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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.

Sand Canyon Grade Separation

Irvine, California

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Apple Valley Local Roadway Safety Plan and Town-Wide School Zone Analysis

Apple Valley, California

Kaiser Permanente Central San Diego Hospital

San Diego, California

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Meredith International Centre

Ontario, California

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

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

Pittsburgh, Pennsylvania

Harbor Park Amtrak Rail Station

Norfolk, Virginia

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Lake Hodges Dam Survey

San Diego, California

Downtown Redlands Redevelopment

Redlands, California

Cuyahoga River Towpath Trail

Cleveland, Ohio

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

McMurdo Station

Antarctica

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Laguna Beach Village Entrance

Laguna Beach, California

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

Courtland Street Bridge Replacement

Atlanta, Georgia

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Tesoro Water Facilities

Orange County, California

Blennerhassett Island Bridge

Parkersburg, West Virginia

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Lakefront West Corridor

Cleveland, Ohio

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Alaska Gas Pipeline

Alaska

Indian Wells Tennis Garden

Indian Wells, California

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Manor Expressway

Travis County, Texas

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

VTrans 2040 Scenario Analysis

Virginia

Vista Village Trunk Sewer Project

Vista, California

Urban Development Area Grant Program

Virginia

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Daniel Hoan Bridge

Milwaukee, Wisconsin

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Corridor H

West Virginia

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

FEMA Flood Map Modernization

Nationwide

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Western Wake Freeway

Raleigh, North Carolina

Joint Operations Center

Fort Meade, Maryland

Fuel Cell and Corrosion Hangars

New Mexico

CalRecycle Inland Fire Wildfire Recovery

Napa, Sonoma, Mendocino, Lake, Solano, Yuba and Yolo Counties

Fort Lee Lodge

Fort Lee, Virginia

I-80 Structures Replacement

Salt Lake County, Utah

Three Sisters Bridges

Pittsburgh, Pennsylvania

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

Rancho Santa Margarita, California

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

JTA Complete Streets Program

Jacksonville, Florida

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Fulton Road Bridge Replacement

Cleveland, Ohio

Vine Street Expressway

Philadelphia, Pennsylvania

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Cecil Airport - Hangar 935

Jacksonville, Florida

Soka University

Aliso Viejo, California

Rapid Replacement of a Highly Skewed Railroad Bridge over North Court Street

City of Circleville, Ohio

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Pyandzh River Bridge

Afghanistan to Tajikistan

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

O'Hare International Runway 10R-28L

Chicago, Illinois

Alaska Energy Security Task Force Report

Anchorage, Alaska

Scioto River Pedestrian Bridge

Dublin, Ohio

Greenfield Bridge

Pittsburgh, Pennsylvania

U.S. 1 – S. Edisto River Bridge Replacement

Aiken County, South Carolina

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Talega Master Planned Community

San Clemente, California

Dominion Boulevard

Chesapeake, Virginia

Armed Forces Reserve Center

Danbury, Connecticut

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

San Bernardino Community Plans Continuum

San Bernardino County, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

CTfastrak

New Britain and Hartford, Connecticut

VA Las Vegas Medical Center

Las Vegas, Nevada

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Vrooman Road Bridge

Lake County, Ohio

U.S. 49 From Florence to the Scale Area in Richland

Richland, Mississippi, and Florence, Mississippi

Las Vegas City Hall

Las Vegas, Nevada

Gila River Restoration

Buckeye, Arizona

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Orange Coast College Recycling Center

Costa Mesa, California

New River Gorge Bridge

Fayetteville, West Virginia

Opportunity Corridor Part 3

Cleveland, Ohio

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Northeast Ohio Regional Airport

Jefferson, Ohio

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Hurricane Florence Recovery at Camp Lejeune, New River, and Cherry Point

MCAS Cherry Point, MCB Camp Lejeune, and MCAS New River, North Carolina

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Sommers Bend Master Planned Community

Temecula, California

Laguna Canyon Road (State Route 133)

Orange County, California

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

FDOT State Highway System Resilience Action Plan

Florida

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

San Pasqual Undergrounding Project

Escondido, California

National Museum of the United States Army

Fort Belvoir, Virginia

Reconstruction of Tillary Street Area

Brooklyn, New York

Abraham Lincoln Bridge

Louisville, Kentucky

FEMA Community Engagement and Risk Communication Contract

Nationwide

I-15 Corridor Expansion

Utah County, Utah

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Ohio Dam Rehabilitations

Ohio

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Mountain View Corridor

West Valley City, Utah

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Marshall R. Bowen Pumping Plant

Whittier, California

Edwards Air Force Base Dormitory

Kern County, California

I-35 Planning and Environmental Linkages Study

Austin, Texas

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Winona Bridge

Winona, Minnesota

Marblehead Coastal

San Clemente, California

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

World Market Center

Las Vegas, Nevada

Highway 70 Widening

Benton, Arkansas

East Liberty Transit Center

Pittsburgh, Pennsylvania

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

I-10 Corridor Express Lanes

San Bernardino County, California

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Route 52 Causeway

Somers Point and Ocean City, New Jersey

I-5/La Novia Roundabout

San Juan Capistrano, California

I-5/I-405 El Toro “Y” Interchange

Orange County, California

I-10/Jefferson Street Interchange

Indio, California

Amtrak Hudson Line Improvement Program

Albany, New York

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

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

Alameda, California

New Jersey Climate Change Resilience Strategy

New Jersey

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Antelope Valley Solar Ranch 1

Lancaster, California

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Lower Hill Development

Pittsburgh, Pennsylvania

Smart Columbus Program Management Services

Columbus, Ohio

One Lake – First Floor Renovations

Jackson, Mississippi

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

I-55 Reconstruction

Jackson, Mississippi

Bella Vista Bypass

Benton County, Arkansas

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Caltrans Stormwater Services

California

The District at South Bay

Carson, California

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Liberty Station

San Diego, California

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Chino Desalters

Chino, California

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Colville River Pipeline Crossing

Alaska

West Point Clinton District Area Development Plan

West Point, New York

Templeton-Atascadero Pathway

Atascadero, California

CD5 Pipeline System

Alaska

Donlin Gold

Alaska

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

I-81 Improvement Strategy

Central Pennsylvania

Traffic Signal Asset Management System

Pennsylvania

Palmer Station

Antarctica

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