I 10
I 10 in 9.7 MI N JCT I-19, Pima County, Arizona received a condition grade of A (89/100). Built in 2023, the bridge carries 136K vehicles daily on I 10 over Rillito Creek.
I 10 carries an A on the BridgeSafety Condition Score with 89/100. Deck, superstructure, and substructure ratings all sit in the better tier of the FHWA NBI distribution. The bridge is structurally sound by federal standards.
The bridge was built in 2023 and is 3 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. I 10 carries an average daily traffic count of 136,020 vehicles, with 10 lane(s) crossing Rillito Creek. 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 10 is a 3-year-old bridge located 9.7 MI N JCT I-19 in Pima County, Arizona. The bridge carries I 10 over Rillito Creek with 10 traffic lanes, handling approximately 136K vehicles per day. Built in 2023, the structure spans 108.2 meters.
The bridge received a Condition Grade of A (89/100) based on Federal Highway Administration inspection data. Its deck is rated 8/9 (good), superstructure 8/9 (good), and substructure 8/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 10 has a Condition Score of 89/100 (Grade A). Its deck is rated 8/9, superstructure 8/9, and substructure 8/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 10 was built in 2023, making it 3 years old. The average bridge age in the United States is 48 years.
I 10 carries approximately 136K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 108.2 meters long and located on I 10 in 9.7 MI N JCT I-19, Pima County, Arizona.
No, I 10 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 10 is located 9.7 MI N JCT I-19 in Pima County, Arizona. The bridge carries I 10 over Rillito Creek. Its coordinates are 32.315600, -111.046400. It is maintained by State Highway Agency.
I 10 carries I 10 over Rillito Creek. The bridge is 108.2 meters long and was built in 2023.
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.