I 515
I 515 in Las Vegas, Clark County, Nevada received a condition grade of B (67/100). Built in 1986, the bridge carries 152K vehicles daily on I 515 over Sr587 Charleston AVE.
I 515 carries a B on the BridgeSafety Condition Score with 67/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1986, making it 40 years old — past the early-life period but still well within typical service life. Routine inspections and modest repair work are normal for bridges in this age band. I 515 carries an average daily traffic count of 152,000 vehicles, with 6 lane(s) crossing Sr587 Charleston AVE. 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 515 is a 40-year-old bridge located Las Vegas in Clark County, Nevada. The bridge carries I 515 over Sr587 Charleston AVE with 6 traffic lanes, handling approximately 152K vehicles per day. Built in 1986, the structure spans 58.8 meters.
The bridge received a Condition Grade of B (67/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 5/9 (fair), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 515 has a Condition Score of 67/100 (Grade B). Its deck is rated 6/9, superstructure 5/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 515 was built in 1986, making it 40 years old. The average bridge age in the United States is 48 years.
I 515 carries approximately 152K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 58.8 meters long and located on I 515 in Las Vegas, Clark County, Nevada.
No, I 515 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 515 is located Las Vegas in Clark County, Nevada. The bridge carries I 515 over Sr587 Charleston AVE. Its coordinates are 36.158764, -115.091636. It is maintained by State Highway Agency.
I 515 carries I 515 over Sr587 Charleston AVE. The bridge is 58.8 meters long and was built in 1986.
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.