US Bridges

I-275 NB over Mdot RR Corridor

Good

Wayne County, Michigan · 2.2 MI W of Wayne · Structure no. 000000000011942

Built
1974
51 years old, rebuilt 2012
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
155 ft
3 main spans
Daily traffic
48,903
2007 count
Owner
State
State Highway Agency

About this bridge

I-275 NB over Mdot RR Corridor is a prestressed concrete stringer/multi-beam or girder carrying I-275 NB over Mdot RR Corridor in Wayne County, Michigan. It was built in 1974 and reconstructed in 2012, 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 48,903 vehicles a day, roughly 9% of them trucks, projected to reach 61,850 by 2042. The structure is 155 ft (47.3 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-275 NB
CrossesMdot RR Corridor
Location2.2 MI W of Wayne
RouteInterstate 275
CountyWayne County
StateMichigan
Coordinates42.26862, -83.44069
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 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 alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating26.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length155 ft (47.3 m)
Longest span52 ft (15.8 m)
Deck width63 ft (19.2 m)
Roadway width52 ft (16 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48,903 (2007)
Projected traffic61,850 by 2042
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-275 NB over Mdot RR Corridor built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 2012.

What condition is I-275 NB over Mdot RR Corridor 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 June 2023.

How much traffic does I-275 NB over Mdot RR Corridor carry?

About 48,903 vehicles per day (2007 count), of which roughly 9% are trucks.

How long is I-275 NB over Mdot RR Corridor?

The structure is 155 ft (47.3 m) long with a longest span of 52 ft (15.8 m) and a deck 63 ft wide.

Who owns I-275 NB over Mdot RR Corridor?

It is owned by the State Highway Agency.