US Bridges

Gardner RD over Addison CR

Fair

Cook County, Illinois · 0.2 M S ROOSEVELTP20 · Structure no. 016310600000000

Built
1957
68 years old
Condition
Fair
inspected February 2023
Type
Slab
Concrete Continuous
Length
226 ft
4 main spans
Daily traffic
1,850
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gardner RD over Addison CR is a concrete continuous slab carrying Gardner RD over Addison CR in Cook County, Illinois. It was built in 1957, so it is 68 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 1,850 vehicles a day, roughly 10% of them trucks, projected to reach 2,778 by 2046. The structure is 226 ft (68.9 m) long and 40 ft wide.

Location

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CarriesGardner RD
CrossesAddison CR
Location0.2 M S ROOSEVELTP20
CountyCook County
StateIllinois
Coordinates41.86135, -87.86765
Functional classRural Minor Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length226 ft (68.9 m)
Longest span64 ft (19.5 m)
Deck width40 ft (12.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,850 (2022)
Projected traffic2,778 by 2046
Trucks10%
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 Gardner RD over Addison CR built?

It was built in 1957, making it 68 years old in 2025.

What condition is Gardner RD over Addison 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 February 2023.

How much traffic does Gardner RD over Addison CR carry?

About 1,850 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Gardner RD over Addison CR?

The structure is 226 ft (68.9 m) long with a longest span of 64 ft (19.5 m) and a deck 40 ft wide.

Who owns Gardner RD over Addison CR?

It is owned by the City or Municipal Highway Agency.