US Bridges

Lake Shore DR over Lasalle DR

Fair

Cook County, Illinois · 1700 N & Lsd · Structure no. 016618900000000

Built
1940
85 years old, rebuilt 2018
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
116 ft
1 main span
Daily traffic
123,600
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lake Shore DR over Lasalle DR is a concrete tee beam carrying Lake Shore DR over Lasalle DR in Cook County, Illinois. It was built in 1940 and reconstructed in 2018, so it is 85 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 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 123,600 vehicles a day, roughly 1% of them trucks, projected to reach 115,342 by 2046. The structure is 116 ft (35.4 m) long and 109 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLake Shore DR
CrossesLasalle DR
Location1700 N & Lsd
RouteU.S. Route 41
Coordinates41.91304, -87.6265
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
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 rating38.9 US tons
Inventory rating23.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length116 ft (35.4 m)
Longest span109 ft (33.1 m)
Deck width109 ft (33.1 m)
Roadway width100 ft (30.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic123,600 (2024)
Projected traffic115,342 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 statusEligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$851,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lake Shore DR over Lasalle DR built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 2018.

What condition is Lake Shore DR over Lasalle DR 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 Lasalle DR carry?

About 123,600 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Lake Shore DR over Lasalle DR?

The structure is 116 ft (35.4 m) long with a longest span of 109 ft (33.1 m) and a deck 109 ft wide.

Who owns Lake Shore DR over Lasalle DR?

It is owned by the City or Municipal Highway Agency.