Top

Featured Project

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

VIEW PROJECT

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.

Lake Hodges Dam Survey

San Diego, California

Donlin Gold

Alaska

I-81 Improvement Strategy

Central Pennsylvania

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Winona Bridge

Winona, Minnesota

Tesoro Water Facilities

Orange County, California

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

San Bernardino Community Plans Continuum

San Bernardino County, California

Liberty Station

San Diego, California

Las Vegas City Hall

Las Vegas, Nevada

CD5 Pipeline System

Alaska

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Alaska Gas Pipeline

Alaska

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Gila River Restoration

Buckeye, Arizona

Vrooman Road Bridge

Lake County, Ohio

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Three Sisters Bridges

Pittsburgh, Pennsylvania

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Marblehead Coastal

San Clemente, California

Laguna Beach Village Entrance

Laguna Beach, California

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

National Museum of the United States Army

Fort Belvoir, Virginia

VA Las Vegas Medical Center

Las Vegas, Nevada

I-55 Reconstruction

Jackson, Mississippi

Fort Lee Lodge

Fort Lee, Virginia

Marshall R. Bowen Pumping Plant

Whittier, California

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Lakefront West Corridor

Cleveland, Ohio

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

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

Richland, Mississippi, and Florence, Mississippi

The District at South Bay

Carson, California

Caltrans Stormwater Services

California

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Bella Vista Bypass

Benton County, Arkansas

San Pasqual Undergrounding Project

Escondido, California

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Greenfield Bridge

Pittsburgh, Pennsylvania

Sommers Bend Master Planned Community

Temecula, California

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

I-80 Structures Replacement

Salt Lake County, Utah

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

CTfastrak

New Britain and Hartford, Connecticut

Indian Wells Tennis Garden

Indian Wells, California

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

CalRecycle Inland Fire Wildfire Recovery

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

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

McMurdo Station

Antarctica

New River Gorge Bridge

Fayetteville, West Virginia

East Liberty Transit Center

Pittsburgh, Pennsylvania

I-35 Planning and Environmental Linkages Study

Austin, Texas

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Sand Canyon Grade Separation

Irvine, California

Mountain View Corridor

West Valley City, Utah

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

City of Circleville, Ohio

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

FEMA Community Engagement and Risk Communication Contract

Nationwide

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

I-5/La Novia Roundabout

San Juan Capistrano, California

JTA Complete Streets Program

Jacksonville, Florida

Amtrak Hudson Line Improvement Program

Albany, New York

VTrans 2040 Scenario Analysis

Virginia

Orange Coast College Recycling Center

Costa Mesa, California

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

I-15 Corridor Expansion

Utah County, Utah

Cecil Airport - Hangar 935

Jacksonville, Florida

Templeton-Atascadero Pathway

Atascadero, California

Cuyahoga River Towpath Trail

Cleveland, Ohio

Highway 70 Widening

Benton, Arkansas

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

O'Hare International Runway 10R-28L

Chicago, Illinois

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Manor Expressway

Travis County, Texas

Soka University

Aliso Viejo, California

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

Aiken County, South Carolina

Mobile River Bridge and Bayway Project

Mobile, Alabama

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Corridor H

West Virginia

FDOT State Highway System Resilience Action Plan

Florida

Traffic Signal Asset Management System

Pennsylvania

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

Alameda, California

Ohio Dam Rehabilitations

Ohio

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Reconstruction of Tillary Street Area

Brooklyn, New York

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Edwards Air Force Base Dormitory

Kern County, California

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Northeast Ohio Regional Airport

Jefferson, Ohio

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

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

Apple Valley, California

Vine Street Expressway

Philadelphia, Pennsylvania

Palmer Station

Antarctica

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Fulton Road Bridge Replacement

Cleveland, Ohio

Downtown Redlands Redevelopment

Redlands, California

Urban Development Area Grant Program

Virginia

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

West Point Clinton District Area Development Plan

West Point, New York

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Blennerhassett Island Bridge

Parkersburg, West Virginia

I-79 Missing Ramps

Pittsburgh, Pennsylvania

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Antelope Valley Solar Ranch 1

Lancaster, California

Dominion Boulevard

Chesapeake, Virginia

Joint Operations Center

Fort Meade, Maryland

Scioto River Pedestrian Bridge

Dublin, Ohio

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Laguna Canyon Road (State Route 133)

Orange County, California

Smart Columbus Program Management Services

Columbus, Ohio

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Daniel Hoan Bridge

Milwaukee, Wisconsin

One Lake – First Floor Renovations

Jackson, Mississippi

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Fuel Cell and Corrosion Hangars

New Mexico

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Western Wake Freeway

Raleigh, North Carolina

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Courtland Street Bridge Replacement

Atlanta, Georgia

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

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

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

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

I-10/Jefferson Street Interchange

Indio, California

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Alaska Energy Security Task Force Report

Anchorage, Alaska

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Armed Forces Reserve Center

Danbury, Connecticut

Abraham Lincoln Bridge

Louisville, Kentucky

World Market Center

Las Vegas, Nevada

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

Rancho Santa Margarita, California

Meredith International Centre

Ontario, California

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Chino Desalters

Chino, California

Lower Hill Development

Pittsburgh, Pennsylvania

Opportunity Corridor Part 3

Cleveland, Ohio

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

I-10 Corridor Express Lanes

San Bernardino County, California

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Talega Master Planned Community

San Clemente, California

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

Pyandzh River Bridge

Afghanistan to Tajikistan

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Kaiser Permanente Central San Diego Hospital

San Diego, California

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

FEMA Flood Map Modernization

Nationwide

New Jersey Climate Change Resilience Strategy

New Jersey

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Vista Village Trunk Sewer Project

Vista, California

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

Colville River Pipeline Crossing

Alaska

Natural Gas Pipeline Design

Cambria County, Pennsylvania

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Bangerter Highway Four Interchanges

Salt Lake County, Utah

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

SR 28 Highland Park Interchange Improvement Project

Pittsburgh, Pennsylvania

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

See More