US Bridges

Coolidge Road U Tu over I-696

Fair

Oakland County, Michigan · East of Coolidge · Structure no. 000000000007934

Built
1985
40 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
154 ft
2 main spans
Daily traffic
1,500
1982 count
Owner
State
State Highway Agency

About this bridge

Coolidge Road U Tu over I-696 is a prestressed concrete stringer/multi-beam or girder carrying Coolidge Road U Tu over I-696 in Oakland County, Michigan. It was built in 1985, so it is 40 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 1,500 vehicles a day, roughly 3% of them trucks, projected to reach 1,500 by 1977. The structure is 154 ft (46.9 m) long and 76 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCoolidge Road U Tu
CrossesI-696
LocationEast of Coolidge
RouteCity Street 2059
CountyOakland County
StateMichigan
Coordinates42.47466, -83.18092
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating25.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length154 ft (46.9 m)
Longest span77 ft (23.5 m)
Deck width76 ft (23.3 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (1982)
Projected traffic1,500 by 1977
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 Coolidge Road U Tu over I-696 built?

It was built in 1985, making it 40 years old in 2025.

What condition is Coolidge Road U Tu over I-696 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 July 2024.

How much traffic does Coolidge Road U Tu over I-696 carry?

About 1,500 vehicles per day (1982 count), of which roughly 3% are trucks.

How long is Coolidge Road U Tu over I-696?

The structure is 154 ft (46.9 m) long with a longest span of 77 ft (23.5 m) and a deck 76 ft wide.

Who owns Coolidge Road U Tu over I-696?

It is owned by the State Highway Agency.