US Bridges

I 15S over Falcon Ridge Pkw

Good

Clark County, Nevada · Mesquite · Structure no. I 975S

Built
2012
13 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
116 ft
1 main span
Daily traffic
12,400
2021 count
Owner
State
State Highway Agency

About this bridge

I 15S over Falcon Ridge Pkw is a prestressed concrete stringer/multi-beam or girder carrying I 15S over Falcon Ridge Pkw in Clark County, Nevada. It was built in 2012, so it is 13 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 12,400 vehicles a day, roughly 25% of them trucks, projected to reach 21,715 by 2040. The structure is 116 ft (35.5 m) long and 46 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 15S
CrossesFalcon Ridge Pkw
LocationMesquite
RouteInterstate 15
StateNevada
Coordinates36.80317, -114.1077
Functional classRural Principal Arterial - Interstate

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 inspectionDecember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length116 ft (35.5 m)
Longest span115 ft (34.9 m)
Deck width46 ft (14 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,400 (2021)
Projected traffic21,715 by 2040
Trucks25%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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 I 15S over Falcon Ridge Pkw built?

It was built in 2012, making it 13 years old in 2025.

What condition is I 15S over Falcon Ridge Pkw 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 2023.

How much traffic does I 15S over Falcon Ridge Pkw carry?

About 12,400 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is I 15S over Falcon Ridge Pkw?

The structure is 116 ft (35.5 m) long with a longest span of 115 ft (34.9 m) and a deck 46 ft wide.

Who owns I 15S over Falcon Ridge Pkw?

It is owned by the State Highway Agency.