US Bridges

M-5 EB over Farmington RD

Fair

Oakland County, Michigan · In Farmington · Structure no. 000000000007807

Built
1956
69 years old, rebuilt 1997
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
129 ft
3 main spans
Daily traffic
16,814
2007 count
Owner
State
State Highway Agency

About this bridge

M-5 EB over Farmington RD is a steel stringer/multi-beam or girder carrying M-5 EB over Farmington RD in Oakland County, Michigan. It was built in 1956 and reconstructed in 1997, so it is 69 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 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 16,814 vehicles a day, roughly 3% of them trucks, projected to reach 10,365 by 2018. The structure is 129 ft (39.2 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesM-5 EB
CrossesFarmington RD
LocationIn Farmington
RouteState Highway 5
CountyOakland County
StateMichigan
Coordinates42.456, -83.37597
Functional classUrban Other Principal Arterial

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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length129 ft (39.2 m)
Longest span64 ft (19.6 m)
Deck width48 ft (14.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,814 (2007)
Projected traffic10,365 by 2018
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was M-5 EB over Farmington RD built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1997.

What condition is M-5 EB over Farmington RD 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 November 2024.

How much traffic does M-5 EB over Farmington RD carry?

About 16,814 vehicles per day (2007 count), of which roughly 3% are trucks.

How long is M-5 EB over Farmington RD?

The structure is 129 ft (39.2 m) long with a longest span of 64 ft (19.6 m) and a deck 48 ft wide.

Who owns M-5 EB over Farmington RD?

It is owned by the State Highway Agency.