US Bridges

Stewart Av over Las Vegas Wash

Good

Clark County, Nevada · Las Vegas · Structure no. B1565

Built
1979
46 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete
Length
143 ft
5 main spans
Daily traffic
16,000
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Stewart Av over Las Vegas Wash is a concrete slab carrying Stewart Av over Las Vegas Wash in Clark County, Nevada. It was built in 1979, so it is 46 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 16,000 vehicles a day, roughly 6% of them trucks, projected to reach 33,090 by 2040. The structure is 143 ft (43.5 m) long and 100 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesStewart Av
CrossesLas Vegas Wash
LocationLas Vegas
RouteCounty Highway 0
StateNevada
Coordinates36.16648, -115.06432
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be 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 typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length143 ft (43.5 m)
Longest span32 ft (9.8 m)
Deck width100 ft (30.5 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2017)
Projected traffic33,090 by 2040
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Stewart Av over Las Vegas Wash built?

It was built in 1979, making it 46 years old in 2025.

What condition is Stewart Av over Las Vegas Wash 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 November 2023.

How much traffic does Stewart Av over Las Vegas Wash carry?

About 16,000 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is Stewart Av over Las Vegas Wash?

The structure is 143 ft (43.5 m) long with a longest span of 32 ft (9.8 m) and a deck 100 ft wide.

Who owns Stewart Av over Las Vegas Wash?

It is owned by the City or Municipal Highway Agency.