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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.

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

VTrans 2040 Scenario Analysis

Virginia

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Vista Village Trunk Sewer Project

Vista, California

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Chino Desalters

Chino, California

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

I-55 Reconstruction

Jackson, Mississippi

Orange Coast College Recycling Center

Costa Mesa, California

FEMA Community Engagement and Risk Communication Contract

Nationwide

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Cuyahoga River Towpath Trail

Cleveland, Ohio

New River Gorge Bridge

Fayetteville, West Virginia

Pyandzh River Bridge

Afghanistan to Tajikistan

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Highway 70 Widening

Benton, Arkansas

Tesoro Water Facilities

Orange County, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Urban Development Area Grant Program

Virginia

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Vine Street Expressway

Philadelphia, Pennsylvania

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Colville River Pipeline Crossing

Alaska

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Reconstruction of Tillary Street Area

Brooklyn, New York

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Courtland Street Bridge Replacement

Atlanta, Georgia

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

West Point Clinton District Area Development Plan

West Point, New York

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

CalRecycle Inland Fire Wildfire Recovery

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

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Meredith International Centre

Ontario, California

Templeton-Atascadero Pathway

Atascadero, California

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Abraham Lincoln Bridge

Louisville, Kentucky

I-15 Corridor Expansion

Utah County, Utah

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Indian Wells Tennis Garden

Indian Wells, California

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

One Lake – First Floor Renovations

Jackson, Mississippi

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

East Liberty Transit Center

Pittsburgh, Pennsylvania

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

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

Alameda, California

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

Rancho Santa Margarita, California

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Fulton Road Bridge Replacement

Cleveland, Ohio

Fort Lee Lodge

Fort Lee, Virginia

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

I-81 Improvement Strategy

Central Pennsylvania

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Caltrans Stormwater Services

California

Kaiser Permanente Central San Diego Hospital

San Diego, California

I-10 Corridor Express Lanes

San Bernardino County, California

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

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

City of Circleville, Ohio

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Sand Canyon Grade Separation

Irvine, California

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Lake Hodges Dam Survey

San Diego, California

Vrooman Road Bridge

Lake County, Ohio

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

Pittsburgh, Pennsylvania

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Greenfield Bridge

Pittsburgh, Pennsylvania

Fuel Cell and Corrosion Hangars

New Mexico

Laguna Canyon Road (State Route 133)

Orange County, California

Marshall R. Bowen Pumping Plant

Whittier, California

World Market Center

Las Vegas, Nevada

Sommers Bend Master Planned Community

Temecula, California

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Donlin Gold

Alaska

Lower Hill Development

Pittsburgh, Pennsylvania

Cecil Airport - Hangar 935

Jacksonville, Florida

Marblehead Coastal

San Clemente, California

Daniel Hoan Bridge

Milwaukee, Wisconsin

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

O'Hare International Runway 10R-28L

Chicago, Illinois

Dominion Boulevard

Chesapeake, Virginia

Northeast Ohio Regional Airport

Jefferson, Ohio

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

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

Richland, Mississippi, and Florence, Mississippi

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Mountain View Corridor

West Valley City, Utah

Lakefront West Corridor

Cleveland, Ohio

Winona Bridge

Winona, Minnesota

San Pasqual Undergrounding Project

Escondido, California

Las Vegas City Hall

Las Vegas, Nevada

Western Wake Freeway

Raleigh, North Carolina

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Downtown Redlands Redevelopment

Redlands, California

Traffic Signal Asset Management System

Pennsylvania

Bangerter Highway Four Interchanges

Salt Lake County, Utah

I-10/Jefferson Street Interchange

Indio, California

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Ohio Dam Rehabilitations

Ohio

VA Las Vegas Medical Center

Las Vegas, Nevada

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

San Bernardino Community Plans Continuum

San Bernardino County, California

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

CTfastrak

New Britain and Hartford, Connecticut

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Edwards Air Force Base Dormitory

Kern County, California

Opportunity Corridor Part 3

Cleveland, Ohio

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Bella Vista Bypass

Benton County, Arkansas

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

ARCYBER Headquarters Facility

Fort Gordon, Georgia

New Jersey Climate Change Resilience Strategy

New Jersey

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Alaska Energy Security Task Force Report

Anchorage, Alaska

Alaska Gas Pipeline

Alaska

Amtrak Hudson Line Improvement Program

Albany, New York

Soka University

Aliso Viejo, California

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Blennerhassett Island Bridge

Parkersburg, West Virginia

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

Apple Valley, California

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

McMurdo Station

Antarctica

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Joint Operations Center

Fort Meade, Maryland

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Liberty Station

San Diego, California

Palmer Station

Antarctica

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

FEMA Flood Map Modernization

Nationwide

Natural Gas Pipeline Design

Cambria County, Pennsylvania

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Armed Forces Reserve Center

Danbury, Connecticut

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Smart Columbus Program Management Services

Columbus, Ohio

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

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

Antelope Valley Solar Ranch 1

Lancaster, California

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

I-35 Planning and Environmental Linkages Study

Austin, Texas

Gila River Restoration

Buckeye, Arizona

Laguna Beach Village Entrance

Laguna Beach, California

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

CD5 Pipeline System

Alaska

Scioto River Pedestrian Bridge

Dublin, Ohio

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Manor Expressway

Travis County, Texas

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

The District at South Bay

Carson, California

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

I-80 Structures Replacement

Salt Lake County, Utah

National Museum of the United States Army

Fort Belvoir, Virginia

FDOT State Highway System Resilience Action Plan

Florida

I-280/Route 21 Interchange Improvements

Newark, New Jersey

I-5/La Novia Roundabout

San Juan Capistrano, California

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Talega Master Planned Community

San Clemente, California

Corridor H

West Virginia

JTA Complete Streets Program

Jacksonville, Florida

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

Aiken County, South Carolina

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Three Sisters Bridges

Pittsburgh, Pennsylvania

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