US Bridges

Roberta Av over Addison CR

Fair

Cook County, Illinois · 0.13 MI N North Av · Structure no. 016761400000000

Built
1954
71 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
39 ft
2 main spans
Daily traffic
1,450
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Roberta Av over Addison CR is a concrete continuous slab carrying Roberta Av over Addison CR in Cook County, Illinois. It was built in 1954, so it is 71 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 1,450 vehicles a day, roughly 2% of them trucks, projected to reach 985 by 2046. The structure is 39 ft (11.8 m) long and 45 ft wide.

CarriesRoberta Av
CrossesAddison CR
Location0.13 MI N North Av
Coordinates41.90906, -87.89354
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating52.5 US tons
Inventory rating31.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length39 ft (11.8 m)
Longest span19 ft (5.8 m)
Deck width45 ft (13.7 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,450 (2022)
Projected traffic985 by 2046
Trucks2%
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 Roberta Av over Addison CR built?

It was built in 1954, making it 71 years old in 2025.

What condition is Roberta Av 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 October 2024.

How much traffic does Roberta Av over Addison CR carry?

About 1,450 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Roberta Av over Addison CR?

The structure is 39 ft (11.8 m) long with a longest span of 19 ft (5.8 m) and a deck 45 ft wide.

Who owns Roberta Av over Addison CR?

It is owned by the City or Municipal Highway Agency.