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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.

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Bella Vista Bypass

Benton County, Arkansas

Cuyahoga River Towpath Trail

Cleveland, Ohio

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Urban Development Area Grant Program

Virginia

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Edwards Air Force Base Dormitory

Kern County, California

CD5 Pipeline System

Alaska

New Jersey Climate Change Resilience Strategy

New Jersey

Smart Columbus Program Management Services

Columbus, Ohio

Lake Hodges Dam Survey

San Diego, California

VTrans 2040 Scenario Analysis

Virginia

Courtland Street Bridge Replacement

Atlanta, Georgia

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

I-10 Corridor Express Lanes

San Bernardino County, California

Donlin Gold

Alaska

The District at South Bay

Carson, California

Manor Expressway

Travis County, Texas

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Fulton Road Bridge Replacement

Cleveland, Ohio

Merritt Island Runway Safety Area Compliance and Shoreline Stabilization

Merritt Island, Florida

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Hernando de Soto Bridge Inspection

Memphis, Tennessee

FEMA Community Engagement and Risk Communication Contract

Nationwide

Corridor H

West Virginia

Armed Forces Reserve Center

Danbury, Connecticut

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

I-55 Reconstruction

Jackson, Mississippi

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

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

Pittsburgh, Pennsylvania

National Museum of the United States Army

Fort Belvoir, Virginia

Scioto River Pedestrian Bridge

Dublin, Ohio

FEMA Flood Map Modernization

Nationwide

Laguna Canyon Road (State Route 133)

Orange County, California

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Ohio Dam Rehabilitations

Ohio

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Blennerhassett Island Bridge

Parkersburg, West Virginia

Three Sisters Bridges

Pittsburgh, Pennsylvania

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Natural Gas Pipeline Design

Cambria County, Pennsylvania

JTA Complete Streets Program

Jacksonville, Florida

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Fort Lee Lodge

Fort Lee, Virginia

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Colville River Pipeline Crossing

Alaska

CTfastrak

New Britain and Hartford, Connecticut

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Orange Coast College Recycling Center

Costa Mesa, California

Chino Desalters

Chino, California

Mountain View Corridor

West Valley City, Utah

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Antelope Valley Solar Ranch 1

Lancaster, California

East Liberty Transit Center

Pittsburgh, Pennsylvania

Amtrak Hudson Line Improvement Program

Albany, New York

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

World Market Center

Las Vegas, Nevada

I-5/La Novia Roundabout

San Juan Capistrano, California

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Vrooman Road Bridge

Lake County, Ohio

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Indian Wells Tennis Garden

Indian Wells, California

Bangerter Highway Four Interchanges

Salt Lake County, Utah

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Daniel Hoan Bridge

Milwaukee, Wisconsin

Marshall R. Bowen Pumping Plant

Whittier, California

VA Las Vegas Medical Center

Las Vegas, Nevada

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Meredith International Centre

Ontario, California

Templeton-Atascadero Pathway

Atascadero, California

Talega Master Planned Community

San Clemente, California

San Bernardino Community Plans Continuum

San Bernardino County, California

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Western Wake Freeway

Raleigh, North Carolina

Pyandzh River Bridge

Afghanistan to Tajikistan

Alaska Gas Pipeline

Alaska

Sand Canyon Grade Separation

Irvine, California

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

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

Alameda, California

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

I-280/Route 21 Interchange Improvements

Newark, New Jersey

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Las Vegas City Hall

Las Vegas, Nevada

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Liberty Station

San Diego, California

I-15 Corridor Expansion

Utah County, Utah

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Dominion Boulevard

Chesapeake, Virginia

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Fuel Cell and Corrosion Hangars

New Mexico

One Lake – First Floor Renovations

Jackson, Mississippi

I-35 Planning and Environmental Linkages Study

San Antonio, Texas

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

West Point Clinton District Area Development Plan

West Point, New York

Greenfield Bridge

Pittsburgh, Pennsylvania

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Vista Village Trunk Sewer Project

Vista, California

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Abraham Lincoln Bridge

Louisville, Kentucky

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Traffic Signal Asset Management System

Pennsylvania

Highway 70 Widening

Benton, Arkansas

Lower Hill Development

Pittsburgh, Pennsylvania

Marblehead Coastal

San Clemente, California

Lakefront West Corridor

Cleveland, Ohio

Gila River Restoration

Buckeye, Arizona

Soka University

Aliso Viejo, California

Laguna Beach Village Entrance

Laguna Beach, California

Joint Operations Center

Fort Meade, Maryland

I-94 Maple Grove to Rogers Design-Build Project

Maple Grove, Minnesota

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Caltrans Stormwater Services

California

I-10/Jefferson Street Interchange

Indio, California

Tesoro Water Facilities

Orange County, California

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

O'Hare International Runway 10R-28L

Chicago, Illinois

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

I-80 Structures Replacement

Salt Lake County, Utah

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

New Jersey Climate Change Resilience Strategy

New Jersey

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

New River Gorge Bridge

Fayetteville, West Virginia

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

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

Rancho Santa Margarita, California

Kaiser Permanente Central San Diego Hospital

San Diego, California

Northeast Ohio Regional Airport

Jefferson, Ohio

Vine Street Expressway

Philadelphia, Pennsylvania

Winona Bridge

Winona, Minnesota

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Cecil Airport - Hangar 935

Jacksonville, Florida

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

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