US Bridges

Harrison ST over I- 90 94 SB Dan Ryan

Fair

Cook County, Illinois · 0.1 M S of I-290 · Structure no. 016171300000000

Built
2014
11 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
285 ft
2 main spans
Daily traffic
2,550
2022 count
Owner
State
State Highway Agency

About this bridge

Harrison ST over I- 90 94 SB Dan Ryan is a steel continuous stringer/multi-beam or girder carrying Harrison ST over I- 90 94 SB Dan Ryan 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 fair condition with a lowest component rating of 6 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 2,550 vehicles a day, roughly 12% of them trucks, projected to reach 5,151 by 2046. The structure is 285 ft (86.9 m) long and 68 ft wide.

Location

Open in Google Maps
CarriesHarrison ST
CrossesI- 90 94 SB Dan Ryan
Location0.1 M S of I-290
CountyCook County
StateIllinois
Coordinates41.87432, -87.64644
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.4 US tons
Inventory rating78.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length285 ft (86.9 m)
Longest span160 ft (48.8 m)
Deck width68 ft (20.8 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,550 (2022)
Projected traffic5,151 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

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 Harrison ST over I- 90 94 SB Dan Ryan built?

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

What condition is Harrison ST over I- 90 94 SB Dan Ryan 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 August 2023.

How much traffic does Harrison ST over I- 90 94 SB Dan Ryan carry?

About 2,550 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Harrison ST over I- 90 94 SB Dan Ryan?

The structure is 285 ft (86.9 m) long with a longest span of 160 ft (48.8 m) and a deck 68 ft wide.

Who owns Harrison ST over I- 90 94 SB Dan Ryan?

It is owned by the State Highway Agency.