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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.

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

Pittsburgh, Pennsylvania

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Western Wake Freeway

Raleigh, North Carolina

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Colville River Pipeline Crossing

Alaska

Kaiser Permanente Central San Diego Hospital

San Diego, California

Armed Forces Reserve Center

Danbury, Connecticut

San Bernardino Community Plans Continuum

San Bernardino County, California

JTA Complete Streets Program

Jacksonville, Florida

Las Vegas City Hall

Las Vegas, Nevada

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Mountain View Corridor

West Valley City, Utah

Meredith International Centre

Ontario, California

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Opportunity Corridor Part 3

Cleveland, Ohio

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Dominion Boulevard

Chesapeake, Virginia

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

New River Gorge Bridge

Fayetteville, West Virginia

Greenfield Bridge

Pittsburgh, Pennsylvania

Northeast Ohio Regional Airport

Jefferson, Ohio

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

I-55 Reconstruction

Jackson, Mississippi

Laguna Canyon Road (State Route 133)

Orange County, California

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Liberty Station

San Diego, California

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Courtland Street Bridge Replacement

Atlanta, Georgia

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Harbor Park Amtrak Rail Station

Norfolk, Virginia

East Liberty Transit Center

Pittsburgh, Pennsylvania

Fulton Road Bridge Replacement

Cleveland, Ohio

Marblehead Coastal

San Clemente, California

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

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

Alameda, California

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

Vrooman Road Bridge

Lake County, Ohio

FDOT State Highway System Resilience Action Plan

Florida

VTrans 2040 Scenario Analysis

Virginia

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Lower Hill Development

Pittsburgh, Pennsylvania

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Templeton-Atascadero Pathway

Atascadero, California

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

I-5/La Novia Roundabout

San Juan Capistrano, California

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

I-35 Planning and Environmental Linkages Study

Austin, Texas

Fuel Cell and Corrosion Hangars

New Mexico

The District at South Bay

Carson, California

Amtrak Hudson Line Improvement Program

Albany, New York

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Soka University

Aliso Viejo, California

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

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

Richland, Mississippi, and Florence, Mississippi

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

FEMA Flood Map Modernization

Nationwide

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

West Point Clinton District Area Development Plan

West Point, New York

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Mobile River Bridge and Bayway Project

Mobile, Alabama

Reconstruction of Tillary Street Area

Brooklyn, New York

Three Sisters Bridges

Pittsburgh, Pennsylvania

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Highway 70 Widening

Benton, Arkansas

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

I-15 Corridor Expansion

Utah County, Utah

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Chino Desalters

Chino, California

Ohio Dam Rehabilitations

Ohio

Tesoro Water Facilities

Orange County, California

Antelope Valley Solar Ranch 1

Lancaster, California

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

Apple Valley, California

Sand Canyon Grade Separation

Irvine, California

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

New Jersey Climate Change Resilience Strategy

New Jersey

National Museum of the United States Army

Fort Belvoir, Virginia

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

City of Circleville, Ohio

Vine Street Expressway

Philadelphia, Pennsylvania

Cecil Airport - Hangar 935

Jacksonville, Florida

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

CalRecycle Inland Fire Wildfire Recovery

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

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Sommers Bend Master Planned Community

Temecula, California

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

McMurdo Station

Antarctica

Indian Wells Tennis Garden

Indian Wells, California

I-10 Corridor Express Lanes

San Bernardino County, California

World Market Center

Las Vegas, Nevada

Alaska Energy Security Task Force Report

Anchorage, Alaska

Downtown Redlands Redevelopment

Redlands, California

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Alaska Gas Pipeline

Alaska

Daniel Hoan Bridge

Milwaukee, Wisconsin

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

O'Hare International Runway 10R-28L

Chicago, Illinois

I-81 Improvement Strategy

Central Pennsylvania

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Joint Operations Center

Fort Meade, Maryland

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

CTfastrak

New Britain and Hartford, Connecticut

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Gila River Restoration

Buckeye, Arizona

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Donlin Gold

Alaska

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Edwards Air Force Base Dormitory

Kern County, California

Winona Bridge

Winona, Minnesota

FEMA Community Engagement and Risk Communication Contract

Nationwide

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Blennerhassett Island Bridge

Parkersburg, West Virginia

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Manor Expressway

Travis County, Texas

One Lake – First Floor Renovations

Jackson, Mississippi

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

CD5 Pipeline System

Alaska

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Lakefront West Corridor

Cleveland, Ohio

Bella Vista Bypass

Benton County, Arkansas

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Urban Development Area Grant Program

Virginia

Abraham Lincoln Bridge

Louisville, Kentucky

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Vista Village Trunk Sewer Project

Vista, California

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Corridor H

West Virginia

VA Las Vegas Medical Center

Las Vegas, Nevada

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

Pyandzh River Bridge

Afghanistan to Tajikistan

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

I-80 Structures Replacement

Salt Lake County, Utah

Fort Lee Lodge

Fort Lee, Virginia

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

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

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

Palmer Station

Antarctica

Lake Hodges Dam Survey

San Diego, California

Talega Master Planned Community

San Clemente, California

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

Aiken County, South Carolina

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Laguna Beach Village Entrance

Laguna Beach, California

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Scioto River Pedestrian Bridge

Dublin, Ohio

Traffic Signal Asset Management System

Pennsylvania

Cuyahoga River Towpath Trail

Cleveland, Ohio

Orange Coast College Recycling Center

Costa Mesa, California

I-10/Jefferson Street Interchange

Indio, California

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Smart Columbus Program Management Services

Columbus, Ohio

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

I-79 Missing Ramps

Pittsburgh, Pennsylvania

San Pasqual Undergrounding Project

Escondido, California

Route 52 Causeway

Somers Point and Ocean City, New Jersey

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Caltrans Stormwater Services

California

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

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

Rancho Santa Margarita, California

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Marshall R. Bowen Pumping Plant

Whittier, California

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

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