US Bridges

Ecorse RD WB over US-12 EB

Good

Wayne County, Michigan · 4.8 MI E of Ypsilanti · Structure no. 000000000011093

Built
2005
20 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
5,400
2005 count
Owner
State
State Highway Agency

About this bridge

Ecorse RD WB over US-12 EB is a prestressed concrete box beam or girders - single or spread carrying Ecorse RD WB over US-12 EB in Wayne County, Michigan. It was built in 2005, so it is 20 years old, younger 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 5,400 vehicles a day, roughly 10% of them trucks, projected to reach 9,700 by 2025. The structure is 76 ft (23.2 m) long and 45 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesEcorse RD WB
CrossesUS-12 EB
Location4.8 MI E of Ypsilanti
RouteCounty Highway 2057
Coordinates42.24964, -83.54412
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating28.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length76 ft (23.2 m)
Longest span72 ft (22 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,400 (2005)
Projected traffic9,700 by 2025
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 Ecorse RD WB over US-12 EB built?

It was built in 2005, making it 20 years old in 2025.

What condition is Ecorse RD WB over US-12 EB 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 October 2024.

How much traffic does Ecorse RD WB over US-12 EB carry?

About 5,400 vehicles per day (2005 count), of which roughly 10% are trucks.

How long is Ecorse RD WB over US-12 EB?

The structure is 76 ft (23.2 m) long with a longest span of 72 ft (22 m) and a deck 45 ft wide.

Who owns Ecorse RD WB over US-12 EB?

It is owned by the State Highway Agency.