US Bridges

Bonanza RD over Sloan Chnl

Fair

Clark County, Nevada · Las Vegas · Structure no. B1879

Built
1989
36 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
53 ft
5 main spans
Daily traffic
8,800
2017 count
Owner
County
County Highway Agency

About this bridge

Bonanza RD over Sloan Chnl is a concrete culvert carrying Bonanza RD over Sloan Chnl in Clark County, Nevada. It was built in 1989, so it is 36 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 8,800 vehicles a day, roughly 3% of them trucks, projected to reach 18,199 by 2040. The structure is 53 ft (16.2 m) long and 103 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesBonanza RD
CrossesSloan Chnl
LocationLas Vegas
RouteCounty Highway 0
CountyClark County
StateNevada
Coordinates36.17434, -115.04412
Functional classUrban Collector

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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating59.6 US tons
Inventory rating35.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span10 ft (3 m)
Deck width103 ft (31.5 m)
Roadway width86 ft (26.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,800 (2017)
Projected traffic18,199 by 2040
Trucks3%
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

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 Bonanza RD over Sloan Chnl built?

It was built in 1989, making it 36 years old in 2025.

What condition is Bonanza RD over Sloan Chnl 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 2023.

How much traffic does Bonanza RD over Sloan Chnl carry?

About 8,800 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Bonanza RD over Sloan Chnl?

The structure is 53 ft (16.2 m) long with a longest span of 10 ft (3 m) and a deck 103 ft wide.

Who owns Bonanza RD over Sloan Chnl?

It is owned by the County Highway Agency.