US Bridges

I15N Off Ramp over Neon Gateway

Good

Clark County, Nevada · Neon · Structure no. H3054

Built
2018
7 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
115 ft
1 main span
Daily traffic
14,900
2021 count
Owner
State
State Highway Agency

About this bridge

I15N Off Ramp over Neon Gateway is a prestressed concrete stringer/multi-beam or girder carrying I15N Off Ramp over Neon Gateway in Clark County, Nevada. It was built in 2018, so it is 7 years old, younger 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 14,900 vehicles a day, roughly 5% of them trucks, projected to reach 7,500 by 2037. The structure is 115 ft (35.2 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI15N Off Ramp
CrossesNeon Gateway
LocationNeon
RouteInterstate 15
CountyClark County
StateNevada
Coordinates36.15486, -115.1611
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.2 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length115 ft (35.2 m)
Longest span109 ft (33.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,900 (2021)
Projected traffic7,500 by 2037
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 I15N Off Ramp over Neon Gateway built?

It was built in 2018, making it 7 years old in 2025.

What condition is I15N Off Ramp over Neon Gateway 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 I15N Off Ramp over Neon Gateway carry?

About 14,900 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is I15N Off Ramp over Neon Gateway?

The structure is 115 ft (35.2 m) long with a longest span of 109 ft (33.3 m) and a deck 43 ft wide.

Who owns I15N Off Ramp over Neon Gateway?

It is owned by the State Highway Agency.