US Bridges

I 15 over UPRR

Good

Clark County, Nevada · North Las Vegas · Structure no. G 958S

Built
1970
55 years old
Condition
Good
inspected December 2020
Type
Slab
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
32,750
2021 count
Owner
State
State Highway Agency

About this bridge

I 15 over UPRR is a concrete continuous slab carrying I 15 over UPRR in Clark County, Nevada. It was built in 1970, so it is 55 years old, older than the Nevada average of 36.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 32,750 vehicles a day, roughly 6% of them trucks, projected to reach 55,839 by 2040. The structure is 102 ft (31 m) long and 75 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 15
CrossesUPRR
LocationNorth Las Vegas
RouteInterstate 15
StateNevada
Coordinates36.24551, -115.09569
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2020
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.3 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length102 ft (31 m)
Longest span42 ft (12.8 m)
Deck width75 ft (22.9 m)
Roadway width73 ft (22.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,750 (2021)
Projected traffic55,839 by 2040
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 15 over UPRR built?

It was built in 1970, making it 55 years old in 2025.

What condition is I 15 over UPRR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2020.

How much traffic does I 15 over UPRR carry?

About 32,750 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is I 15 over UPRR?

The structure is 102 ft (31 m) long with a longest span of 42 ft (12.8 m) and a deck 75 ft wide.

Who owns I 15 over UPRR?

It is owned by the State Highway Agency.