US Bridges

Ecorse Road over I-275

Good

Wayne County, Michigan · 1 MI SW of Wayne · Structure no. 000000000011945

Built
1974
51 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
288 ft
2 main spans
Daily traffic
15,100
1994 count
Owner
State
State Highway Agency

About this bridge

Ecorse Road over I-275 is a steel stringer/multi-beam or girder carrying Ecorse Road over I-275 in Wayne County, Michigan. It was built in 1974, so it is 51 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 15,100 vehicles a day, roughly 15% of them trucks, projected to reach 26,600 by 2017. The structure is 288 ft (87.8 m) long and 74 ft wide.

Location

Open in Google Maps
CarriesEcorse Road
CrossesI-275
Location1 MI SW of Wayne
RouteCounty Highway 2057
CountyWayne County
StateMichigan
Coordinates42.24923, -83.43977
Functional classUrban Minor 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 inspectionAugust 2024
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 rating72.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length288 ft (87.8 m)
Longest span143 ft (43.5 m)
Deck width74 ft (22.6 m)
Roadway width71 ft (21.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,100 (1994)
Projected traffic26,600 by 2017
Trucks15%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
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 Ecorse Road over I-275 built?

It was built in 1974, making it 51 years old in 2025.

What condition is Ecorse Road over I-275 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 August 2024.

How much traffic does Ecorse Road over I-275 carry?

About 15,100 vehicles per day (1994 count), of which roughly 15% are trucks.

How long is Ecorse Road over I-275?

The structure is 288 ft (87.8 m) long with a longest span of 143 ft (43.5 m) and a deck 74 ft wide.

Who owns Ecorse Road over I-275?

It is owned by the State Highway Agency.