US Bridges

Dequindre Ave over M-8 Davison

Good

Wayne County, Michigan · In Detroit · Structure no. 000000000011869

Built
1969
56 years old, rebuilt 2003
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
200 ft
4 main spans
Daily traffic
4,020
2021 count
Owner
State
State Highway Agency

About this bridge

Dequindre Ave over M-8 Davison is a prestressed concrete stringer/multi-beam or girder carrying Dequindre Ave over M-8 Davison in Wayne County, Michigan. It was built in 1969 and reconstructed in 2003, so it is 56 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 4,020 vehicles a day, roughly 3% of them trucks, projected to reach 4,280 by 2042. The structure is 200 ft (60.9 m) long and 72 ft wide.

CarriesDequindre Ave
CrossesM-8 Davison
LocationIn Detroit
RouteCity Street 2000
Coordinates42.40919, -83.07722
Functional classUrban Minor Arterial

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length200 ft (60.9 m)
Longest span63 ft (19.1 m)
Deck width72 ft (21.8 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,020 (2021)
Projected traffic4,280 by 2042
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
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 Dequindre Ave over M-8 Davison built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2003.

What condition is Dequindre Ave over M-8 Davison 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 March 2024.

How much traffic does Dequindre Ave over M-8 Davison carry?

About 4,020 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Dequindre Ave over M-8 Davison?

The structure is 200 ft (60.9 m) long with a longest span of 63 ft (19.1 m) and a deck 72 ft wide.

Who owns Dequindre Ave over M-8 Davison?

It is owned by the State Highway Agency.