US Bridges

Tropical Parkway over Drainage Channel

Good

Clark County, Nevada · North Las Vegas · Structure no. B2260

Built
1996
29 years old
Condition
Good
inspected December 2021
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
633
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Tropical Parkway over Drainage Channel is a concrete culvert carrying Tropical Parkway over Drainage Channel in Clark County, Nevada. It was built in 1996, so it is 29 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 633 vehicles a day, roughly 5% of them trucks, projected to reach 1,309 by 2040. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTropical Parkway
CrossesDrainage Channel
LocationNorth Las Vegas
RouteCity Street 0
StateNevada
Coordinates36.26933, -115.17077
Functional classUrban Local

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 inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.2 US tons
Inventory rating41.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length21 ft (6.4 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 traffic633 (2017)
Projected traffic1,309 by 2040
Trucks5%
Lanes on structure4
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

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 Tropical Parkway over Drainage Channel built?

It was built in 1996, making it 29 years old in 2025.

What condition is Tropical Parkway over Drainage Channel 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 December 2021.

How much traffic does Tropical Parkway over Drainage Channel carry?

About 633 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Tropical Parkway over Drainage Channel?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Tropical Parkway over Drainage Channel?

It is owned by the City or Municipal Highway Agency.