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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

Manor Expressway

Travis County, Texas

Lower Hill Development

Pittsburgh, Pennsylvania

Orange Coast College Recycling Center

Costa Mesa, California

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Gila River Restoration

Buckeye, Arizona

Tesoro Water Facilities

Orange County, California

VA Las Vegas Medical Center

Las Vegas, Nevada

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Scioto River Pedestrian Bridge

Dublin, Ohio

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Daniel Hoan Bridge

Milwaukee, Wisconsin

O'Hare International Runway 10R-28L

Chicago, Illinois

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

West Point Clinton District Area Development Plan

West Point, New York

Chino Desalters

Chino, California

Winona Bridge

Winona, Minnesota

VTrans 2040 Scenario Analysis

Virginia

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

I-10/Jefferson Street Interchange

Indio, California

FDOT State Highway System Resilience Action Plan

Florida

CalRecycle Inland Fire Wildfire Recovery

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

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Kaiser Permanente Central San Diego Hospital

San Diego, California

McMurdo Station

Antarctica

Las Vegas City Hall

Las Vegas, Nevada

Vine Street Expressway

Philadelphia, Pennsylvania

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Northeast Ohio Regional Airport

Jefferson, Ohio

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Armed Forces Reserve Center

Danbury, Connecticut

Greenfield Bridge

Pittsburgh, Pennsylvania

Courtland Street Bridge Replacement

Atlanta, Georgia

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

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

Apple Valley, California

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Alaska Gas Pipeline

Alaska

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Joint Operations Center

Fort Meade, Maryland

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Meredith International Centre

Ontario, California

Smart Columbus Program Management Services

Columbus, Ohio

New River Gorge Bridge

Fayetteville, West Virginia

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Bella Vista Bypass

Benton County, Arkansas

San Pasqual Undergrounding Project

Escondido, California

Downtown Redlands Redevelopment

Redlands, California

Marblehead Coastal

San Clemente, California

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Dominion Boulevard

Chesapeake, Virginia

Abraham Lincoln Bridge

Louisville, Kentucky

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

Alameda, California

Lake Hodges Dam Survey

San Diego, California

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Three Sisters Bridges

Pittsburgh, Pennsylvania

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Lakefront West Corridor

Cleveland, Ohio

Colville River Pipeline Crossing

Alaska

I-80 Structures Replacement

Salt Lake County, Utah

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Opportunity Corridor Part 3

Cleveland, Ohio

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

FEMA Flood Map Modernization

Nationwide

Indian Wells Tennis Garden

Indian Wells, California

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

I-5/I-405 El Toro “Y” Interchange

Orange County, California

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Reconstruction of Tillary Street Area

Brooklyn, New York

Edwards Air Force Base Dormitory

Kern County, California

New Jersey Climate Change Resilience Strategy

New Jersey

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Fuel Cell and Corrosion Hangars

New Mexico

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Liberty Station

San Diego, California

I-81 Improvement Strategy

Central Pennsylvania

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

One Lake – First Floor Renovations

Jackson, Mississippi

Mountain View Corridor

West Valley City, Utah

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Sand Canyon Grade Separation

Irvine, California

Fort Lee Lodge

Fort Lee, Virginia

Traffic Signal Asset Management System

Pennsylvania

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Sommers Bend Master Planned Community

Temecula, California

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Talega Master Planned Community

San Clemente, California

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

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

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

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Donlin Gold

Alaska

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

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

City of Circleville, Ohio

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

The District at South Bay

Carson, California

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Antelope Valley Solar Ranch 1

Lancaster, California

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

East Liberty Transit Center

Pittsburgh, Pennsylvania

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Highway 70 Widening

Benton, Arkansas

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

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

Rancho Santa Margarita, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

JTA Complete Streets Program

Jacksonville, Florida

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

I-15 Corridor Expansion

Utah County, Utah

Western Wake Freeway

Raleigh, North Carolina

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

Blennerhassett Island Bridge

Parkersburg, West Virginia

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Laguna Canyon Road (State Route 133)

Orange County, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Templeton-Atascadero Pathway

Atascadero, California

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Urban Development Area Grant Program

Virginia

Amtrak Hudson Line Improvement Program

Albany, New York

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Caltrans Stormwater Services

California

Pyandzh River Bridge

Afghanistan to Tajikistan

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Ohio Dam Rehabilitations

Ohio

Palmer Station

Antarctica

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

I-79 Missing Ramps

Pittsburgh, Pennsylvania

San Bernardino Community Plans Continuum

San Bernardino County, California

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

CTfastrak

New Britain and Hartford, Connecticut

Vista Village Trunk Sewer Project

Vista, California

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Cuyahoga River Towpath Trail

Cleveland, Ohio

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

National Museum of the United States Army

Fort Belvoir, Virginia

FEMA Community Engagement and Risk Communication Contract

Nationwide

World Market Center

Las Vegas, Nevada

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

I-55 Reconstruction

Jackson, Mississippi

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Soka University

Aliso Viejo, California

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Marshall R. Bowen Pumping Plant

Whittier, California

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

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

Aiken County, South Carolina

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Fulton Road Bridge Replacement

Cleveland, Ohio

Laguna Beach Village Entrance

Laguna Beach, California

Alaska Energy Security Task Force Report

Anchorage, Alaska

I-35 Planning and Environmental Linkages Study

Austin, Texas

I-5/La Novia Roundabout

San Juan Capistrano, California

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

I-10 Corridor Express Lanes

San Bernardino County, California

Corridor H

West Virginia

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

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

Richland, Mississippi, and Florence, Mississippi

Mobile River Bridge and Bayway Project

Mobile, Alabama

Vrooman Road Bridge

Lake County, Ohio

Natural Gas Pipeline Design

Cambria County, Pennsylvania

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

Pittsburgh, Pennsylvania

CD5 Pipeline System

Alaska

Cecil Airport - Hangar 935

Jacksonville, Florida

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

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