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.
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.