US Bridges

Il 68 (dundee Rd) over W F N Br Chicago Riv

Fair

Cook County, Illinois · 0.5 M W Ill 43 · Structure no. 016052800000000

Built
1957
68 years old, rebuilt 1970
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
24,600
2023 count
Owner
State
State Highway Agency

About this bridge

Il 68 (dundee Rd) over W F N Br Chicago Riv is a steel stringer/multi-beam or girder carrying Il 68 (dundee Rd) over W F N Br Chicago Riv in Cook County, Illinois. It was built in 1957 and reconstructed in 1970, 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 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 24,600 vehicles a day, roughly 4% of them trucks, projected to reach 23,230 by 2046. The structure is 42 ft (12.8 m) long and 72 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesIl 68 (dundee Rd)
CrossesW F N Br Chicago Riv
Location0.5 M W Ill 43
RouteState Highway 68
CountyCook County
StateIllinois
Coordinates42.13826, -87.83535
Functional classUrban Other Principal 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.5 US tons
Inventory rating49.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span40 ft (12.2 m)
Deck width72 ft (21.8 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,600 (2023)
Projected traffic23,230 by 2046
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Il 68 (dundee Rd) over W F N Br Chicago Riv built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1970.

What condition is Il 68 (dundee Rd) over W F N Br Chicago Riv 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 May 2023.

How much traffic does Il 68 (dundee Rd) over W F N Br Chicago Riv carry?

About 24,600 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Il 68 (dundee Rd) over W F N Br Chicago Riv?

The structure is 42 ft (12.8 m) long with a longest span of 40 ft (12.2 m) and a deck 72 ft wide.

Who owns Il 68 (dundee Rd) over W F N Br Chicago Riv?

It is owned by the State Highway Agency.