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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.

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

The District at South Bay

Carson, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Downtown Redlands Redevelopment

Redlands, California

Lower Hill Development

Pittsburgh, Pennsylvania

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

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

City of Circleville, Ohio

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Bella Vista Bypass

Benton County, Arkansas

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

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

Alameda, California

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

Apple Valley, California

Greenfield Bridge

Pittsburgh, Pennsylvania

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Marblehead Coastal

San Clemente, California

ARCYBER Headquarters Facility

Fort Gordon, Georgia

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Kaiser Permanente Central San Diego Hospital

San Diego, California

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Western Wake Freeway

Raleigh, North Carolina

Antelope Valley Solar Ranch 1

Lancaster, California

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Pyandzh River Bridge

Afghanistan to Tajikistan

FDOT State Highway System Resilience Action Plan

Florida

I-10 Corridor Express Lanes

San Bernardino County, California

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Colville River Pipeline Crossing

Alaska

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

New River Gorge Bridge

Fayetteville, West Virginia

Mountain View Corridor

West Valley City, Utah

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Donlin Gold

Alaska

I-80 Structures Replacement

Salt Lake County, Utah

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Corridor H

West Virginia

Manor Expressway

Travis County, Texas

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Talega Master Planned Community

San Clemente, California

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

O'Hare International Runway 10R-28L

Chicago, Illinois

Liberty Station

San Diego, California

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Las Vegas City Hall

Las Vegas, Nevada

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

San Bernardino Community Plans Continuum

San Bernardino County, California

World Market Center

Las Vegas, Nevada

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Laguna Beach Village Entrance

Laguna Beach, California

Northeast Ohio Regional Airport

Jefferson, Ohio

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Urban Development Area Grant Program

Virginia

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Orange Coast College Recycling Center

Costa Mesa, California

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

Amtrak Hudson Line Improvement Program

Albany, New York

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

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

Rancho Santa Margarita, California

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Lakefront West Corridor

Cleveland, Ohio

New Jersey Climate Change Resilience Strategy

New Jersey

Fuel Cell and Corrosion Hangars

New Mexico

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

I-55 Reconstruction

Jackson, Mississippi

National Museum of the United States Army

Fort Belvoir, Virginia

West Point Clinton District Area Development Plan

West Point, New York

One Lake – First Floor Renovations

Jackson, Mississippi

Vista Village Trunk Sewer Project

Vista, California

Sand Canyon Grade Separation

Irvine, California

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

I-15 Corridor Expansion

Utah County, Utah

Route 52 Causeway

Somers Point and Ocean City, New Jersey

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Vine Street Expressway

Philadelphia, Pennsylvania

Traffic Signal Asset Management System

Pennsylvania

Scioto River Pedestrian Bridge

Dublin, Ohio

SR 28 Highland Park Interchange Improvement Project

Pittsburgh, Pennsylvania

Marshall R. Bowen Pumping Plant

Whittier, California

Cuyahoga River Towpath Trail

Cleveland, Ohio

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Alaska Energy Security Task Force Report

Anchorage, Alaska

Ohio Dam Rehabilitations

Ohio

I-10/Jefferson Street Interchange

Indio, California

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Gila River Restoration

Buckeye, Arizona

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

Richland, Mississippi, and Florence, Mississippi

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Caltrans Stormwater Services

California

Meredith International Centre

Ontario, California

Alaska Gas Pipeline

Alaska

Cecil Airport - Hangar 935

Jacksonville, Florida

Fulton Road Bridge Replacement

Cleveland, Ohio

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

JTA Complete Streets Program

Jacksonville, Florida

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

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

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Soka University

Aliso Viejo, California

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

CD5 Pipeline System

Alaska

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Fort Lee Lodge

Fort Lee, Virginia

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Indian Wells Tennis Garden

Indian Wells, California

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Chino Desalters

Chino, California

Armed Forces Reserve Center

Danbury, Connecticut

Tesoro Water Facilities

Orange County, California

Blennerhassett Island Bridge

Parkersburg, West Virginia

Mobile River Bridge and Bayway Project

Mobile, Alabama

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Courtland Street Bridge Replacement

Atlanta, Georgia

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

FEMA Flood Map Modernization

Nationwide

Opportunity Corridor Part 3

Cleveland, Ohio

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

Aiken County, South Carolina

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

CTfastrak

New Britain and Hartford, Connecticut

Aberdeen Public Health Command Lab

Aberdeen, Maryland

East Liberty Transit Center

Pittsburgh, Pennsylvania

CalRecycle Inland Fire Wildfire Recovery

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

Highway 70 Widening

Benton, Arkansas

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Abraham Lincoln Bridge

Louisville, Kentucky

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Edwards Air Force Base Dormitory

Kern County, California

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Templeton-Atascadero Pathway

Atascadero, California

Dominion Boulevard

Chesapeake, Virginia

Palmer Station

Antarctica

Winona Bridge

Winona, Minnesota

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Joint Operations Center

Fort Meade, Maryland

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

FEMA Community Engagement and Risk Communication Contract

Nationwide

McMurdo Station

Antarctica

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Vrooman Road Bridge

Lake County, Ohio

Sommers Bend Master Planned Community

Temecula, California

Lake Hodges Dam Survey

San Diego, California

Daniel Hoan Bridge

Milwaukee, Wisconsin

Reconstruction of Tillary Street Area

Brooklyn, New York

I-5/La Novia Roundabout

San Juan Capistrano, California

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

I-35 Planning and Environmental Linkages Study

Austin, Texas

VTrans 2040 Scenario Analysis

Virginia

VA Las Vegas Medical Center

Las Vegas, Nevada

Three Sisters Bridges

Pittsburgh, Pennsylvania

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Laguna Canyon Road (State Route 133)

Orange County, California

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

San Pasqual Undergrounding Project

Escondido, California

Smart Columbus Program Management Services

Columbus, Ohio

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

I-81 Improvement Strategy

Central Pennsylvania

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

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