US Bridges

Rmp 515S-CSINO Ctr over Alley & Las Vegas Crk

Fair

Clark County, Nevada · Las Vegas · Structure no. I 947M

Built
1968
57 years old
Condition
Fair
inspected November 2021
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
250 ft
3 main spans
Daily traffic
11,000
2021 count
Owner
State
State Highway Agency

About this bridge

Rmp 515S-CSINO Ctr over Alley & Las Vegas Crk is a concrete continuous box beam or girders - multiple carrying Rmp 515S-CSINO Ctr over Alley & Las Vegas Crk in Clark County, Nevada. It was built in 1968, so it is 57 years old, older than the Nevada average of 36.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 11,000 vehicles a day, roughly 4% of them trucks, projected to reach 32,056 by 2040. The structure is 250 ft (76.2 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRmp 515S-CSINO Ctr
CrossesAlley & Las Vegas Crk
LocationLas Vegas
RouteInterstate 515
StateNevada
Coordinates36.17531, -115.14404
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating37.4 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length250 ft (76.2 m)
Longest span95 ft (29 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2021)
Projected traffic32,056 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 515S-CSINO Ctr over Alley & Las Vegas Crk built?

It was built in 1968, making it 57 years old in 2025.

What condition is Rmp 515S-CSINO Ctr over Alley & Las Vegas Crk in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2021.

How much traffic does Rmp 515S-CSINO Ctr over Alley & Las Vegas Crk carry?

About 11,000 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Rmp 515S-CSINO Ctr over Alley & Las Vegas Crk?

The structure is 250 ft (76.2 m) long with a longest span of 95 ft (29 m) and a deck 27 ft wide.

Who owns Rmp 515S-CSINO Ctr over Alley & Las Vegas Crk?

It is owned by the State Highway Agency.