US Bridges

Mojave RD over Flamingo Wash

Fair

Clark County, Nevada · Las Vegas · Structure no. B1563

Built
1978
47 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
57 ft
5 main spans
Daily traffic
4,700
2017 count
Owner
County
County Highway Agency

About this bridge

Mojave RD over Flamingo Wash is a concrete culvert carrying Mojave RD over Flamingo Wash in Clark County, Nevada. It was built in 1978, so it is 47 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 4,700 vehicles a day, roughly 3% of them trucks, projected to reach 9,720 by 2040. The structure is 57 ft (17.4 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesMojave RD
CrossesFlamingo Wash
LocationLas Vegas
RouteCounty Highway 0
CountyClark County
StateNevada
Coordinates36.1326, -115.10531
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadUnknown
Structure length57 ft (17.4 m)
Longest span11 ft (3.3 m)
Deck width57 ft (17.4 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,700 (2017)
Projected traffic9,720 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mojave RD over Flamingo Wash built?

It was built in 1978, making it 47 years old in 2025.

What condition is Mojave RD over Flamingo Wash 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 2023.

How much traffic does Mojave RD over Flamingo Wash carry?

About 4,700 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Mojave RD over Flamingo Wash?

The structure is 57 ft (17.4 m) long with a longest span of 11 ft (3.3 m) and a deck 57 ft wide.

Who owns Mojave RD over Flamingo Wash?

It is owned by the County Highway Agency.