I-15 NB
I-15 NB in I-15 Over 300 W In Lehi, Utah County, Utah received a condition grade of B (78/100). Built in 2020, the bridge carries 179K vehicles daily on I-15 NB over I-15 Over 300 West.
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-15 NB is a 6-year-old bridge located I-15 Over 300 W In Lehi in Utah County, Utah. The bridge carries I-15 NB over I-15 Over 300 West with 7 traffic lanes, handling approximately 179K vehicles per day. Built in 2020, the structure spans 31.7 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-15 NB 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-15 NB was built in 2020, making it 6 years old. The average bridge age in the United States is 48 years.
I-15 NB carries approximately 179K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 31.7 meters long and located on I-15 NB in I-15 Over 300 W In Lehi, Utah County, Utah.
No, I-15 NB 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-15 NB is located I-15 Over 300 W In Lehi in Utah County, Utah. The bridge carries I-15 NB over I-15 Over 300 West. Its coordinates are 40.404167, -111.853889. It is maintained by State Highway Agency.
I-15 NB carries I-15 NB over I-15 Over 300 West. The bridge is 31.7 meters long and was built in 2020.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.