US Bridges

Wigwam Pwy over Storm Drain

Fair

Clark County, Nevada · Henderson · Structure no. B2918

Built
2006
19 years old
Condition
Fair
inspected February 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
5,000
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wigwam Pwy over Storm Drain is a concrete culvert carrying Wigwam Pwy over Storm Drain in Clark County, Nevada. It was built in 2006, so it is 19 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 5,000 vehicles a day, roughly 3% of them trucks, projected to reach 7,900 by 2040. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesWigwam Pwy
CrossesStorm Drain
LocationHenderson
RouteCity Street 0
StateNevada
Coordinates36.03291, -115.05198
Functional classUrban Local

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 inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.9 US tons
Inventory rating31.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.7 m)
Longest span10 ft (3.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2017)
Projected traffic7,900 by 2040
Trucks3%
Lanes on structure5
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

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 Wigwam Pwy over Storm Drain built?

It was built in 2006, making it 19 years old in 2025.

What condition is Wigwam Pwy over Storm Drain 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 February 2023.

How much traffic does Wigwam Pwy over Storm Drain carry?

About 5,000 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Wigwam Pwy over Storm Drain?

The structure is 32 ft (9.7 m) long with a longest span of 10 ft (3.2 m).

Who owns Wigwam Pwy over Storm Drain?

It is owned by the City or Municipal Highway Agency.