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Featured Project

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

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Projects

Signature Projects

We partner with clients to work on some of the most impressive and iconic projects across the country. Together, we deliver excellence.

Three Sisters Bridges

Pittsburgh, Pennsylvania

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Marshall R. Bowen Pumping Plant

Whittier, California

I-55 Reconstruction

Jackson, Mississippi

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

I-5/La Novia Roundabout

San Juan Capistrano, California

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

West End Bridge – Integrated, Dynamic Message Signs and Lane Control

Pittsburgh, Pennsylvania

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Soka University

Aliso Viejo, California

Meredith International Centre

Ontario, California

I-15 Corridor Expansion

Utah County, Utah

Marblehead Coastal

San Clemente, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Sand Canyon Grade Separation

Irvine, California

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

I-10 Corridor Express Lanes

San Bernardino County, California

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

JTA Complete Streets Program

Jacksonville, Florida

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Lake Hodges Dam Survey

San Diego, California

Colville River Pipeline Crossing

Alaska

Laguna Beach Village Entrance

Laguna Beach, California

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

East Liberty Transit Center

Pittsburgh, Pennsylvania

CD5 Pipeline System

Alaska

I-10/Jefferson Street Interchange

Indio, California

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

San Bernardino Community Plans Continuum

San Bernardino County, California

Joint Operations Center

Fort Meade, Maryland

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Orange Coast College Recycling Center

Costa Mesa, California

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Antelope Valley Solar Ranch 1

Lancaster, California

Amtrak Hudson Line Improvement Program

Albany, New York

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Pyandzh River Bridge

Afghanistan to Tajikistan

I-5/I-405 El Toro “Y” Interchange

Orange County, California

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Winona Bridge

Winona, Minnesota

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Lakefront West Corridor

Cleveland, Ohio

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Mountain View Corridor

West Valley City, Utah

VTrans 2040 Scenario Analysis

Virginia

Vine Street Expressway

Philadelphia, Pennsylvania

Donlin Gold

Alaska

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Alaska Gas Pipeline

Alaska

Greenfield Bridge

Pittsburgh, Pennsylvania

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Dominion Boulevard

Chesapeake, Virginia

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Daniel Hoan Bridge

Milwaukee, Wisconsin

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Indian Wells Tennis Garden

Indian Wells, California

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Cecil Airport - Hangar 935

Jacksonville, Florida

I-35 Planning and Environmental Linkages Study

San Antonio, Texas

National Museum of the United States Army

Fort Belvoir, Virginia

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Western Wake Freeway

Raleigh, North Carolina

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Fulton Road Bridge Replacement

Cleveland, Ohio

La Pata Avenue Extension Off-Site Mitigation: Arroyo Trabuco Creek Restoration

Rancho Santa Margarita, California

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Smart Columbus Program Management Services

Columbus, Ohio

Ohio Dam Rehabilitations

Ohio

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Templeton-Atascadero Pathway

Atascadero, California

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Las Vegas City Hall

Las Vegas, Nevada

VA Las Vegas Medical Center

Las Vegas, Nevada

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

I-79 Missing Ramps

Pittsburgh, Pennsylvania

FEMA Flood Map Modernization

Nationwide

The District at South Bay

Carson, California

Scioto River Pedestrian Bridge

Dublin, Ohio

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Talega Master Planned Community

San Clemente, California

Highway 70 Widening

Benton, Arkansas

One Lake – First Floor Renovations

Jackson, Mississippi

Cuyahoga River Towpath Trail

Cleveland, Ohio

FEMA Community Engagement and Risk Communication Contract

Nationwide

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Fuel Cell and Corrosion Hangars

New Mexico

New Jersey Climate Change Resilience Strategy

New Jersey

I-80 Structures Replacement

Salt Lake County, Utah

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Vrooman Road Bridge

Lake County, Ohio

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Lower Hill Development

Pittsburgh, Pennsylvania

Kaiser Permanente Central San Diego Hospital

San Diego, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

I-880 Northbound Safety and Operational Improvements at 23rd and 29th Avenues

Alameda, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Chino Desalters

Chino, California

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Fort Lee Lodge

Fort Lee, Virginia

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

New Jersey Climate Change Resilience Strategy

New Jersey

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Abraham Lincoln Bridge

Louisville, Kentucky

Manor Expressway

Travis County, Texas

Courtland Street Bridge Replacement

Atlanta, Georgia

I-80 Structures Replacement

Salt Lake County, Utah

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Corridor H

West Virginia

Edwards Air Force Base Dormitory

Kern County, California

Merritt Island Runway Safety Area Compliance and Shoreline Stabilization

Merritt Island, Florida

New River Gorge Bridge

Fayetteville, West Virginia

Liberty Station

San Diego, California

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Caltrans Stormwater Services

California

Traffic Signal Asset Management System

Pennsylvania

La Pata Avenue Extension Off-Site Mitigation: Arroyo Trabuco Creek Restoration

Rancho Santa Margarita, California

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Vista Village Trunk Sewer Project

Vista, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Armed Forces Reserve Center

Danbury, Connecticut

Gila River Restoration

Buckeye, Arizona

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Laguna Canyon Road (State Route 133)

Orange County, California

World Market Center

Las Vegas, Nevada

Blennerhassett Island Bridge

Parkersburg, West Virginia

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Tesoro Water Facilities

Orange County, California

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Northeast Ohio Regional Airport

Jefferson, Ohio

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

O'Hare International Runway 10R-28L

Chicago, Illinois

West Point Clinton District Area Development Plan

West Point, New York

Urban Development Area Grant Program

Virginia

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

CTfastrak

New Britain and Hartford, Connecticut

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

I-94 Maple Grove to Rogers Design-Build Project

Maple Grove, Minnesota

Bella Vista Bypass

Benton County, Arkansas

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