US Bridges

10.5 MI RD over M-10

Fair

Oakland County, Michigan · In Southfield · Structure no. 000000000007886

Built
1989
36 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
172 ft
2 main spans
Daily traffic
20,700
1988 count
Owner
State
State Highway Agency

About this bridge

10.5 MI RD over M-10 is a steel stringer/multi-beam or girder carrying 10.5 MI RD over M-10 in Oakland County, Michigan. It was built in 1989, so it is 36 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 20,700 vehicles a day, projected to reach 20,700 by 1998. The structure is 172 ft (52.5 m) long and 129 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries10.5 MI RD
CrossesM-10
LocationIn Southfield
RouteCity Street 0
CountyOakland County
StateMichigan
Coordinates42.47955, -83.25116
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.2 US tons
Inventory rating43.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length172 ft (52.5 m)
Longest span86 ft (26.1 m)
Deck width129 ft (39.4 m)
Roadway width106 ft (32.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,700 (1988)
Projected traffic20,700 by 1998
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 10.5 MI RD over M-10 built?

It was built in 1989, making it 36 years old in 2025.

What condition is 10.5 MI RD 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 June 2023.

How much traffic does 10.5 MI RD over M-10 carry?

About 20,700 vehicles per day (1988 count).

How long is 10.5 MI RD over M-10?

The structure is 172 ft (52.5 m) long with a longest span of 86 ft (26.1 m) and a deck 129 ft wide.

Who owns 10.5 MI RD over M-10?

It is owned by the State Highway Agency.