US Bridges

Trumbull Ave over I-75

Fair

Wayne County, Michigan · In Detroit · Structure no. 000000000011764

Built
1970
55 years old, rebuilt 1995
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
330 ft
6 main spans
Daily traffic
17,830
Owner
State
State Highway Agency

About this bridge

Trumbull Ave over I-75 is a steel stringer/multi-beam or girder carrying Trumbull Ave over I-75 in Wayne County, Michigan. It was built in 1970 and reconstructed in 1995, so it is 55 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 17,830 vehicles a day, roughly 4% of them trucks, projected to reach 10,700 by 2015. The structure is 330 ft (100.7 m) long and 102 ft wide.

Location

Open in Google Maps
CarriesTrumbull Ave
CrossesI-75
LocationIn Detroit
RouteCity Street 2000
CountyWayne County
StateMichigan
Coordinates42.33416, -83.06848
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length330 ft (100.7 m)
Longest span80 ft (24.4 m)
Deck width102 ft (31.2 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,830 (—)
Projected traffic10,700 by 2015
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
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 Trumbull Ave over I-75 built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1995.

What condition is Trumbull Ave over I-75 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 October 2024.

How much traffic does Trumbull Ave over I-75 carry?

About 17,830 vehicles per day (latest count), of which roughly 4% are trucks.

How long is Trumbull Ave over I-75?

The structure is 330 ft (100.7 m) long with a longest span of 80 ft (24.4 m) and a deck 102 ft wide.

Who owns Trumbull Ave over I-75?

It is owned by the State Highway Agency.