US Bridges

Greenlawn Ave over M-10

Fair

Wayne County, Michigan · In Detroit · Structure no. 000000000011447

Built
1955
70 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
163 ft
4 main spans
Daily traffic
3,880
2007 count
Owner
State
State Highway Agency

About this bridge

Greenlawn Ave over M-10 is a steel continuous stringer/multi-beam or girder carrying Greenlawn Ave over M-10 in Wayne County, Michigan. It was built in 1955, so it is 70 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 5 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 3,880 vehicles a day, projected to reach 4,268 by 2022. The structure is 163 ft (49.7 m) long and 68 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesGreenlawn Ave
CrossesM-10
LocationIn Detroit
RouteCity Street 0
CountyWayne County
StateMichigan
Coordinates42.40472, -83.1506
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating76.8 US tons
Inventory rating46.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length163 ft (49.7 m)
Longest span55 ft (16.7 m)
Deck width68 ft (20.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,880 (2007)
Projected traffic4,268 by 2022
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 Greenlawn Ave over M-10 built?

It was built in 1955, making it 70 years old in 2025.

What condition is Greenlawn Ave over M-10 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 August 2024.

How much traffic does Greenlawn Ave over M-10 carry?

About 3,880 vehicles per day (2007 count).

How long is Greenlawn Ave over M-10?

The structure is 163 ft (49.7 m) long with a longest span of 55 ft (16.7 m) and a deck 68 ft wide.

Who owns Greenlawn Ave over M-10?

It is owned by the State Highway Agency.