US Bridges

Laughlin Parkway over Colorado River

Good

Clark County, Nevada · Laughlin · Structure no. B3215

Built
2024
1 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
724 ft
5 main spans
Daily traffic
2,500
2022 count
Owner
County
County Highway Agency

About this bridge

Laughlin Parkway over Colorado River is a prestressed concrete stringer/multi-beam or girder carrying Laughlin Parkway over Colorado River in Clark County, Nevada. It was built in 2024, so it is 1 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,500 vehicles a day, roughly 2% of them trucks, projected to reach 2,750 by 2042. The structure is 724 ft (220.7 m) long and 76 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLaughlin Parkway
CrossesColorado River
LocationLaughlin
RouteCounty Highway 0
StateNevada
Coordinates35.05527, -114.61111
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating37.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length724 ft (220.7 m)
Longest span168 ft (51.2 m)
Deck width76 ft (23.3 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2022)
Projected traffic2,750 by 2042
Trucks2%
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

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 Laughlin Parkway over Colorado River built?

It was built in 2024, making it 1 years old in 2025.

What condition is Laughlin Parkway over Colorado River 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 January 2024.

How much traffic does Laughlin Parkway over Colorado River carry?

About 2,500 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Laughlin Parkway over Colorado River?

The structure is 724 ft (220.7 m) long with a longest span of 168 ft (51.2 m) and a deck 76 ft wide.

Who owns Laughlin Parkway over Colorado River?

It is owned by the County Highway Agency.