US Bridges

30th Ave over Addison CR

Poor

Cook County, Illinois · 0.7 M E. US 45 · Structure no. 016658000000000

Built
1928
97 years old, rebuilt 1969
Condition
Poor
inspected April 2023
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
150
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

30th Ave over Addison CR is a concrete culvert carrying 30th Ave over Addison CR in Cook County, Illinois. It was built in 1928 and reconstructed in 1969, so it is 97 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 150 vehicles a day, roughly 20% of them trucks, projected to reach 51 by 2046. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
Carries30th Ave
CrossesAddison CR
Location0.7 M E. US 45
RouteCity Street 0
CountyCook County
StateIllinois
Coordinates41.87164, -87.86931
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic51 by 2046
Trucks20%
Lanes on structure2
Traffic directionOne-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 30th Ave over Addison CR built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1969.

What condition is 30th Ave over Addison CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2023.

How much traffic does 30th Ave over Addison CR carry?

About 150 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is 30th Ave over Addison CR?

The structure is 32 ft (9.8 m) long with a longest span of 14 ft (4.3 m).

Who owns 30th Ave over Addison CR?

It is owned by the City or Municipal Highway Agency.