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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.

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Scioto River Pedestrian Bridge

Dublin, Ohio

I-280/Route 21 Interchange Improvements

Newark, New Jersey

I-80 Structures Replacement

Salt Lake County, Utah

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Lake Hodges Dam Survey

San Diego, California

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Cuyahoga River Towpath Trail

Cleveland, Ohio

Kaiser Permanente Central San Diego Hospital

San Diego, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

I-10 Corridor Express Lanes

San Bernardino County, California

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Sand Canyon Grade Separation

Irvine, California

Urban Development Area Grant Program

Virginia

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

World Market Center

Las Vegas, Nevada

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Colville River Pipeline Crossing

Alaska

The District at South Bay

Carson, California

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Indian Wells Tennis Garden

Indian Wells, California

FEMA Community Engagement and Risk Communication Contract

Nationwide

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

JTA Complete Streets Program

Jacksonville, Florida

San Bernardino Community Plans Continuum

San Bernardino County, California

I-94 Maple Grove to Rogers Design-Build Project

Maple Grove, Minnesota

Laguna Beach Village Entrance

Laguna Beach, California

CTfastrak

New Britain and Hartford, Connecticut

Three Sisters Bridges

Pittsburgh, Pennsylvania

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Antelope Valley Solar Ranch 1

Lancaster, California

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Courtland Street Bridge Replacement

Atlanta, Georgia

Lakefront West Corridor

Cleveland, Ohio

Las Vegas City Hall

Las Vegas, Nevada

Soka University

Aliso Viejo, California

Bangerter Highway Four Interchanges

Salt Lake County, Utah

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

I-10/Jefferson Street Interchange

Indio, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Merritt Island Runway Safety Area Compliance and Shoreline Stabilization

Merritt Island, Florida

I-55 Reconstruction

Jackson, Mississippi

Traffic Signal Asset Management System

Pennsylvania

CD5 Pipeline System

Alaska

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Greenfield Bridge

Pittsburgh, Pennsylvania

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Donlin Gold

Alaska

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

Rancho Santa Margarita, California

Armed Forces Reserve Center

Danbury, Connecticut

Vrooman Road Bridge

Lake County, Ohio

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

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

Alameda, California

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Talega Master Planned Community

San Clemente, California

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Alaska Gas Pipeline

Alaska

Dominion Boulevard

Chesapeake, Virginia

Abraham Lincoln Bridge

Louisville, Kentucky

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

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

Rancho Santa Margarita, California

Pyandzh River Bridge

Afghanistan to Tajikistan

Gila River Restoration

Buckeye, Arizona

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

I-35 Planning and Environmental Linkages Study

San Antonio, Texas

Tesoro Water Facilities

Orange County, California

Joint Operations Center

Fort Meade, Maryland

I-80 Structures Replacement

Salt Lake County, Utah

Amtrak Hudson Line Improvement Program

Albany, New York

New River Gorge Bridge

Fayetteville, West Virginia

Orange Coast College Recycling Center

Costa Mesa, California

Fort Lee Lodge

Fort Lee, Virginia

East Liberty Transit Center

Pittsburgh, Pennsylvania

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Marblehead Coastal

San Clemente, California

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Lower Hill Development

Pittsburgh, Pennsylvania

Smart Columbus Program Management Services

Columbus, Ohio

Chino Desalters

Chino, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Highway 70 Widening

Benton, Arkansas

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

I-5/I-405 El Toro “Y” Interchange

Orange County, California

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

Pittsburgh, Pennsylvania

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Edwards Air Force Base Dormitory

Kern County, California

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

VA Las Vegas Medical Center

Las Vegas, Nevada

Vine Street Expressway

Philadelphia, Pennsylvania

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Ohio Dam Rehabilitations

Ohio

New Jersey Climate Change Resilience Strategy

New Jersey

New Jersey Climate Change Resilience Strategy

New Jersey

Blennerhassett Island Bridge

Parkersburg, West Virginia

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Marshall R. Bowen Pumping Plant

Whittier, California

FEMA Flood Map Modernization

Nationwide

Mountain View Corridor

West Valley City, Utah

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Fuel Cell and Corrosion Hangars

New Mexico

I-15 Corridor Expansion

Utah County, Utah

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Templeton-Atascadero Pathway

Atascadero, California

Caltrans Stormwater Services

California

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

National Museum of the United States Army

Fort Belvoir, Virginia

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Cecil Airport - Hangar 935

Jacksonville, Florida

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

O'Hare International Runway 10R-28L

Chicago, Illinois

Corridor H

West Virginia

Western Wake Freeway

Raleigh, North Carolina

I-5/La Novia Roundabout

San Juan Capistrano, California

Meredith International Centre

Ontario, California

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Fulton Road Bridge Replacement

Cleveland, Ohio

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Liberty Station

San Diego, California

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Northeast Ohio Regional Airport

Jefferson, Ohio

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Daniel Hoan Bridge

Milwaukee, Wisconsin

Vista Village Trunk Sewer Project

Vista, California

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Bella Vista Bypass

Benton County, Arkansas

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

VTrans 2040 Scenario Analysis

Virginia

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Laguna Canyon Road (State Route 133)

Orange County, California

West Point Clinton District Area Development Plan

West Point, New York

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Manor Expressway

Travis County, Texas

Winona Bridge

Winona, Minnesota

One Lake – First Floor Renovations

Jackson, Mississippi

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