BridgeSafety
Maricopa County, AZ · Structure #01717

I 10

I 10 in 21.5 MI W JCT I 10/I 17, Maricopa County, Arizona received a condition grade of B (78/100). Built in 1978, the bridge carries 152K vehicles daily on I 10 over Bullard AVE Op.

B
78/100
78
Condition Score
152K
Daily Traffic
1978
Year Built
43m
Length

Component Ratings

DeckGood
7/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I 10
Crosses Over
Bullard AVE Op
State
Arizona
County
Maricopa County
Location
21.5 MI W JCT I 10/I 17
Year Built
1978
Reconstructed
2011
Age
48 years
Daily Traffic
151,675
Lanes
10
Length
43 meters
Owner
State Highway Agency
Structure Number
01717

About This Bridge

I 10 is a 48-year-old bridge located 21.5 MI W JCT I 10/I 17 in Maricopa County, Arizona. The bridge carries I 10 over Bullard AVE Op with 10 traffic lanes, handling approximately 152K vehicles per day. Built in 1978 and reconstructed in 2011, the structure spans 43 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

21.5 MI W JCT I 10/I 17, Maricopa County, Arizona

33.460400, -112.375800

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Frequently Asked Questions

I 10 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 10 was built in 1978 and reconstructed in 2011, making it 48 years old. The average bridge age in the United States is 48 years.

I 10 carries approximately 152K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 43 meters long and located on I 10 in 21.5 MI W JCT I 10/I 17, Maricopa 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 21.5 MI W JCT I 10/I 17 in Maricopa County, Arizona. The bridge carries I 10 over Bullard AVE Op. Its coordinates are 33.460400, -112.375800. It is maintained by State Highway Agency.

I 10 carries I 10 over Bullard AVE Op. The bridge is 43 meters long and was built in 1978, with reconstruction in 2011.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.