built in 1953 and reconstructed in 1997, 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 6 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 5,766 vehicles a day, roughly 1% of them trucks, projected to reach 6,343 by 2025. The structure is 287 ft (87.4 m) long and 102 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWarren Ave
CrossesI-94
LocationIn Detroit
RouteCity Street 2000
Coordinates42.3447, -83.11292
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating59.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length287 ft (87.4 m)
Longest span92 ft (27.9 m)
Deck width102 ft (31 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,766 (2010)
Projected traffic6,343 by 2025
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 Warren Ave over I-94 built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1997.

What condition is Warren Ave over I-94 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 March 2023.

How much traffic does Warren Ave over I-94 carry?

About 5,766 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Warren Ave over I-94?

The structure is 287 ft (87.4 m) long with a longest span of 92 ft (27.9 m) and a deck 102 ft wide.

Who owns Warren Ave over I-94?

It is owned by the State Highway Agency.