BridgeSafety
Clark County, NV · Structure #I1340

I 15

I 15 in Las Vegas, Clark County, Nevada received a condition grade of A (85/100). Built in 2010, the bridge carries 189K vehicles daily on I 15 over D Street.

A
85/100
85
Condition Score
189K
Daily Traffic
2010
Year Built
35m
Length

Component Ratings

DeckGood
8/9

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

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
8/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I 15
Crosses Over
D Street
State
Nevada
County
Clark County
Location
Las Vegas
Year Built
2010
Age
16 years
Daily Traffic
189,000
Lanes
6
Length
35 meters
Owner
State Highway Agency
Structure Number
I1340

About This Bridge

I 15 is a 16-year-old bridge located Las Vegas in Clark County, Nevada. The bridge carries I 15 over D Street with 6 traffic lanes, handling approximately 189K vehicles per day. Built in 2010, the structure spans 35 meters.

The bridge received a Condition Grade of A (85/100) based on Federal Highway Administration inspection data. Its deck is rated 8/9 (good), superstructure 7/9 (good), and substructure 8/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

Las Vegas, Clark County, Nevada

36.179578, -115.146894

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Frequently Asked Questions

I 15 has a Condition Score of 85/100 (Grade A). Its deck is rated 8/9, superstructure 7/9, and substructure 8/9 on the NBI scale. The bridge is not classified as structurally deficient.

I 15 was built in 2010, making it 16 years old. The average bridge age in the United States is 48 years.

I 15 carries approximately 189K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 35 meters long and located on I 15 in Las Vegas, Clark County, Nevada.

No, I 15 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 is located Las Vegas in Clark County, Nevada. The bridge carries I 15 over D Street. Its coordinates are 36.179578, -115.146894. It is maintained by State Highway Agency.

I 15 carries I 15 over D Street. The bridge is 35 meters long and was built in 2010.

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.