US Bridges

100th EB to NB Sto over Stony Island Av

Good

Cook County, Illinois · 0.6 M E I-94 · Structure no. 016247100000000

Built
2014
11 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
251 ft
2 main spans
Daily traffic
8,700
2024 count
Owner
State
State Highway Agency

About this bridge

100th EB to NB Sto over Stony Island Av is a steel continuous stringer/multi-beam or girder carrying 100th EB to NB Sto over Stony Island Av in Cook County, Illinois. It was built in 2014, so it is 11 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,700 vehicles a day, roughly 6% of them trucks, projected to reach 17,675 by 2046. The structure is 251 ft (76.6 m) long and 34 ft wide.

Carries100th EB to NB Sto
CrossesStony Island Av
Location0.6 M E I-94
Coordinates41.71433, -87.58517
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.4 US tons
Inventory rating62.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length251 ft (76.6 m)
Longest span121 ft (36.9 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,700 (2024)
Projected traffic17,675 by 2046
Trucks6%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 100th EB to NB Sto over Stony Island Av built?

It was built in 2014, making it 11 years old in 2025.

What condition is 100th EB to NB Sto over Stony Island Av in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does 100th EB to NB Sto over Stony Island Av carry?

About 8,700 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is 100th EB to NB Sto over Stony Island Av?

The structure is 251 ft (76.6 m) long with a longest span of 121 ft (36.9 m) and a deck 34 ft wide.

Who owns 100th EB to NB Sto over Stony Island Av?

It is owned by the State Highway Agency.