Loop 101
Loop 101 in 8.06 MI N JCT I-10, Maricopa County, Arizona received a condition grade of B (74/100). Built in 1987, the bridge carries 146K vehicles daily on Loop 101 over Northern AVE.
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
Loop 101 is a 39-year-old bridge located 8.06 MI N JCT I-10 in Maricopa County, Arizona. The bridge carries Loop 101 over Northern AVE with 8 traffic lanes, handling approximately 146K vehicles per day. Built in 1987, the structure spans 68.9 meters.
The bridge received a Condition Grade of B (74/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 6/9 (fair), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
Loop 101 has a Condition Score of 74/100 (Grade B). Its deck is rated 7/9, superstructure 6/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
Loop 101 was built in 1987, making it 39 years old. The average bridge age in the United States is 48 years.
Loop 101 carries approximately 146K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 68.9 meters long and located on Loop 101 in 8.06 MI N JCT I-10, Maricopa County, Arizona.
No, Loop 101 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
Loop 101 is located 8.06 MI N JCT I-10 in Maricopa County, Arizona. The bridge carries Loop 101 over Northern AVE. Its coordinates are 33.551300, -112.266900. It is maintained by State Highway Agency.
Loop 101 carries Loop 101 over Northern AVE. The bridge is 68.9 meters long and was built in 1987.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.