US Bridges

Glen Lake DR over Willow CR

Fair

Cook County, Illinois · 0.1 M W River RD P9 · Structure no. 016794100000000

Built
1969
56 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
73 ft
5 main spans
Daily traffic
950
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Glen Lake DR over Willow CR is a concrete culvert carrying Glen Lake DR over Willow CR in Cook County, Illinois. It was built in 1969, so it is 56 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 950 vehicles a day, roughly 5% of them trucks, projected to reach 1,465 by 2046. The structure is 73 ft (22.3 m) long and 31 ft wide.

Location

Open in Google Maps
CarriesGlen Lake DR
CrossesWillow CR
Location0.1 M W River RD P9
RouteCity Street 0
CountyCook County
StateIllinois
Coordinates41.9899, -87.86204
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span14 ft (4.3 m)
Deck width31 ft (9.5 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic950 (2022)
Projected traffic1,465 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Glen Lake DR over Willow CR built?

It was built in 1969, making it 56 years old in 2025.

What condition is Glen Lake DR over Willow CR 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 August 2024.

How much traffic does Glen Lake DR over Willow CR carry?

About 950 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Glen Lake DR over Willow CR?

The structure is 73 ft (22.3 m) long with a longest span of 14 ft (4.3 m) and a deck 31 ft wide.

Who owns Glen Lake DR over Willow CR?

It is owned by the City or Municipal Highway Agency.