I- 90 94 DAN RYAN
I- 90 94 DAN RYAN in 0.2 M S Roosevelt RD, Cook County, Illinois received a condition grade of C (56/100). Built in 1962, the bridge carries 240K vehicles daily on I- 90 94 DAN RYAN over Maxwell To 15th ST.
I- 90 94 DAN RYAN carries a C on the BridgeSafety Condition Score with 56/100. Component ratings sit in the middle of the FHWA NBI distribution; rehabilitation programming is likely on the owning agency’s medium-term horizon.
The bridge was built in 1962 and is now 64 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. I- 90 94 DAN RYAN carries an average daily traffic count of 240,200 vehicles, with 11 lane(s) crossing Maxwell To 15th ST. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
I- 90 94 DAN RYAN is a 64-year-old bridge located 0.2 M S Roosevelt RD in Cook County, Illinois. The bridge carries I- 90 94 DAN RYAN over Maxwell To 15th ST with 11 traffic lanes, handling approximately 240K vehicles per day. Built in 1962 and reconstructed in 1989, the structure spans 370.1 meters.
The bridge received a Condition Grade of C (56/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 6/9 (fair), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I- 90 94 DAN RYAN has a Condition Score of 56/100 (Grade C). Its deck is rated 5/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
I- 90 94 DAN RYAN was built in 1962 and reconstructed in 1989, making it 64 years old. The average bridge age in the United States is 48 years.
I- 90 94 DAN RYAN carries approximately 240K vehicles per day (average daily traffic). The bridge has 11 traffic lanes. It is 370.1 meters long and located on I- 90 94 DAN RYAN in 0.2 M S Roosevelt RD, Cook County, Illinois.
No, I- 90 94 DAN RYAN is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I- 90 94 DAN RYAN is located 0.2 M S Roosevelt RD in Cook County, Illinois. The bridge carries I- 90 94 DAN RYAN over Maxwell To 15th ST. Its coordinates are 41.863964, -87.644578. It is maintained by State Highway Agency.
I- 90 94 DAN RYAN carries I- 90 94 DAN RYAN over Maxwell To 15th ST. The bridge is 370.1 meters long and was built in 1962, with reconstruction in 1989.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.