US Bridges

SR160 Pahrump Vly over Dry Wash

Fair

Clark County, Nevada · Southwest of Las Vegas · Structure no. B1929

Built
1992
33 years old
Condition
Fair
inspected November 2021
Type
Culvert
Concrete
Length
20 ft
2 main spans
Daily traffic
12,000
2017 count
Owner
State
State Highway Agency

About this bridge

SR160 Pahrump Vly over Dry Wash is a concrete culvert carrying SR160 Pahrump Vly over Dry Wash 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 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 12,000 vehicles a day, roughly 8% of them trucks, projected to reach 24,817 by 2040. The structure is 20 ft (6.2 m) long.

CarriesSR160 Pahrump Vly
CrossesDry Wash
LocationSouthwest of Las Vegas
RouteState Highway 160
StateNevada
Coordinates36.03519, -115.35555
Functional classUrban Other Principal Arterial

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.3 US tons
Inventory rating59.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length20 ft (6.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2017)
Projected traffic24,817 by 2040
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR160 Pahrump Vly over Dry Wash built?

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

What condition is SR160 Pahrump Vly over Dry 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 SR160 Pahrump Vly over Dry Wash carry?

About 12,000 vehicles per day (2017 count), of which roughly 8% are trucks.

How long is SR160 Pahrump Vly over Dry Wash?

The structure is 20 ft (6.2 m) long with a longest span of 10 ft (3 m).

Who owns SR160 Pahrump Vly over Dry Wash?

It is owned by the State Highway Agency.