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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.

I-10 Corridor Express Lanes

San Bernardino County, California

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Tesoro Water Facilities

Orange County, California

Natural Gas Pipeline Design

Cambria County, Pennsylvania

New River Gorge Bridge

Fayetteville, West Virginia

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

FEMA Flood Map Modernization

Nationwide

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Soka University

Aliso Viejo, California

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Sand Canyon Grade Separation

Irvine, California

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Vista Village Trunk Sewer Project

Vista, California

Harbor Park Amtrak Rail Station

Norfolk, Virginia

I-10/Jefferson Street Interchange

Indio, California

I-94 Maple Grove to Rogers Design-Build Project

Maple Grove, Minnesota

Manor Expressway

Travis County, Texas

Amtrak Hudson Line Improvement Program

Albany, New York

Daniel Hoan Bridge

Milwaukee, Wisconsin

Fort Lee Lodge

Fort Lee, Virginia

Abraham Lincoln Bridge

Louisville, Kentucky

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

Rancho Santa Margarita, California

Dominion Boulevard

Chesapeake, Virginia

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Marshall R. Bowen Pumping Plant

Whittier, California

West Point Clinton District Area Development Plan

West Point, New York

O'Hare International Runway 10R-28L

Chicago, Illinois

Fuel Cell and Corrosion Hangars

New Mexico

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

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

Alameda, California

Kaiser Permanente Central San Diego Hospital

San Diego, California

World Market Center

Las Vegas, Nevada

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Antelope Valley Solar Ranch 1

Lancaster, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Mountain View Corridor

West Valley City, Utah

Cecil Airport - Hangar 935

Jacksonville, Florida

Vrooman Road Bridge

Lake County, Ohio

Ohio Dam Rehabilitations

Ohio

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Laguna Beach Village Entrance

Laguna Beach, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

National Museum of the United States Army

Fort Belvoir, Virginia

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Templeton-Atascadero Pathway

Atascadero, California

Donlin Gold

Alaska

Highway 70 Widening

Benton, Arkansas

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

VTrans 2040 Scenario Analysis

Virginia

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Lakefront West Corridor

Cleveland, Ohio

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

The District at South Bay

Carson, California

Talega Master Planned Community

San Clemente, California

Smart Columbus Program Management Services

Columbus, Ohio

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Caltrans Stormwater Services

California

Winona Bridge

Winona, Minnesota

Lake Hodges Dam Survey

San Diego, California

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Gila River Restoration

Buckeye, Arizona

San Bernardino Community Plans Continuum

San Bernardino County, California

I-80 Structures Replacement

Salt Lake County, Utah

Urban Development Area Grant Program

Virginia

Indian Wells Tennis Garden

Indian Wells, California

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Vine Street Expressway

Philadelphia, Pennsylvania

Marblehead Coastal

San Clemente, California

Joint Operations Center

Fort Meade, Maryland

Scioto River Pedestrian Bridge

Dublin, Ohio

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

I-5/La Novia Roundabout

San Juan Capistrano, California

Edwards Air Force Base Dormitory

Kern County, California

Liberty Station

San Diego, California

CTfastrak

New Britain and Hartford, Connecticut

Meredith International Centre

Ontario, California

I-35 Planning and Environmental Linkages Study

San Antonio, Texas

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Aberdeen Public Health Command Lab

Aberdeen, Maryland

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

FEMA Community Engagement and Risk Communication Contract

Nationwide

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

CD5 Pipeline System

Alaska

VA Las Vegas Medical Center

Las Vegas, Nevada

Lower Hill Development

Pittsburgh, Pennsylvania

Laguna Canyon Road (State Route 133)

Orange County, California

Alaska Gas Pipeline

Alaska

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Traffic Signal Asset Management System

Pennsylvania

Colville River Pipeline Crossing

Alaska

Greenfield Bridge

Pittsburgh, Pennsylvania

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Las Vegas City Hall

Las Vegas, Nevada

I-15 Corridor Expansion

Utah County, Utah

New Jersey Climate Change Resilience Strategy

New Jersey

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

Pittsburgh, Pennsylvania

Courtland Street Bridge Replacement

Atlanta, Georgia

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Orange Coast College Recycling Center

Costa Mesa, California

I-55 Reconstruction

Jackson, Mississippi

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Northeast Ohio Regional Airport

Jefferson, Ohio

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

One Lake – First Floor Renovations

Jackson, Mississippi

JTA Complete Streets Program

Jacksonville, Florida

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Western Wake Freeway

Raleigh, North Carolina

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

Rancho Santa Margarita, California

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Blennerhassett Island Bridge

Parkersburg, West Virginia

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Merritt Island Runway Safety Area Compliance and Shoreline Stabilization

Merritt Island, Florida

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

New Jersey Climate Change Resilience Strategy

New Jersey

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Fulton Road Bridge Replacement

Cleveland, Ohio

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Pyandzh River Bridge

Afghanistan to Tajikistan

Three Sisters Bridges

Pittsburgh, Pennsylvania

Bella Vista Bypass

Benton County, Arkansas

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

I-80 Structures Replacement

Salt Lake County, Utah

Bangerter Highway Four Interchanges

Salt Lake County, Utah

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Cuyahoga River Towpath Trail

Cleveland, Ohio

Corridor H

West Virginia

Chino Desalters

Chino, California

Armed Forces Reserve Center

Danbury, Connecticut

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

East Liberty Transit Center

Pittsburgh, Pennsylvania

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

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