US Bridges

Ann Arbor Trail over Middle River Rouge

Fair

Wayne County, Michigan · In Westland · Structure no. 000000000012523

Built
1996
29 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
68 ft
3 main spans
Daily traffic
10,203
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ann Arbor Trail over Middle River Rouge is a prestressed concrete box beam or girders - multiple carrying Ann Arbor Trail over Middle River Rouge in Wayne County, Michigan. It was built in 1996, so it is 29 years old, younger 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 10,203 vehicles a day, projected to reach 11,750 by 2036. The structure is 68 ft (20.7 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesAnn Arbor Trail
CrossesMiddle River Rouge
LocationIn Westland
RouteCity Street 2057
CountyWayne County
StateMichigan
Coordinates42.35138, -83.37287
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating71.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span23 ft (7 m)
Deck width50 ft (15.2 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,203 (2016)
Projected traffic11,750 by 2036
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ann Arbor Trail over Middle River Rouge built?

It was built in 1996, making it 29 years old in 2025.

What condition is Ann Arbor Trail over Middle River Rouge 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 April 2023.

How much traffic does Ann Arbor Trail over Middle River Rouge carry?

About 10,203 vehicles per day (2016 count).

How long is Ann Arbor Trail over Middle River Rouge?

The structure is 68 ft (20.7 m) long with a longest span of 23 ft (7 m) and a deck 50 ft wide.

Who owns Ann Arbor Trail over Middle River Rouge?

It is owned by the City or Municipal Highway Agency.