US Bridges

Ridgeland Ave. over Tinley Creek

Good

Cook County, Illinois · 0.25M.N.OF 143rd.ST. · Structure no. 016324600000000

Built
1931
94 years old, rebuilt 1994
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
37 ft
3 main spans
Daily traffic
14,500
2022 count
Owner
County
County Highway Agency

About this bridge

Ridgeland Ave. over Tinley Creek is a concrete continuous culvert carrying Ridgeland Ave. over Tinley Creek in Cook County, Illinois. It was built in 1931 and reconstructed in 1994, so it is 94 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 14,500 vehicles a day, roughly 2% of them trucks, projected to reach 16,968 by 2046. The structure is 37 ft (11.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRidgeland Ave.
CrossesTinley Creek
Location0.25M.N.OF 143rd.ST.
Coordinates41.63535, -87.77664
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating98.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length37 ft (11.2 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,500 (2022)
Projected traffic16,968 by 2046
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Ridgeland Ave. over Tinley Creek built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1994.

What condition is Ridgeland Ave. over Tinley Creek 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 August 2023.

How much traffic does Ridgeland Ave. over Tinley Creek carry?

About 14,500 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Ridgeland Ave. over Tinley Creek?

The structure is 37 ft (11.2 m) long with a longest span of 13 ft (3.9 m).

Who owns Ridgeland Ave. over Tinley Creek?

It is owned by the County Highway Agency.