Near Boulder City in Clark County, Nevada — The American Mountains (Southwest)

Interstate 11 Project Team

Photographed by Jimmy Emerson, April 17, 2026

1. Interstate 11 Project Team Marker

Inscription.

Interstate 11 Project Team. . , This project team was commissioned to manage and build 15 miles of Interstate 11 from concept through completion. This segment of Interstate 11 marks the first new Interstate Highway System to be built since it was deemed complete on October 14, 1992 with the opening of 1-70 through Glenwood Canyon, Colorado. , NDOT Responsibility 2.5 miles from Railroad Pass to US95 , RTC Responsibility 12.5 miles from US95 to US93 . , RTC Design-Build Team , Las Vegas Paving Corp . General Contractor . CA Group Lead Designer . Poggemeyer Design Group . Terracon . VTN . Stantec . Aztech Inspections and Testing LLC . Aztec Engineering Group . General Design and Construction Co., Inc. . GeoStabilization International (GSI) . Gerdau Reinforcing Steel . Highway Striping and Signs, LLC . Las Vegas Electric Inc. . McArthur and Associates, Inc. . Sanders Construction, Inc. . SCS Engineers . Soil Tech . Southwest Specialty Coatings, Inc. . The Tiberti Fence Company . Utah Pacific Bridge and Steel . CEEC, Inc. . Sigma Engineering Solutions, Inc. . CH2M . Wood Rodgers, RTC Program Management Consultant , Jacobs Engineering, RTC General Engineering Consultants , Louis Berger Group . Kleinfelder . NewFields . CDM Smith . GCW . TetraTech . Far Western, RTC Construction Management Team , 4LEAF, Inc. . Diversified Consulting Services . JRZ, Ltd. . Atkins . Earth Safety Dynamics . BEC Environmental, Inc. . Saguaro GeoServices, Inc. . O'Connor Construction Management, Inc. . Innovative Contracting and Engineering . REAL Construction Services, LLC . Construction Testing Services, NDOT Construction Team , Fisher Sand and Gravel Co. . General Contractor . Mountain States Contracting . C&S Company . Gothic Landscape . Olson Precast Company . Ross Co. . Sigma Engineering Solutions, Inc. . Southwest Concrete Paving Co. . Stinger Bridge and Iron . Target Construction, Inc. . J.A. Tiberti Construction . Sunrise Engineering, Inc. . CMC Rebar . Hardy Painting and Drywall . Nevada Barricade and Sign Co., Inc. . Schwager Davis, Inc. . Superior Traffic Services . Mundee Trucking, Inc., NDOT Construction Management Team , NDOT District 1 . NDOT Crew 914/916 . Diversified Consulting Services . 4LEAF, Inc. . B and E Consulting, Inc. . CDM Smith . McArthur and Associates, Inc.

This project team was commissioned to manage and build 15 miles of Interstate 11 from concept through completion. This segment of Interstate 11 marks the first new Interstate Highway System to be built since it was deemed complete on October 14, 1992 with the opening of 1-70 through Glenwood Canyon, Colorado.
NDOT Responsibility 2.5 miles from Railroad Pass to US95
RTC Responsibility 12.5 miles from US95 to US93
RTC Design-Build Team
Las Vegas Paving Corp • General Contractor • CA Group Lead Designer • Poggemeyer Design Group • Terracon • VTN • Stantec • Aztech Inspections & Testing LLC • Aztec Engineering Group • General Design & Construction Co., Inc. • GeoStabilization International (GSI) • Gerdau Reinforcing Steel • Highway Striping and Signs, LLC • Las Vegas Electric Inc. • McArthur & Associates, Inc. • Sanders Construction, Inc. • SCS Engineers • Soil Tech • Southwest Specialty Coatings, Inc. • The Tiberti Fence Company • Utah Pacific Bridge and Steel • CEEC, Inc. • Sigma Engineering Solutions, Inc. • CH2M • Wood Rodgers

RTC Program Management Consultant
Jacobs

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Engineering

RTC General Engineering Consultants
Louis Berger Group • Kleinfelder • NewFields • CDM Smith • GCW • TetraTech • Far Western

RTC Construction Management Team
4LEAF, Inc. • Diversified Consulting Services • JRZ, Ltd. • Atkins • Earth Safety Dynamics • BEC Environmental, Inc. • Saguaro GeoServices, Inc. • O'Connor Construction Management, Inc. • Innovative Contracting & Engineering • REAL Construction Services, LLC • Construction Testing Services

NDOT Construction Team
Fisher Sand and Gravel Co. • General Contractor • Mountain States Contracting • C&S Company • Gothic Landscape • Olson Precast Company • Ross Co. • Sigma Engineering Solutions, Inc. • Southwest Concrete Paving Co. • Stinger Bridge and Iron • Target Construction, Inc. • J.A. Tiberti Construction • Sunrise Engineering, Inc. • CMC Rebar • Hardy Painting & Drywall • Nevada Barricade and Sign Co., Inc. • Schwager Davis, Inc. • Superior Traffic Services • Mundee Trucking, Inc.

NDOT Construction Management Team
NDOT District 1 • NDOT Crew 914/916 • Diversified Consulting Services

Photographed by Jimmy Emerson, April 17, 2026

2. Interstate 11 Project Team Marker

• 4LEAF, Inc. • B & E Consulting, Inc. • CDM Smith • McArthur & Associates, Inc.

Erected 2018 by RTC and Nevada Department of Transportation.

Topics. This historical marker is listed in this topic list: Roads & Vehicles. A significant historical date for this entry is October 14, 1992.

Location. 35° 59.662′ N, 114° 47.96′ W. Marker is near Boulder City, Nevada, in Clark County. It can be reached from Purple Heart Highway (Interstate 11) south of Boulder City Parkway (Business U.S. 93), on the right when traveling north. Touch for map. Marker is in this post office area: Boulder City NV 89005, United States of America. Touch for directions.

Regionally, this marker is in the Mojave Desert

and in Greater Las Vegas.

It is also in the American Southwest

and in the Mountain West.

Globally, it is in North America,

the Western Hemisphere,

the Western World,

and the Anglosphere.

Historically, it finds itself in what was once New Spain

and also Mexico’s Alta California.

Other nearby markers. At least 8 other markers are within walking distance of this marker: Robert L. Mendenhall Scenic Overlook Obelisk (here, next to this marker);

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Lake Mead National Recreation Area (a few steps from this marker); The Colorado River (a few steps from this marker); Dam Completion (a few steps from this marker); Boulder City (a few steps from this marker); Origin of the Dam (a few steps from this marker); Tunnel Construction (a few steps from this marker); Boulder Dam! No! (a few steps from this marker). Touch for a list and map of all markers in Boulder City.

Credits. This page was last revised on May 8, 2026. It was originally submitted on April 20, 2026, by Jimmy Emerson of Dalton, Georgia. This page has been viewed 19 times since then. Photos: 1, 2. submitted on April 20, 2026, by Jimmy Emerson of Dalton, Georgia. • Devry Becker Jones was the editor who published this page.