US Bridges

M-39 over Ecorse Creek

Poor

Wayne County, Michigan · In Allen Park · Structure no. 000000000011670

Built
1963
62 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
92,920
2007 count
Owner
State
State Highway Agency

About this bridge

M-39 over Ecorse Creek is a steel stringer/multi-beam or girder carrying M-39 over Ecorse Creek in Wayne County, Michigan. It was built in 1963, so it is 62 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 92,920 vehicles a day, roughly 4% of them trucks, projected to reach 103,290 by 2018. The structure is 33 ft (10 m) long and 118 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesM-39
CrossesEcorse Creek
LocationIn Allen Park
RouteState Highway 39
CountyWayne County
StateMichigan
Coordinates42.27376, -83.2204
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, 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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.8 US tons
Inventory rating55.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length33 ft (10 m)
Longest span33 ft (10 m)
Deck width118 ft (36.1 m)
Roadway width116 ft (35.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic92,920 (2007)
Projected traffic103,290 by 2018
Trucks4%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was M-39 over Ecorse Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is M-39 over Ecorse Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does M-39 over Ecorse Creek carry?

About 92,920 vehicles per day (2007 count), of which roughly 4% are trucks.

How long is M-39 over Ecorse Creek?

The structure is 33 ft (10 m) long with a longest span of 33 ft (10 m) and a deck 118 ft wide.

Who owns M-39 over Ecorse Creek?

It is owned by the State Highway Agency.