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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.

CTfastrak

New Britain and Hartford, Connecticut

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Mobile River Bridge and Bayway Project

Mobile, Alabama

San Bernardino Community Plans Continuum

San Bernardino County, California

Chino Desalters

Chino, California

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

Marshall R. Bowen Pumping Plant

Whittier, California

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Fuel Cell and Corrosion Hangars

New Mexico

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Northeast Ohio Regional Airport

Jefferson, Ohio

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Sommers Bend Master Planned Community

Temecula, California

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Orange Coast College Recycling Center

Costa Mesa, California

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

New River Gorge Bridge

Fayetteville, West Virginia

Soka University

Aliso Viejo, California

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Ohio Dam Rehabilitations

Ohio

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

FDOT State Highway System Resilience Action Plan

Florida

Smart Columbus Program Management Services

Columbus, Ohio

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Las Vegas City Hall

Las Vegas, Nevada

I-55 Reconstruction

Jackson, Mississippi

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Fulton Road Bridge Replacement

Cleveland, Ohio

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Sand Canyon Grade Separation

Irvine, California

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Reconstruction of Tillary Street Area

Brooklyn, New York

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

FEMA Flood Map Modernization

Nationwide

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

I-5/I-405 El Toro “Y” Interchange

Orange County, California

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Lake Hodges Dam Survey

San Diego, California

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

Vrooman Road Bridge

Lake County, Ohio

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Lower Hill Development

Pittsburgh, Pennsylvania

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

VA Las Vegas Medical Center

Las Vegas, Nevada

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Templeton-Atascadero Pathway

Atascadero, California

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Scioto River Pedestrian Bridge

Dublin, Ohio

I-35 Planning and Environmental Linkages Study

Austin, Texas

World Market Center

Las Vegas, Nevada

Laguna Canyon Road (State Route 133)

Orange County, California

Blennerhassett Island Bridge

Parkersburg, West Virginia

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Amtrak Hudson Line Improvement Program

Albany, New York

Fort Lee Lodge

Fort Lee, Virginia

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

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

Pittsburgh, Pennsylvania

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Laguna Beach Village Entrance

Laguna Beach, California

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

McMurdo Station

Antarctica

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Meredith International Centre

Ontario, California

Donlin Gold

Alaska

CalRecycle Inland Fire Wildfire Recovery

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

Abraham Lincoln Bridge

Louisville, Kentucky

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Opportunity Corridor Part 3

Cleveland, Ohio

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

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

City of Circleville, Ohio

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

New Jersey Climate Change Resilience Strategy

New Jersey

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

I-81 Improvement Strategy

Central Pennsylvania

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Alaska Energy Security Task Force Report

Anchorage, Alaska

Tesoro Water Facilities

Orange County, California

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

VTrans 2040 Scenario Analysis

Virginia

Liberty Station

San Diego, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

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

Richland, Mississippi, and Florence, Mississippi

Marblehead Coastal

San Clemente, California

I-80 Structures Replacement

Salt Lake County, Utah

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

Alameda, California

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Indian Wells Tennis Garden

Indian Wells, California

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

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

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

East Liberty Transit Center

Pittsburgh, Pennsylvania

Colville River Pipeline Crossing

Alaska

Talega Master Planned Community

San Clemente, California

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

National Museum of the United States Army

Fort Belvoir, Virginia

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Urban Development Area Grant Program

Virginia

I-5/La Novia Roundabout

San Juan Capistrano, California

Dominion Boulevard

Chesapeake, Virginia

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Palmer Station

Antarctica

Kaiser Permanente Central San Diego Hospital

San Diego, California

Vista Village Trunk Sewer Project

Vista, California

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Antelope Valley Solar Ranch 1

Lancaster, California

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Three Sisters Bridges

Pittsburgh, Pennsylvania

I-15 Corridor Expansion

Utah County, Utah

FEMA Community Engagement and Risk Communication Contract

Nationwide

Natural Gas Pipeline Design

Cambria County, Pennsylvania

JTA Complete Streets Program

Jacksonville, Florida

Downtown Redlands Redevelopment

Redlands, California

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

One Lake – First Floor Renovations

Jackson, Mississippi

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

I-10 Corridor Express Lanes

San Bernardino County, California

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

The District at South Bay

Carson, California

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Traffic Signal Asset Management System

Pennsylvania

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Gila River Restoration

Buckeye, Arizona

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Lakefront West Corridor

Cleveland, Ohio

Pyandzh River Bridge

Afghanistan to Tajikistan

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

Rancho Santa Margarita, California

Vine Street Expressway

Philadelphia, Pennsylvania

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

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

Apple Valley, California

Joint Operations Center

Fort Meade, Maryland

Corridor H

West Virginia

Daniel Hoan Bridge

Milwaukee, Wisconsin

Alaska Gas Pipeline

Alaska

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Cecil Airport - Hangar 935

Jacksonville, Florida

Mountain View Corridor

West Valley City, Utah

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

Aiken County, South Carolina

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Highway 70 Widening

Benton, Arkansas

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

I-10/Jefferson Street Interchange

Indio, California

Caltrans Stormwater Services

California

Courtland Street Bridge Replacement

Atlanta, Georgia

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Armed Forces Reserve Center

Danbury, Connecticut

CD5 Pipeline System

Alaska

Western Wake Freeway

Raleigh, North Carolina

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Greenfield Bridge

Pittsburgh, Pennsylvania

Cuyahoga River Towpath Trail

Cleveland, Ohio

Manor Expressway

Travis County, Texas

West Point Clinton District Area Development Plan

West Point, New York

Edwards Air Force Base Dormitory

Kern County, California

Bella Vista Bypass

Benton County, Arkansas

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

San Pasqual Undergrounding Project

Escondido, California

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Winona Bridge

Winona, Minnesota

O'Hare International Runway 10R-28L

Chicago, Illinois

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