US Bridges

Oakwood over North CR

Fair

Cook County, Illinois · 0.2 M S 186th P2 · Structure no. 016400500000000

Built
1964
61 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
950
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Oakwood over North CR is a concrete culvert carrying Oakwood over North CR in Cook County, Illinois. It was built in 1964, so it is 61 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 950 vehicles a day, roughly 7% of them trucks, projected to reach 960 by 2046. The structure is 33 ft (10.1 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOakwood
CrossesNorth CR
Location0.2 M S 186th P2
RouteCity Street 0
Coordinates41.55474, -87.54662
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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width40 ft (12.3 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic950 (2022)
Projected traffic960 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Oakwood over North CR built?

It was built in 1964, making it 61 years old in 2025.

What condition is Oakwood over North 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 June 2024.

How much traffic does Oakwood over North CR carry?

About 950 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Oakwood over North CR?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m) and a deck 40 ft wide.

Who owns Oakwood over North CR?

It is owned by the City or Municipal Highway Agency.