US Bridges

Desert Inn RD over I 15

Fair

Clark County, Nevada · Las Vegas · Structure no. H2011

Built
1995
30 years old
Condition
Fair
inspected December 2020
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
470 ft
3 main spans
Daily traffic
35,000
2021 count
Owner
State
State Highway Agency

About this bridge

Desert Inn RD over I 15 is a prestressed concrete box beam or girders - multiple carrying Desert Inn RD over I 15 in Clark County, Nevada. It was built in 1995, so it is 30 years old, younger 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 35,000 vehicles a day, roughly 6% of them trucks, projected to reach 329,000 by 2040. The structure is 470 ft (143.3 m) long and 113 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesDesert Inn RD
CrossesI 15
LocationLas Vegas
RouteState Highway 590
StateNevada
Coordinates36.13046, -115.18058
Functional classUrban Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2020
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length470 ft (143.3 m)
Longest span193 ft (58.8 m)
Deck width113 ft (34.4 m)
Roadway width110 ft (33.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,000 (2021)
Projected traffic329,000 by 2040
Trucks6%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Desert Inn RD over I 15 built?

It was built in 1995, making it 30 years old in 2025.

What condition is Desert Inn RD over I 15 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 December 2020.

How much traffic does Desert Inn RD over I 15 carry?

About 35,000 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Desert Inn RD over I 15?

The structure is 470 ft (143.3 m) long with a longest span of 193 ft (58.8 m) and a deck 113 ft wide.

Who owns Desert Inn RD over I 15?

It is owned by the State Highway Agency.