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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.

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Las Vegas City Hall

Las Vegas, Nevada

I-10 Corridor Express Lanes

San Bernardino County, California

Traffic Signal Asset Management System

Pennsylvania

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

World Market Center

Las Vegas, Nevada

Sand Canyon Grade Separation

Irvine, California

Amtrak Hudson Line Improvement Program

Albany, New York

Talega Master Planned Community

San Clemente, California

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Urban Development Area Grant Program

Virginia

I-94 Maple Grove to Rogers Design-Build Project

Maple Grove, Minnesota

CTfastrak

New Britain and Hartford, Connecticut

New Jersey Climate Change Resilience Strategy

New Jersey

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

Pittsburgh, Pennsylvania

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Ohio Dam Rehabilitations

Ohio

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Laguna Beach Village Entrance

Laguna Beach, California

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Bella Vista Bypass

Benton County, Arkansas

Cuyahoga River Towpath Trail

Cleveland, Ohio

Orange Coast College Recycling Center

Costa Mesa, California

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

Rancho Santa Margarita, California

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Cecil Airport - Hangar 935

Jacksonville, Florida

Antelope Valley Solar Ranch 1

Lancaster, California

Armed Forces Reserve Center

Danbury, Connecticut

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Fulton Road Bridge Replacement

Cleveland, Ohio

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Northeast Ohio Regional Airport

Jefferson, Ohio

The District at South Bay

Carson, California

Laguna Canyon Road (State Route 133)

Orange County, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

San Bernardino Community Plans Continuum

San Bernardino County, California

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Fort Lee Lodge

Fort Lee, Virginia

JTA Complete Streets Program

Jacksonville, Florida

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Winona Bridge

Winona, Minnesota

Vrooman Road Bridge

Lake County, Ohio

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Scioto River Pedestrian Bridge

Dublin, Ohio

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

FEMA Flood Map Modernization

Nationwide

Alaska Gas Pipeline

Alaska

Kaiser Permanente Central San Diego Hospital

San Diego, California

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Tesoro Water Facilities

Orange County, California

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Joint Operations Center

Fort Meade, Maryland

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Mountain View Corridor

West Valley City, Utah

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Pyandzh River Bridge

Afghanistan to Tajikistan

Templeton-Atascadero Pathway

Atascadero, California

I-5/La Novia Roundabout

San Juan Capistrano, California

I-80 Structures Replacement

Salt Lake County, Utah

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

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

Alameda, California

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Soka University

Aliso Viejo, California

Highway 70 Widening

Benton, Arkansas

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Daniel Hoan Bridge

Milwaukee, Wisconsin

Courtland Street Bridge Replacement

Atlanta, Georgia

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Merritt Island Runway Safety Area Compliance and Shoreline Stabilization

Merritt Island, Florida

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Western Wake Freeway

Raleigh, North Carolina

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

I-55 Reconstruction

Jackson, Mississippi

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

Lakefront West Corridor

Cleveland, Ohio

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Colville River Pipeline Crossing

Alaska

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

One Lake – First Floor Renovations

Jackson, Mississippi

Corridor H

West Virginia

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

I-79 Missing Ramps

Pittsburgh, Pennsylvania

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

FEMA Community Engagement and Risk Communication Contract

Nationwide

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Marshall R. Bowen Pumping Plant

Whittier, California

Vine Street Expressway

Philadelphia, Pennsylvania

Chino Desalters

Chino, California

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

Rancho Santa Margarita, California

Meredith International Centre

Ontario, California

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

I-15 Corridor Expansion

Utah County, Utah

Blennerhassett Island Bridge

Parkersburg, West Virginia

New River Gorge Bridge

Fayetteville, West Virginia

East Liberty Transit Center

Pittsburgh, Pennsylvania

National Museum of the United States Army

Fort Belvoir, Virginia

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Smart Columbus Program Management Services

Columbus, Ohio

New Jersey Climate Change Resilience Strategy

New Jersey

Lower Hill Development

Pittsburgh, Pennsylvania

Manor Expressway

Travis County, Texas

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Fuel Cell and Corrosion Hangars

New Mexico

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Liberty Station

San Diego, California

VA Las Vegas Medical Center

Las Vegas, Nevada

Gila River Restoration

Buckeye, Arizona

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Greenfield Bridge

Pittsburgh, Pennsylvania

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Abraham Lincoln Bridge

Louisville, Kentucky

Dominion Boulevard

Chesapeake, Virginia

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

West Point Clinton District Area Development Plan

West Point, New York

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Edwards Air Force Base Dormitory

Kern County, California

I-35 Planning and Environmental Linkages Study

San Antonio, Texas

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

I-80 Structures Replacement

Salt Lake County, Utah

Donlin Gold

Alaska

Vista Village Trunk Sewer Project

Vista, California

Marblehead Coastal

San Clemente, California

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Caltrans Stormwater Services

California

CD5 Pipeline System

Alaska

Natural Gas Pipeline Design

Cambria County, Pennsylvania

O'Hare International Runway 10R-28L

Chicago, Illinois

Lake Hodges Dam Survey

San Diego, California

Three Sisters Bridges

Pittsburgh, Pennsylvania

VTrans 2040 Scenario Analysis

Virginia

I-10/Jefferson Street Interchange

Indio, California

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Indian Wells Tennis Garden

Indian Wells, California

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