US Bridges

Rainbow Blvd over Dry Wash

Good

Clark County, Nevada · 250 N of Blue Diamond · Structure no. B2946

Built
2009
16 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
26,000
2017 count
Owner
County
County Highway Agency

About this bridge

Rainbow Blvd over Dry Wash is a concrete culvert carrying Rainbow Blvd over Dry Wash in Clark County, Nevada. It was built in 2009, so it is 16 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 26,000 vehicles a day, roughly 1% of them trucks, projected to reach 53,771 by 2040. The structure is 34 ft (10.3 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRainbow Blvd
CrossesDry Wash
Location250 N of Blue Diamond
RouteCity Street 595
StateNevada
Coordinates36.02335, -115.24342
Functional classUrban Other Principal Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length34 ft (10.3 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 traffic26,000 (2017)
Projected traffic53,771 by 2040
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Rainbow Blvd over Dry Wash built?

It was built in 2009, making it 16 years old in 2025.

What condition is Rainbow Blvd over Dry 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 September 2023.

How much traffic does Rainbow Blvd over Dry Wash carry?

About 26,000 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Rainbow Blvd over Dry Wash?

The structure is 34 ft (10.3 m) long with a longest span of 10 ft (3 m).

Who owns Rainbow Blvd over Dry Wash?

It is owned by the County Highway Agency.