BridgeSafety
Salt Lake County, UT · Structure #1C 829N

I-15 (SR-15) NBL

I-15 (SR-15) NBL in 0.2 MI.So.6400 South ST., Salt Lake County, Utah received a condition grade of B (70/100). Built in 2000, the bridge carries 247K vehicles daily on I-15 (SR-15) NBL over Union Pacific Railroad.

B
70/100
70
Condition Score
247K
Daily Traffic
2000
Year Built
173.4m
Length

Component Ratings

DeckFair
6/9

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

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureFair
6/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I-15 (SR-15) NBL
Crosses Over
Union Pacific Railroad
State
Utah
County
Salt Lake County
Location
0.2 MI.So.6400 South ST.
Year Built
2000
Age
26 years
Daily Traffic
246,810
Lanes
5
Length
173.4 meters
Owner
State Highway Agency
Structure Number
1C 829N

About This Bridge

I-15 (SR-15) NBL is a 26-year-old bridge located 0.2 MI.So.6400 South ST. in Salt Lake County, Utah. The bridge carries I-15 (SR-15) NBL over Union Pacific Railroad with 5 traffic lanes, handling approximately 247K vehicles per day. Built in 2000, the structure spans 173.4 meters.

The bridge received a Condition Grade of B (70/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 7/9 (good), and substructure 6/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

0.2 MI.So.6400 South ST., Salt Lake County, Utah

40.628511, -111.903208

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Frequently Asked Questions

I-15 (SR-15) NBL has a Condition Score of 70/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.

I-15 (SR-15) NBL was built in 2000, making it 26 years old. The average bridge age in the United States is 48 years.

I-15 (SR-15) NBL carries approximately 247K vehicles per day (average daily traffic). The bridge has 5 traffic lanes. It is 173.4 meters long and located on I-15 (SR-15) NBL in 0.2 MI.So.6400 South ST., Salt Lake County, Utah.

No, I-15 (SR-15) NBL 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 (SR-15) NBL is located 0.2 MI.So.6400 South ST. in Salt Lake County, Utah. The bridge carries I-15 (SR-15) NBL over Union Pacific Railroad. Its coordinates are 40.628511, -111.903208. It is maintained by State Highway Agency.

I-15 (SR-15) NBL carries I-15 (SR-15) NBL over Union Pacific Railroad. The bridge is 173.4 meters long and was built in 2000.

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.