US Bridges

Washington Avenue over Las Vegas Wash

Fair

Clark County, Nevada · Las Vegas · Structure no. B2134

Built
1994
31 years old
Condition
Fair
inspected November 2021
Type
Slab
Concrete Continuous
Length
164 ft
4 main spans
Daily traffic
9,700
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Washington Avenue over Las Vegas Wash is a concrete continuous slab carrying Washington Avenue over Las Vegas Wash in Clark County, Nevada. It was built in 1994, so it is 31 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 9,700 vehicles a day, roughly 8% of them trucks, projected to reach 20,061 by 2040. The structure is 164 ft (50 m) long and 82 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesWashington Avenue
CrossesLas Vegas Wash
LocationLas Vegas
RouteCity Street 0
StateNevada
Coordinates36.18104, -115.07401
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating41.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length164 ft (50 m)
Longest span45 ft (13.7 m)
Deck width82 ft (25 m)
Roadway width69 ft (21 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,700 (2017)
Projected traffic20,061 by 2040
Trucks8%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Washington Avenue over Las Vegas Wash built?

It was built in 1994, making it 31 years old in 2025.

What condition is Washington Avenue over Las Vegas 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 2021.

How much traffic does Washington Avenue over Las Vegas Wash carry?

About 9,700 vehicles per day (2017 count), of which roughly 8% are trucks.

How long is Washington Avenue over Las Vegas Wash?

The structure is 164 ft (50 m) long with a longest span of 45 ft (13.7 m) and a deck 82 ft wide.

Who owns Washington Avenue over Las Vegas Wash?

It is owned by the City or Municipal Highway Agency.