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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.

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Liberty Station

San Diego, California

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

New River Gorge Bridge

Fayetteville, West Virginia

West Point Clinton District Area Development Plan

West Point, New York

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

I-79 Missing Ramps

Pittsburgh, Pennsylvania

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Laguna Beach Village Entrance

Laguna Beach, California

Opportunity Corridor Part 3

Cleveland, Ohio

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Armed Forces Reserve Center

Danbury, Connecticut

Bella Vista Bypass

Benton County, Arkansas

Marshall R. Bowen Pumping Plant

Whittier, California

Winona Bridge

Winona, Minnesota

The District at South Bay

Carson, California

Vrooman Road Bridge

Lake County, Ohio

Three Sisters Bridges

Pittsburgh, Pennsylvania

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Joint Operations Center

Fort Meade, Maryland

Fulton Road Bridge Replacement

Cleveland, Ohio

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Indian Wells Tennis Garden

Indian Wells, California

Kaiser Permanente Central San Diego Hospital

San Diego, California

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

I-5/I-405 El Toro “Y” Interchange

Orange County, California

I-10 Corridor Express Lanes

San Bernardino County, California

Corridor H

West Virginia

Northeast Ohio Regional Airport

Jefferson, Ohio

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

Rancho Santa Margarita, California

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Sand Canyon Grade Separation

Irvine, California

I-15 Corridor Expansion

Utah County, Utah

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Scioto River Pedestrian Bridge

Dublin, Ohio

Laguna Canyon Road (State Route 133)

Orange County, California

Abraham Lincoln Bridge

Louisville, Kentucky

Chino Desalters

Chino, California

I-55 Reconstruction

Jackson, Mississippi

Mountain View Corridor

West Valley City, Utah

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Amtrak Hudson Line Improvement Program

Albany, New York

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

CD5 Pipeline System

Alaska

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Alaska Gas Pipeline

Alaska

Vine Street Expressway

Philadelphia, Pennsylvania

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

U.S. 49 From Florence to the Scale Area in Richland

Richland, Mississippi, and Florence, Mississippi

San Bernardino Community Plans Continuum

San Bernardino County, California

Tesoro Water Facilities

Orange County, California

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Bangerter Highway Four Interchanges

Salt Lake County, Utah

CalRecycle Inland Fire Wildfire Recovery

Napa, Sonoma, Mendocino, Lake, Solano, Yuba and Yolo Counties

Greenfield Bridge

Pittsburgh, Pennsylvania

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Manor Expressway

Travis County, Texas

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Cuyahoga River Towpath Trail

Cleveland, Ohio

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Talega Master Planned Community

San Clemente, California

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

I-10/Jefferson Street Interchange

Indio, California

I-5/La Novia Roundabout

San Juan Capistrano, California

Western Wake Freeway

Raleigh, North Carolina

Rapid Replacement of a Highly Skewed Railroad Bridge over North Court Street

City of Circleville, Ohio

Colville River Pipeline Crossing

Alaska

Courtland Street Bridge Replacement

Atlanta, Georgia

Fuel Cell and Corrosion Hangars

New Mexico

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Fort Lee Lodge

Fort Lee, Virginia

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Gila River Restoration

Buckeye, Arizona

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Downtown Redlands Redevelopment

Redlands, California

I-81 Improvement Strategy

Central Pennsylvania

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

CTfastrak

New Britain and Hartford, Connecticut

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

Pittsburgh, Pennsylvania

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

One Lake – First Floor Renovations

Jackson, Mississippi

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Urban Development Area Grant Program

Virginia

Las Vegas City Hall

Las Vegas, Nevada

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Edwards Air Force Base Dormitory

Kern County, California

Highway 70 Widening

Benton, Arkansas

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Templeton-Atascadero Pathway

Atascadero, California

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Soka University

Aliso Viejo, California

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Lower Hill Development

Pittsburgh, Pennsylvania

Caltrans Stormwater Services

California

McMurdo Station

Antarctica

Daniel Hoan Bridge

Milwaukee, Wisconsin

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Blennerhassett Island Bridge

Parkersburg, West Virginia

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Smart Columbus Program Management Services

Columbus, Ohio

Dominion Boulevard

Chesapeake, Virginia

Reconstruction of Tillary Street Area

Brooklyn, New York

I-80 Structures Replacement

Salt Lake County, Utah

I-35 Planning and Environmental Linkages Study

Austin, Texas

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Pyandzh River Bridge

Afghanistan to Tajikistan

FEMA Flood Map Modernization

Nationwide

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Cecil Airport - Hangar 935

Jacksonville, Florida

Antelope Valley Solar Ranch 1

Lancaster, California

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

New Jersey Climate Change Resilience Strategy

New Jersey

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

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

Alameda, California

Meredith International Centre

Ontario, California

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Traffic Signal Asset Management System

Pennsylvania

Ohio Dam Rehabilitations

Ohio

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Hurricane Florence Recovery at Camp Lejeune, New River, and Cherry Point

MCAS Cherry Point, MCB Camp Lejeune, and MCAS New River, North Carolina

Aberdeen Public Health Command Lab

Aberdeen, Maryland

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Orange Coast College Recycling Center

Costa Mesa, California

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Alaska Energy Security Task Force Report

Anchorage, Alaska

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

VA Las Vegas Medical Center

Las Vegas, Nevada

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

East Liberty Transit Center

Pittsburgh, Pennsylvania

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

VTrans 2040 Scenario Analysis

Virginia

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Palmer Station

Antarctica

Lakefront West Corridor

Cleveland, Ohio

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Marblehead Coastal

San Clemente, California

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

FEMA Community Engagement and Risk Communication Contract

Nationwide

National Museum of the United States Army

Fort Belvoir, Virginia

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Lake Hodges Dam Survey

San Diego, California

ARCYBER Headquarters Facility

Fort Gordon, Georgia

O'Hare International Runway 10R-28L

Chicago, Illinois

JTA Complete Streets Program

Jacksonville, Florida

Donlin Gold

Alaska

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

World Market Center

Las Vegas, Nevada

FDOT State Highway System Resilience Action Plan

Florida

Vista Village Trunk Sewer Project

Vista, California

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

U.S. 1 – S. Edisto River Bridge Replacement

Aiken County, South Carolina

San Pasqual Undergrounding Project

Escondido, California

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Sommers Bend Master Planned Community

Temecula, California

Apple Valley Local Roadway Safety Plan and Town-Wide School Zone Analysis

Apple Valley, California

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