US Bridges

I- 94 NB Bishop Fo over RR - NS & Woodlawn a

Fair

Cook County, Illinois · 1.7 M SE I-57 · Structure no. 016014900000000

Built
1960
65 years old, rebuilt 2001
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
533 ft
7 main spans
Daily traffic
68,500
2024 count
Owner
State
State Highway Agency

About this bridge

I- 94 NB Bishop Fo over RR - NS & Woodlawn a is a steel continuous stringer/multi-beam or girder carrying I- 94 NB Bishop Fo over RR - NS & Woodlawn a in Cook County, Illinois. It was built in 1960 and reconstructed in 2001, so it is 65 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 68,500 vehicles a day, roughly 8% of them trucks, projected to reach 66,251 by 2046. The structure is 533 ft (162.5 m) long and 45 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesI- 94 NB Bishop Fo
CrossesRR - NS & Woodlawn a
Location1.7 M SE I-57
RouteInterstate 94
CountyCook County
StateIllinois
Coordinates41.70983, -87.5938
Functional classUrban Principal Arterial - Interstate

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating97.9 US tons
Inventory rating58.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length533 ft (162.5 m)
Longest span95 ft (28.9 m)
Deck width45 ft (13.6 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic68,500 (2024)
Projected traffic66,251 by 2046
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I- 94 NB Bishop Fo over RR - NS & Woodlawn a built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2001.

What condition is I- 94 NB Bishop Fo over RR - NS & Woodlawn a 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 December 2024.

How much traffic does I- 94 NB Bishop Fo over RR - NS & Woodlawn a carry?

About 68,500 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is I- 94 NB Bishop Fo over RR - NS & Woodlawn a?

The structure is 533 ft (162.5 m) long with a longest span of 95 ft (28.9 m) and a deck 45 ft wide.

Who owns I- 94 NB Bishop Fo over RR - NS & Woodlawn a?

It is owned by the State Highway Agency.