US Bridges

US 93 over Hoover Dam Access Road

Good

Clark County, Nevada · Lake Mead Nat. Recr. a · Structure no. I2699

Built
2010
15 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
157 ft
1 main span
Daily traffic
18,300
2021 count
Owner
State
State Highway Agency

About this bridge

US 93 over Hoover Dam Access Road is a prestressed concrete box beam or girders - single or spread carrying US 93 over Hoover Dam Access Road in Clark County, Nevada. It was built in 2010, so it is 15 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 18,300 vehicles a day, roughly 26% of them trucks, projected to reach 9,400 by 2040. The structure is 157 ft (47.8 m) long and 81 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 93
CrossesHoover Dam Access Road
LocationLake Mead Nat. Recr. a
RouteU.S. Route 93
StateNevada
Coordinates36.01134, -114.77421
Functional classRural Principal Arterial - Other

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.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating65.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length157 ft (47.8 m)
Longest span154 ft (47 m)
Deck width81 ft (24.7 m)
Roadway width75 ft (23 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,300 (2021)
Projected traffic9,400 by 2040
Trucks26%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 93 over Hoover Dam Access Road built?

It was built in 2010, making it 15 years old in 2025.

What condition is US 93 over Hoover Dam Access Road 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 March 2024.

How much traffic does US 93 over Hoover Dam Access Road carry?

About 18,300 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is US 93 over Hoover Dam Access Road?

The structure is 157 ft (47.8 m) long with a longest span of 154 ft (47 m) and a deck 81 ft wide.

Who owns US 93 over Hoover Dam Access Road?

It is owned by the State Highway Agency.