US Bridges

W Lone Mountain RD over I215

Good

Clark County, Nevada · W of Lone Mtn Regional Pa · Structure no. I2327

Built
2017
8 years old
Condition
Good
inspected February 2021
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
334 ft
2 main spans
Daily traffic
11,900
2017 count
Owner
County
County Highway Agency

About this bridge

W Lone Mountain RD over I215 is a prestressed concrete box beam or girders - single or spread carrying W Lone Mountain RD over I215 in Clark County, Nevada. It was built in 2017, so it is 8 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 11,900 vehicles a day, projected to reach 13,000 by 2040. The structure is 334 ft (101.8 m) long and 132 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesW Lone Mountain RD
CrossesI215
LocationW of Lone Mtn Regional Pa
RouteCity Street 0
CountyClark County
StateNevada
Coordinates36.24787, -115.31806
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.6 US tons
Inventory rating53.6 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length334 ft (101.8 m)
Longest span180 ft (54.9 m)
Deck width132 ft (40.2 m)
Roadway width114 ft (34.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,900 (2017)
Projected traffic13,000 by 2040
Trucks—
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was W Lone Mountain RD over I215 built?

It was built in 2017, making it 8 years old in 2025.

What condition is W Lone Mountain RD over I215 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 February 2021.

How much traffic does W Lone Mountain RD over I215 carry?

About 11,900 vehicles per day (2017 count).

How long is W Lone Mountain RD over I215?

The structure is 334 ft (101.8 m) long with a longest span of 180 ft (54.9 m) and a deck 132 ft wide.

Who owns W Lone Mountain RD over I215?

It is owned by the County Highway Agency.