US Bridges

Rampart Bl & Alta over Dry Wash

Fair

Clark County, Nevada · Northwest Las Vegas · Structure no. B2206

Built
1994
31 years old
Condition
Fair
inspected December 2021
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
47,000
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Rampart Bl & Alta over Dry Wash is a concrete culvert carrying Rampart Bl & Alta over Dry 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 47,000 vehicles a day, roughly 8% of them trucks, projected to reach 53,550 by 2040. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRampart Bl & Alta
CrossesDry Wash
LocationNorthwest Las Vegas
RouteCity Street 0
StateNevada
Coordinates36.16697, -115.28834
Functional classUrban Minor 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 inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length32 ft (9.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47,000 (2017)
Projected traffic53,550 by 2040
Trucks8%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Rampart Bl & Alta over Dry Wash built?

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

What condition is Rampart Bl & Alta 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 December 2021.

How much traffic does Rampart Bl & Alta over Dry Wash carry?

About 47,000 vehicles per day (2017 count), of which roughly 8% are trucks.

How long is Rampart Bl & Alta over Dry Wash?

The structure is 32 ft (9.8 m) long with a longest span of 12 ft (3.7 m).

Who owns Rampart Bl & Alta over Dry Wash?

It is owned by the City or Municipal Highway Agency.