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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.

Three Sisters Bridges

Pittsburgh, Pennsylvania

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

City of Circleville, Ohio

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Corridor H

West Virginia

VTrans 2040 Scenario Analysis

Virginia

McMurdo Station

Antarctica

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

O'Hare International Runway 10R-28L

Chicago, Illinois

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Indian Wells Tennis Garden

Indian Wells, California

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Lower Hill Development

Pittsburgh, Pennsylvania

Alaska Energy Security Task Force Report

Anchorage, Alaska

Joint Operations Center

Fort Meade, Maryland

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Las Vegas City Hall

Las Vegas, Nevada

Bella Vista Bypass

Benton County, Arkansas

World Market Center

Las Vegas, Nevada

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Vrooman Road Bridge

Lake County, Ohio

Scioto River Pedestrian Bridge

Dublin, Ohio

I-10/Jefferson Street Interchange

Indio, California

Meredith International Centre

Ontario, California

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

I-35 Planning and Environmental Linkages Study

Austin, Texas

Laguna Canyon Road (State Route 133)

Orange County, California

Greenfield Bridge

Pittsburgh, Pennsylvania

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Gila River Restoration

Buckeye, Arizona

Tesoro Water Facilities

Orange County, California

I-55 Reconstruction

Jackson, Mississippi

Pyandzh River Bridge

Afghanistan to Tajikistan

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Sommers Bend Master Planned Community

Temecula, California

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

I-5/La Novia Roundabout

San Juan Capistrano, California

West Point Clinton District Area Development Plan

West Point, New York

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

JTA Complete Streets Program

Jacksonville, Florida

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

FEMA Flood Map Modernization

Nationwide

Courtland Street Bridge Replacement

Atlanta, Georgia

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Highway 70 Widening

Benton, Arkansas

Opportunity Corridor Part 3

Cleveland, Ohio

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

I-80 Structures Replacement

Salt Lake County, Utah

I-81 Improvement Strategy

Central Pennsylvania

Lake Hodges Dam Survey

San Diego, California

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Cuyahoga River Towpath Trail

Cleveland, Ohio

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Manor Expressway

Travis County, Texas

Mountain View Corridor

West Valley City, Utah

Colville River Pipeline Crossing

Alaska

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Lakefront West Corridor

Cleveland, Ohio

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Downtown Redlands Redevelopment

Redlands, California

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

CalRecycle Inland Fire Wildfire Recovery

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

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

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

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

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

National Museum of the United States Army

Fort Belvoir, Virginia

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Alaska Gas Pipeline

Alaska

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Edwards Air Force Base Dormitory

Kern County, California

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Blennerhassett Island Bridge

Parkersburg, West Virginia

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Palmer Station

Antarctica

Amtrak Hudson Line Improvement Program

Albany, New York

San Pasqual Undergrounding Project

Escondido, California

Natural Gas Pipeline Design

Cambria County, Pennsylvania

CTfastrak

New Britain and Hartford, Connecticut

Fulton Road Bridge Replacement

Cleveland, Ohio

Daniel Hoan Bridge

Milwaukee, Wisconsin

Antelope Valley Solar Ranch 1

Lancaster, California

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

I-5/I-405 El Toro “Y” Interchange

Orange County, California

FDOT State Highway System Resilience Action Plan

Florida

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Route 52 Causeway

Somers Point and Ocean City, New Jersey

CD5 Pipeline System

Alaska

Soka University

Aliso Viejo, California

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Cecil Airport - Hangar 935

Jacksonville, Florida

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

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

Apple Valley, California

FEMA Community Engagement and Risk Communication Contract

Nationwide

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

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

Pittsburgh, Pennsylvania

Talega Master Planned Community

San Clemente, California

Marshall R. Bowen Pumping Plant

Whittier, California

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Orange Coast College Recycling Center

Costa Mesa, California

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Smart Columbus Program Management Services

Columbus, Ohio

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

New River Gorge Bridge

Fayetteville, West Virginia

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

One Lake – First Floor Renovations

Jackson, Mississippi

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

Rancho Santa Margarita, California

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Northeast Ohio Regional Airport

Jefferson, Ohio

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

Aiken County, South Carolina

Fuel Cell and Corrosion Hangars

New Mexico

Sand Canyon Grade Separation

Irvine, California

Vine Street Expressway

Philadelphia, Pennsylvania

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Templeton-Atascadero Pathway

Atascadero, California

New Jersey Climate Change Resilience Strategy

New Jersey

Kaiser Permanente Central San Diego Hospital

San Diego, California

Fort Lee Lodge

Fort Lee, Virginia

San Bernardino Community Plans Continuum

San Bernardino County, California

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

Alameda, California

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Vista Village Trunk Sewer Project

Vista, California

Western Wake Freeway

Raleigh, North Carolina

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

East Liberty Transit Center

Pittsburgh, Pennsylvania

Abraham Lincoln Bridge

Louisville, Kentucky

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

I-10 Corridor Express Lanes

San Bernardino County, California

Urban Development Area Grant Program

Virginia

Ohio Dam Rehabilitations

Ohio

Liberty Station

San Diego, California

I-15 Corridor Expansion

Utah County, Utah

Caltrans Stormwater Services

California

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Armed Forces Reserve Center

Danbury, Connecticut

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Winona Bridge

Winona, Minnesota

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Laguna Beach Village Entrance

Laguna Beach, California

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

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

Richland, Mississippi, and Florence, Mississippi

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Marblehead Coastal

San Clemente, California

Traffic Signal Asset Management System

Pennsylvania

Reconstruction of Tillary Street Area

Brooklyn, New York

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Donlin Gold

Alaska

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

VA Las Vegas Medical Center

Las Vegas, Nevada

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

The District at South Bay

Carson, California

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Dominion Boulevard

Chesapeake, Virginia

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Chino Desalters

Chino, California

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