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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.

Greenfield Bridge

Pittsburgh, Pennsylvania

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

Smart Columbus Program Management Services

Columbus, Ohio

Ohio Dam Rehabilitations

Ohio

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Gila River Restoration

Buckeye, Arizona

Lake Hodges Dam Survey

San Diego, California

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Harbor Park Amtrak Rail Station

Norfolk, Virginia

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

Pittsburgh, Pennsylvania

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Traffic Signal Asset Management System

Pennsylvania

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

The District at South Bay

Carson, California

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Fort Lee Lodge

Fort Lee, Virginia

East Liberty Transit Center

Pittsburgh, Pennsylvania

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Northeast Ohio Regional Airport

Jefferson, Ohio

Daniel Hoan Bridge

Milwaukee, Wisconsin

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

VA Las Vegas Medical Center

Las Vegas, Nevada

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

I-10 Corridor Express Lanes

San Bernardino County, California

Amtrak Hudson Line Improvement Program

Albany, New York

FEMA Flood Map Modernization

Nationwide

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Corridor H

West Virginia

National Museum of the United States Army

Fort Belvoir, Virginia

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

I-81 Improvement Strategy

Central Pennsylvania

Caltrans Stormwater Services

California

O'Hare International Runway 10R-28L

Chicago, Illinois

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Fuel Cell and Corrosion Hangars

New Mexico

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Laguna Canyon Road (State Route 133)

Orange County, California

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Mountain View Corridor

West Valley City, Utah

I-5/La Novia Roundabout

San Juan Capistrano, California

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

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

Alameda, California

Donlin Gold

Alaska

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Urban Development Area Grant Program

Virginia

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Liberty Station

San Diego, California

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

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

City of Circleville, Ohio

Manor Expressway

Travis County, Texas

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

San Pasqual Undergrounding Project

Escondido, California

McMurdo Station

Antarctica

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Alaska Energy Security Task Force Report

Anchorage, Alaska

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Cuyahoga River Towpath Trail

Cleveland, Ohio

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Marblehead Coastal

San Clemente, California

Armed Forces Reserve Center

Danbury, Connecticut

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

CTfastrak

New Britain and Hartford, Connecticut

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Palmer Station

Antarctica

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

One Lake – First Floor Renovations

Jackson, Mississippi

Kaiser Permanente Central San Diego Hospital

San Diego, California

Lower Hill Development

Pittsburgh, Pennsylvania

Fulton Road Bridge Replacement

Cleveland, Ohio

Chino Desalters

Chino, California

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Edwards Air Force Base Dormitory

Kern County, California

Indian Wells Tennis Garden

Indian Wells, California

CalRecycle Inland Fire Wildfire Recovery

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

Dominion Boulevard

Chesapeake, Virginia

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Blennerhassett Island Bridge

Parkersburg, West Virginia

Templeton-Atascadero Pathway

Atascadero, California

Orange Coast College Recycling Center

Costa Mesa, California

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Bella Vista Bypass

Benton County, Arkansas

West Point Clinton District Area Development Plan

West Point, New York

Meredith International Centre

Ontario, California

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Marshall R. Bowen Pumping Plant

Whittier, California

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

FDOT State Highway System Resilience Action Plan

Florida

I-79 Missing Ramps

Pittsburgh, Pennsylvania

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Vrooman Road Bridge

Lake County, Ohio

I-55 Reconstruction

Jackson, Mississippi

Downtown Redlands Redevelopment

Redlands, California

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

Laguna Beach Village Entrance

Laguna Beach, California

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Opportunity Corridor Part 3

Cleveland, Ohio

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Sommers Bend Master Planned Community

Temecula, California

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

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

Western Wake Freeway

Raleigh, North Carolina

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Soka University

Aliso Viejo, California

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Sand Canyon Grade Separation

Irvine, California

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

FEMA Community Engagement and Risk Communication Contract

Nationwide

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

New Jersey Climate Change Resilience Strategy

New Jersey

Vista Village Trunk Sewer Project

Vista, California

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

CD5 Pipeline System

Alaska

Scioto River Pedestrian Bridge

Dublin, Ohio

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Three Sisters Bridges

Pittsburgh, Pennsylvania

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Antelope Valley Solar Ranch 1

Lancaster, California

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Las Vegas City Hall

Las Vegas, Nevada

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Cecil Airport - Hangar 935

Jacksonville, Florida

Winona Bridge

Winona, Minnesota

I-15 Corridor Expansion

Utah County, Utah

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Courtland Street Bridge Replacement

Atlanta, Georgia

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Pyandzh River Bridge

Afghanistan to Tajikistan

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Reconstruction of Tillary Street Area

Brooklyn, New York

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Vine Street Expressway

Philadelphia, Pennsylvania

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

Apple Valley, California

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

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

Rancho Santa Margarita, California

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Talega Master Planned Community

San Clemente, California

Alaska Gas Pipeline

Alaska

Tesoro Water Facilities

Orange County, California

VTrans 2040 Scenario Analysis

Virginia

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

I-10/Jefferson Street Interchange

Indio, California

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Colville River Pipeline Crossing

Alaska

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Joint Operations Center

Fort Meade, Maryland

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

I-35 Planning and Environmental Linkages Study

Austin, Texas

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

World Market Center

Las Vegas, Nevada

New River Gorge Bridge

Fayetteville, West Virginia

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

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

Richland, Mississippi, and Florence, Mississippi

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Highway 70 Widening

Benton, Arkansas

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Abraham Lincoln Bridge

Louisville, Kentucky

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

I-80 Structures Replacement

Salt Lake County, Utah

Lakefront West Corridor

Cleveland, Ohio

San Bernardino Community Plans Continuum

San Bernardino County, California

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

Aiken County, South Carolina

Mobile River Bridge and Bayway Project

Mobile, Alabama

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

JTA Complete Streets Program

Jacksonville, Florida

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

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