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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.

Gila River Restoration

Buckeye, Arizona

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Winona Bridge

Winona, Minnesota

Daniel Hoan Bridge

Milwaukee, Wisconsin

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Scioto River Pedestrian Bridge

Dublin, Ohio

Corridor H

West Virginia

Western Wake Freeway

Raleigh, North Carolina

CTfastrak

New Britain and Hartford, Connecticut

ARCYBER Headquarters Facility

Fort Gordon, Georgia

I-80 Structures Replacement

Salt Lake County, Utah

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

East Liberty Transit Center

Pittsburgh, Pennsylvania

Liberty Station

San Diego, California

Dominion Boulevard

Chesapeake, Virginia

Colville River Pipeline Crossing

Alaska

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Blennerhassett Island Bridge

Parkersburg, West Virginia

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Templeton-Atascadero Pathway

Atascadero, California

Vista Village Trunk Sewer Project

Vista, California

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Vine Street Expressway

Philadelphia, Pennsylvania

Highway 70 Widening

Benton, Arkansas

Joint Operations Center

Fort Meade, Maryland

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

I-94 Maple Grove to Rogers Design-Build Project

Maple Grove, Minnesota

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Lower Hill Development

Pittsburgh, Pennsylvania

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Antelope Valley Solar Ranch 1

Lancaster, California

Amtrak Hudson Line Improvement Program

Albany, New York

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

I-35 Planning and Environmental Linkages Study

San Antonio, Texas

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

I-80 Structures Replacement

Salt Lake County, Utah

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

I-15 Corridor Expansion

Utah County, Utah

Cuyahoga River Towpath Trail

Cleveland, Ohio

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Traffic Signal Asset Management System

Pennsylvania

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Greenfield Bridge

Pittsburgh, Pennsylvania

JTA Complete Streets Program

Jacksonville, Florida

Chino Desalters

Chino, California

National Museum of the United States Army

Fort Belvoir, Virginia

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Mountain View Corridor

West Valley City, Utah

Fuel Cell and Corrosion Hangars

New Mexico

Donlin Gold

Alaska

Marblehead Coastal

San Clemente, California

Pyandzh River Bridge

Afghanistan to Tajikistan

Bella Vista Bypass

Benton County, Arkansas

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

I-10/Jefferson Street Interchange

Indio, California

Indian Wells Tennis Garden

Indian Wells, California

Laguna Beach Village Entrance

Laguna Beach, California

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

FEMA Flood Map Modernization

Nationwide

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Urban Development Area Grant Program

Virginia

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

O'Hare International Runway 10R-28L

Chicago, Illinois

I-55 Reconstruction

Jackson, Mississippi

Caltrans Stormwater Services

California

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Meredith International Centre

Ontario, California

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Tesoro Water Facilities

Orange County, California

Sand Canyon Grade Separation

Irvine, California

CD5 Pipeline System

Alaska

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Smart Columbus Program Management Services

Columbus, Ohio

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Fulton Road Bridge Replacement

Cleveland, Ohio

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

Alameda, California

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Courtland Street Bridge Replacement

Atlanta, Georgia

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

World Market Center

Las Vegas, Nevada

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Marshall R. Bowen Pumping Plant

Whittier, California

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Las Vegas City Hall

Las Vegas, Nevada

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

I-5/La Novia Roundabout

San Juan Capistrano, California

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

VTrans 2040 Scenario Analysis

Virginia

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

Rancho Santa Margarita, California

New Jersey Climate Change Resilience Strategy

New Jersey

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Three Sisters Bridges

Pittsburgh, Pennsylvania

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Alaska Gas Pipeline

Alaska

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

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

Rancho Santa Margarita, California

Talega Master Planned Community

San Clemente, California

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

I-10 Corridor Express Lanes

San Bernardino County, California

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Orange Coast College Recycling Center

Costa Mesa, California

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

New Jersey Climate Change Resilience Strategy

New Jersey

Northeast Ohio Regional Airport

Jefferson, Ohio

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Vrooman Road Bridge

Lake County, Ohio

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Lake Hodges Dam Survey

San Diego, California

VA Las Vegas Medical Center

Las Vegas, Nevada

Merritt Island Runway Safety Area Compliance and Shoreline Stabilization

Merritt Island, Florida

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Kaiser Permanente Central San Diego Hospital

San Diego, California

West Point Clinton District Area Development Plan

West Point, New York

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

San Bernardino Community Plans Continuum

San Bernardino County, California

Abraham Lincoln Bridge

Louisville, Kentucky

Armed Forces Reserve Center

Danbury, Connecticut

New River Gorge Bridge

Fayetteville, West Virginia

The District at South Bay

Carson, California

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Soka University

Aliso Viejo, California

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

One Lake – First Floor Renovations

Jackson, Mississippi

FEMA Community Engagement and Risk Communication Contract

Nationwide

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Ohio Dam Rehabilitations

Ohio

Lakefront West Corridor

Cleveland, Ohio

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Cecil Airport - Hangar 935

Jacksonville, Florida

Manor Expressway

Travis County, Texas

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Laguna Canyon Road (State Route 133)

Orange County, California

Fort Lee Lodge

Fort Lee, Virginia

Edwards Air Force Base Dormitory

Kern County, California

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

Pittsburgh, Pennsylvania

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

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