US Bridges

I 15 over UPRR

Good

Clark County, Nevada · North Las Vegas · Structure no. G 961N

Built
1963
62 years old
Condition
Good
inspected December 2022
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
236 ft
3 main spans
Daily traffic
24,000
2021 count
Owner
State
State Highway Agency

About this bridge

I 15 over UPRR is a concrete continuous box beam or girders - single or spread carrying I 15 over UPRR in Clark County, Nevada. It was built in 1963, so it is 62 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 24,000 vehicles a day, roughly 25% of them trucks, projected to reach 40,000 by 2040. The structure is 236 ft (71.9 m) long and 72 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 15
CrossesUPRR
LocationNorth Las Vegas
RouteInterstate 15
StateNevada
Coordinates36.26933, -115.06091
Functional classRural 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 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.1 US tons
Inventory rating41.4 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length236 ft (71.9 m)
Longest span88 ft (26.8 m)
Deck width72 ft (21.8 m)
Roadway width69 ft (20.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,000 (2021)
Projected traffic40,000 by 2040
Trucks25%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 1963, making it 62 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 2022.

How much traffic does I 15 over UPRR carry?

About 24,000 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is I 15 over UPRR?

The structure is 236 ft (71.9 m) long with a longest span of 88 ft (26.8 m) and a deck 72 ft wide.

Who owns I 15 over UPRR?

It is owned by the State Highway Agency.