US Bridges

Lahser Road over I-696

Fair

Oakland County, Michigan · City of Southfield · Structure no. 000000000007919

Built
1984
41 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
240 ft
3 main spans
Daily traffic
15,000
1982 count
Owner
State
State Highway Agency

About this bridge

Lahser Road over I-696 is a prestressed concrete stringer/multi-beam or girder carrying Lahser Road over I-696 in Oakland County, Michigan. It was built in 1984, so it is 41 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 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 15,000 vehicles a day, roughly 3% of them trucks, projected to reach 15,000 by 1982. The structure is 240 ft (73.2 m) long and 107 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLahser Road
CrossesI-696
LocationCity of Southfield
RouteCounty Highway 2059
CountyOakland County
StateMichigan
Coordinates42.48552, -83.2613
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length240 ft (73.2 m)
Longest span100 ft (30.5 m)
Deck width107 ft (32.5 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (1982)
Projected traffic15,000 by 1982
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Lahser Road over I-696 built?

It was built in 1984, making it 41 years old in 2025.

What condition is Lahser Road 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 Lahser Road over I-696 carry?

About 15,000 vehicles per day (1982 count), of which roughly 3% are trucks.

How long is Lahser Road over I-696?

The structure is 240 ft (73.2 m) long with a longest span of 100 ft (30.5 m) and a deck 107 ft wide.

Who owns Lahser Road over I-696?

It is owned by the State Highway Agency.