US Bridges

Silverado Ranch Bl over Duck Creek

Good

Clark County, Nevada · South East of Las Vegas · Structure no. B3077

Built
2008
17 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
4,500
2017 count
Owner
County
County Highway Agency

About this bridge

Silverado Ranch Bl over Duck Creek is a concrete culvert carrying Silverado Ranch Bl over Duck Creek in Clark County, Nevada. It was built in 2008, so it is 17 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 4,500 vehicles a day, roughly 1% of them trucks, projected to reach 9,307 by 2040. The structure is 34 ft (10.4 m) long and 160 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSilverado Ranch Bl
CrossesDuck Creek
LocationSouth East of Las Vegas
RouteCounty Highway 0
CountyClark County
StateNevada
Coordinates36.01346, -115.16241
Functional classUrban Minor 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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span16 ft (4.9 m)
Deck width160 ft (48.8 m)
Roadway width95 ft (29 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2017)
Projected traffic9,307 by 2040
Trucks1%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 Silverado Ranch Bl over Duck Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Silverado Ranch Bl over Duck Creek 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 2023.

How much traffic does Silverado Ranch Bl over Duck Creek carry?

About 4,500 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Silverado Ranch Bl over Duck Creek?

The structure is 34 ft (10.4 m) long with a longest span of 16 ft (4.9 m) and a deck 160 ft wide.

Who owns Silverado Ranch Bl over Duck Creek?

It is owned by the County Highway Agency.