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.

VA Las Vegas Medical Center

Las Vegas, Nevada

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Las Vegas City Hall

Las Vegas, Nevada

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

Apple Valley, California

Lake Hodges Dam Survey

San Diego, California

Three Sisters Bridges

Pittsburgh, Pennsylvania

CTfastrak

New Britain and Hartford, Connecticut

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Alaska Gas Pipeline

Alaska

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

FEMA Community Engagement and Risk Communication Contract

Nationwide

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Templeton-Atascadero Pathway

Atascadero, California

I-81 Improvement Strategy

Central Pennsylvania

CD5 Pipeline System

Alaska

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

Laguna Beach Village Entrance

Laguna Beach, California

Opportunity Corridor Part 3

Cleveland, Ohio

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Soka University

Aliso Viejo, California

The District at South Bay

Carson, California

Marblehead Coastal

San Clemente, California

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Reconstruction of Tillary Street Area

Brooklyn, New York

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

Aiken County, South Carolina

Cecil Airport - Hangar 935

Jacksonville, Florida

Corridor H

West Virginia

East Liberty Transit Center

Pittsburgh, Pennsylvania

Vrooman Road Bridge

Lake County, Ohio

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

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

Rancho Santa Margarita, California

Greenfield Bridge

Pittsburgh, Pennsylvania

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

Alameda, California

Tesoro Water Facilities

Orange County, California

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Mountain View Corridor

West Valley City, Utah

Kaiser Permanente Central San Diego Hospital

San Diego, California

Meredith International Centre

Ontario, California

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Winona Bridge

Winona, Minnesota

Lower Hill Development

Pittsburgh, Pennsylvania

Palmer Station

Antarctica

Laguna Canyon Road (State Route 133)

Orange County, California

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Gila River Restoration

Buckeye, Arizona

Caltrans Stormwater Services

California

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Indian Wells Tennis Garden

Indian Wells, California

CalRecycle Inland Fire Wildfire Recovery

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

Chino Desalters

Chino, California

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Sommers Bend Master Planned Community

Temecula, California

San Bernardino Community Plans Continuum

San Bernardino County, California

Alaska Energy Security Task Force Report

Anchorage, Alaska

Donlin Gold

Alaska

Ohio Dam Rehabilitations

Ohio

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Manor Expressway

Travis County, Texas

Pyandzh River Bridge

Afghanistan to Tajikistan

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

McMurdo Station

Antarctica

JTA Complete Streets Program

Jacksonville, Florida

Orange Coast College Recycling Center

Costa Mesa, California

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

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

Richland, Mississippi, and Florence, Mississippi

Armed Forces Reserve Center

Danbury, Connecticut

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Antelope Valley Solar Ranch 1

Lancaster, California

National Museum of the United States Army

Fort Belvoir, Virginia

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Downtown Redlands Redevelopment

Redlands, California

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Fulton Road Bridge Replacement

Cleveland, Ohio

O'Hare International Runway 10R-28L

Chicago, Illinois

Joint Operations Center

Fort Meade, Maryland

Urban Development Area Grant Program

Virginia

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

I-10/Jefferson Street Interchange

Indio, California

I-80 Structures Replacement

Salt Lake County, Utah

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

City of Circleville, Ohio

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Fort Lee Lodge

Fort Lee, Virginia

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

I-35 Planning and Environmental Linkages Study

Austin, Texas

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

San Pasqual Undergrounding Project

Escondido, California

Lakefront West Corridor

Cleveland, Ohio

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Mobile River Bridge and Bayway Project

Mobile, Alabama

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

FEMA Flood Map Modernization

Nationwide

Sand Canyon Grade Separation

Irvine, California

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

I-5/La Novia Roundabout

San Juan Capistrano, California

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Amtrak Hudson Line Improvement Program

Albany, New York

Vista Village Trunk Sewer Project

Vista, California

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Fuel Cell and Corrosion Hangars

New Mexico

One Lake – First Floor Renovations

Jackson, Mississippi

I-15 Corridor Expansion

Utah County, Utah

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Highway 70 Widening

Benton, Arkansas

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

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

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Northeast Ohio Regional Airport

Jefferson, Ohio

Route 52 Causeway

Somers Point and Ocean City, New Jersey

FDOT State Highway System Resilience Action Plan

Florida

New Jersey Climate Change Resilience Strategy

New Jersey

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Abraham Lincoln Bridge

Louisville, Kentucky

Traffic Signal Asset Management System

Pennsylvania

Colville River Pipeline Crossing

Alaska

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

West Point Clinton District Area Development Plan

West Point, New York

Marshall R. Bowen Pumping Plant

Whittier, California

VTrans 2040 Scenario Analysis

Virginia

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Talega Master Planned Community

San Clemente, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Blennerhassett Island Bridge

Parkersburg, West Virginia

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Bella Vista Bypass

Benton County, Arkansas

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Dominion Boulevard

Chesapeake, Virginia

Cuyahoga River Towpath Trail

Cleveland, Ohio

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Vine Street Expressway

Philadelphia, Pennsylvania

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

Edwards Air Force Base Dormitory

Kern County, California

I-280/Route 21 Interchange Improvements

Newark, New Jersey

New River Gorge Bridge

Fayetteville, West Virginia

Natural Gas Pipeline Design

Cambria County, Pennsylvania

World Market Center

Las Vegas, Nevada

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Daniel Hoan Bridge

Milwaukee, Wisconsin

Western Wake Freeway

Raleigh, North Carolina

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Scioto River Pedestrian Bridge

Dublin, Ohio

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

I-10 Corridor Express Lanes

San Bernardino County, California

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Courtland Street Bridge Replacement

Atlanta, Georgia

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Liberty Station

San Diego, California

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Smart Columbus Program Management Services

Columbus, Ohio

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

I-55 Reconstruction

Jackson, Mississippi

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

See More