US Bridges

I-15S over Ramp I-15S to Mlk

Good

Clark County, Nevada · Las Vegas · Structure no. I3222S

Built
2018
7 years old
Condition
Good
inspected January 2021
Type
Box Beam or Girders - Multiple
Concrete
Length
52 ft
1 main span
Daily traffic
94,500
2021 count
Owner
State
State Highway Agency

About this bridge

I-15S over Ramp I-15S to Mlk is a concrete box beam or girders - multiple carrying I-15S over Ramp I-15S to Mlk 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 94,500 vehicles a day, roughly 8% of them trucks, projected to reach 170,000 by 2034. The structure is 52 ft (16 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI-15S
CrossesRamp I-15S to Mlk
LocationLas Vegas
RouteInterstate 15
CountyClark County
StateNevada
Coordinates36.17505, -115.15428
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating38.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length52 ft (16 m)
Longest span52 ft (16 m)
Deck width63 ft (19.3 m)
Roadway width60 ft (18.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic94,500 (2021)
Projected traffic170,000 by 2034
Trucks8%
Lanes on structure3
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 I-15S over Ramp I-15S to Mlk built?

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

What condition is I-15S over Ramp I-15S to Mlk 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 2021.

How much traffic does I-15S over Ramp I-15S to Mlk carry?

About 94,500 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is I-15S over Ramp I-15S to Mlk?

The structure is 52 ft (16 m) long with a longest span of 52 ft (16 m) and a deck 63 ft wide.

Who owns I-15S over Ramp I-15S to Mlk?

It is owned by the State Highway Agency.