US Bridges

Devon Ave over N Shore Channel

Fair

Cook County, Illinois · 6400 N & 3300 W · Structure no. 016607600000000

Built
1930
95 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
162 ft
3 main spans
Daily traffic
26,700
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Devon Ave over N Shore Channel is a steel continuous stringer/multi-beam or girder carrying Devon Ave over N Shore Channel in Cook County, Illinois. It was built in 1930, so it is 95 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 5 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 26,700 vehicles a day, roughly 3% of them trucks, projected to reach 26,866 by 2046. The structure is 162 ft (49.4 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesDevon Ave
CrossesN Shore Channel
Location6400 N & 3300 W
CountyCook County
StateIllinois
Coordinates41.99738, -87.71078
Functional classUrban Minor Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating48.6 US tons
Inventory rating29.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length162 ft (49.4 m)
Longest span71 ft (21.6 m)
Deck width61 ft (18.7 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,700 (2023)
Projected traffic26,866 by 2046
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Devon Ave over N Shore Channel built?

It was built in 1930, making it 95 years old in 2025.

What condition is Devon Ave over N Shore Channel 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 July 2023.

How much traffic does Devon Ave over N Shore Channel carry?

About 26,700 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Devon Ave over N Shore Channel?

The structure is 162 ft (49.4 m) long with a longest span of 71 ft (21.6 m) and a deck 61 ft wide.

Who owns Devon Ave over N Shore Channel?

It is owned by the City or Municipal Highway Agency.