I 17 NB & SB
I 17 NB & SB in 12.3 MI N Of JCT US 60, Maricopa County, Arizona received a condition grade of B (78/100). Built in 1989, the bridge carries 152K vehicles daily on I 17 NB & SB over Union Hills Drive.
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 17 NB & SB is a 37-year-old bridge located 12.3 MI N Of JCT US 60 in Maricopa County, Arizona. The bridge carries I 17 NB & SB over Union Hills Drive with 11 traffic lanes, handling approximately 152K vehicles per day. Built in 1989, the structure spans 50.3 meters.
The bridge received a Condition Grade of B (78/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 17 NB & SB has a Condition Score of 78/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 17 NB & SB was built in 1989, making it 37 years old. The average bridge age in the United States is 48 years.
I 17 NB & SB carries approximately 152K vehicles per day (average daily traffic). The bridge has 11 traffic lanes. It is 50.3 meters long and located on I 17 NB & SB in 12.3 MI N Of JCT US 60, Maricopa County, Arizona.
No, I 17 NB & SB 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 17 NB & SB is located 12.3 MI N Of JCT US 60 in Maricopa County, Arizona. The bridge carries I 17 NB & SB over Union Hills Drive. Its coordinates are 33.654400, -112.114500. It is maintained by State Highway Agency.
I 17 NB & SB carries I 17 NB & SB over Union Hills Drive. The bridge is 50.3 meters long and was built 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.