US Bridges

W Smoke Ranch RD over Buffalo Channel

Good

Clark County, Nevada · NW Las Vegas · Structure no. B3047

Built
1992
33 years old
Condition
Good
inspected February 2021
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
13,000
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

W Smoke Ranch RD over Buffalo Channel is a concrete culvert carrying W Smoke Ranch RD over Buffalo Channel in Clark County, Nevada. It was built in 1992, so it is 33 years old, younger 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 13,000 vehicles a day, roughly 1% of them trucks, projected to reach 26,886 by 2040. The structure is 21 ft (6.4 m) long and 100 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW Smoke Ranch RD
CrossesBuffalo Channel
LocationNW Las Vegas
RouteCity Street 0
StateNevada
Coordinates36.20346, -115.25596
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating41.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width100 ft (30.5 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2017)
Projected traffic26,886 by 2040
Trucks1%
Lanes on structure5
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was W Smoke Ranch RD over Buffalo Channel built?

It was built in 1992, making it 33 years old in 2025.

What condition is W Smoke Ranch RD over Buffalo Channel 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 February 2021.

How much traffic does W Smoke Ranch RD over Buffalo Channel carry?

About 13,000 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is W Smoke Ranch RD over Buffalo Channel?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 100 ft wide.

Who owns W Smoke Ranch RD over Buffalo Channel?

It is owned by the City or Municipal Highway Agency.