US Bridges

M-10 WB over US-24

Fair

Oakland County, Michigan · In Southfield · Structure no. 000000000007892

Built
1964
61 years old, rebuilt 2006
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
188 ft
3 main spans
Daily traffic
69,850
2007 count
Owner
State
State Highway Agency

About this bridge

M-10 WB over US-24 is a steel stringer/multi-beam or girder carrying M-10 WB over US-24 in Oakland County, Michigan. It was built in 1964 and reconstructed in 2006, so it is 61 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 69,850 vehicles a day, roughly 2% of them trucks, projected to reach 163,440 by 2026. The structure is 188 ft (57.3 m) long and 96 ft wide.

CarriesM-10 WB
CrossesUS-24
LocationIn Southfield
RouteState Highway 10
Coordinates42.49154, -83.28471
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.9 US tons
Inventory rating49.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length188 ft (57.3 m)
Longest span111 ft (33.8 m)
Deck width96 ft (29.4 m)
Roadway width93 ft (28.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,850 (2007)
Projected traffic163,440 by 2026
Trucks2%
Lanes on structure6
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was M-10 WB over US-24 built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2006.

What condition is M-10 WB over US-24 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 May 2023.

How much traffic does M-10 WB over US-24 carry?

About 69,850 vehicles per day (2007 count), of which roughly 2% are trucks.

How long is M-10 WB over US-24?

The structure is 188 ft (57.3 m) long with a longest span of 111 ft (33.8 m) and a deck 96 ft wide.

Who owns M-10 WB over US-24?

It is owned by the State Highway Agency.