US Bridges

Maryland Pkw over Flamingo Wash

Fair

Clark County, Nevada · Las Vegas · Structure no. B1413

Built
1976
49 years old
Condition
Fair
inspected January 2023
Type
Culvert
Concrete
Length
54 ft
4 main spans
Daily traffic
34,000
2017 count
Owner
County
County Highway Agency

About this bridge

Maryland Pkw over Flamingo Wash is a concrete culvert carrying Maryland Pkw over Flamingo Wash in Clark County, Nevada. It was built in 1976, so it is 49 years old, older 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 34,000 vehicles a day, roughly 3% of them trucks, projected to reach 70,316 by 2040. The structure is 54 ft (16.6 m) long and 101 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesMaryland Pkw
CrossesFlamingo Wash
LocationLas Vegas
RouteCity Street 0
CountyClark County
StateNevada
Coordinates36.11764, -115.13765
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 inspectionJanuary 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.8 US tons
Inventory rating26.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length54 ft (16.6 m)
Longest span12 ft (3.7 m)
Deck width101 ft (30.8 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,000 (2017)
Projected traffic70,316 by 2040
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Maryland Pkw over Flamingo Wash built?

It was built in 1976, making it 49 years old in 2025.

What condition is Maryland Pkw over Flamingo 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 January 2023.

How much traffic does Maryland Pkw over Flamingo Wash carry?

About 34,000 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Maryland Pkw over Flamingo Wash?

The structure is 54 ft (16.6 m) long with a longest span of 12 ft (3.7 m) and a deck 101 ft wide.

Who owns Maryland Pkw over Flamingo Wash?

It is owned by the County Highway Agency.