US Bridges

Lake Shore DR over Foster Ave

Fair

Cook County, Illinois · 5200 N. and 800 W. · Structure no. 016618200000000

Built
1951
74 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
72 ft
1 main span
Daily traffic
65,500
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lake Shore DR over Foster Ave is a steel stringer/multi-beam or girder carrying Lake Shore DR over Foster Ave in Cook County, Illinois. It was built in 1951, so it is 74 years old, older than the Illinois average of 45.3 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 65,500 vehicles a day, roughly 1% of them trucks, projected to reach 63,933 by 2046. The structure is 72 ft (21.9 m) long and 173 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLake Shore DR
CrossesFoster Ave
Location5200 N. and 800 W.
CountyCook County
StateIllinois
Coordinates41.97666, -87.65066
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.3 US tons
Inventory rating53.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span67 ft (20.5 m)
Deck width173 ft (52.8 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,500 (2024)
Projected traffic63,933 by 2046
Trucks1%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Lake Shore DR over Foster Ave built?

It was built in 1951, making it 74 years old in 2025.

What condition is Lake Shore DR over Foster Ave 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 Lake Shore DR over Foster Ave carry?

About 65,500 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Lake Shore DR over Foster Ave?

The structure is 72 ft (21.9 m) long with a longest span of 67 ft (20.5 m) and a deck 173 ft wide.

Who owns Lake Shore DR over Foster Ave?

It is owned by the City or Municipal Highway Agency.