US Bridges

Martin Street over I-94

Fair

Wayne County, Michigan · In Detroit · Structure no. 000000000011174

Built
1949
76 years old, rebuilt 1994
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
175 ft
4 main spans
Daily traffic
5,948
2010 count
Owner
State
State Highway Agency

About this bridge

Martin Street over I-94 is a steel stringer/multi-beam or girder carrying Martin Street over I-94 in Wayne County, Michigan. It was built in 1949 and reconstructed in 1994, so it is 76 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 5,948 vehicles a day, projected to reach 6,543 by 2025. The structure is 175 ft (53.2 m) long and 68 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMartin Street
CrossesI-94
LocationIn Detroit
RouteCity Street 0
Coordinates42.33515, -83.13031
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 8 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating97.9 US tons
Inventory rating58.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length175 ft (53.2 m)
Longest span54 ft (16.5 m)
Deck width68 ft (20.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,948 (2010)
Projected traffic6,543 by 2025
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Martin Street over I-94 built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 1994.

What condition is Martin Street 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 July 2024.

How much traffic does Martin Street over I-94 carry?

About 5,948 vehicles per day (2010 count).

How long is Martin Street over I-94?

The structure is 175 ft (53.2 m) long with a longest span of 54 ft (16.5 m) and a deck 68 ft wide.

Who owns Martin Street over I-94?

It is owned by the State Highway Agency.