US Bridges

Rmp I 515N-I 15S over I 15 & US 95

Good

Clark County, Nevada · Las Vegas · Structure no. I 939

Built
1999
26 years old
Condition
Good
inspected January 2023
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
1,917 ft
15 main spans
Daily traffic
28,000
2021 count
Owner
State
State Highway Agency

About this bridge

Rmp I 515N-I 15S over I 15 & US 95 is a prestressed concrete continuous segmental box girder carrying Rmp I 515N-I 15S over I 15 & US 95 in Clark County, Nevada. It was built in 1999, so it is 26 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 28,000 vehicles a day, roughly 4% of them trucks, projected to reach 57,080 by 2040. The structure is 1,917 ft (584.3 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRmp I 515N-I 15S
CrossesI 15 & US 95
LocationLas Vegas
RouteInterstate 515
StateNevada
Coordinates36.17545, -115.15364
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 24 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 rating110.1 US tons
Inventory rating68 US tons

Structure

Structure typeSegmental Box Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans15
Design loadHS 20
Structure length1,917 ft (584.3 m)
Longest span146 ft (44.4 m)
Deck width38 ft (11.7 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,000 (2021)
Projected traffic57,080 by 2040
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 Rmp I 515N-I 15S over I 15 & US 95 built?

It was built in 1999, making it 26 years old in 2025.

What condition is Rmp I 515N-I 15S over I 15 & US 95 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 January 2023.

How much traffic does Rmp I 515N-I 15S over I 15 & US 95 carry?

About 28,000 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Rmp I 515N-I 15S over I 15 & US 95?

The structure is 1,917 ft (584.3 m) long with a longest span of 146 ft (44.4 m) and a deck 38 ft wide.

Who owns Rmp I 515N-I 15S over I 15 & US 95?

It is owned by the State Highway Agency.