US Bridges

River RD over Willow CR

Good

Cook County, Illinois · 0.1 M S Ill 72 P9 · Structure no. 016250100000000

Built
1929
96 years old, rebuilt 1978
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
44 ft
3 main spans
Daily traffic
14,300
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

River RD over Willow CR is a concrete culvert carrying River RD over Willow CR in Cook County, Illinois. It was built in 1929 and reconstructed in 1978, so it is 96 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 14,300 vehicles a day, roughly 5% of them trucks, projected to reach 18,433 by 2046. The structure is 44 ft (13.4 m) long and 115 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesRiver RD
CrossesWillow CR
Location0.1 M S Ill 72 P9
Coordinates41.99014, -87.85994
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span14 ft (4.3 m)
Deck width115 ft (35.1 m)
Roadway width90 ft (27.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,300 (2022)
Projected traffic18,433 by 2046
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
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 River RD over Willow CR built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1978.

What condition is River RD over Willow CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does River RD over Willow CR carry?

About 14,300 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is River RD over Willow CR?

The structure is 44 ft (13.4 m) long with a longest span of 14 ft (4.3 m) and a deck 115 ft wide.

Who owns River RD over Willow CR?

It is owned by the City or Municipal Highway Agency.