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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.

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Cuyahoga River Towpath Trail

Cleveland, Ohio

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

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

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

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

I-10 Corridor Express Lanes

San Bernardino County, California

Vrooman Road Bridge

Lake County, Ohio

San Pasqual Undergrounding Project

Escondido, California

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Route 52 Causeway

Somers Point and Ocean City, New Jersey

O'Hare International Runway 10R-28L

Chicago, Illinois

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Opportunity Corridor Part 3

Cleveland, Ohio

Alaska Energy Security Task Force Report

Anchorage, Alaska

Lake Hodges Dam Survey

San Diego, California

FEMA Flood Map Modernization

Nationwide

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Indian Wells Tennis Garden

Indian Wells, California

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Downtown Redlands Redevelopment

Redlands, California

Traffic Signal Asset Management System

Pennsylvania

Manor Expressway

Travis County, Texas

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Vista Village Trunk Sewer Project

Vista, California

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Templeton-Atascadero Pathway

Atascadero, California

The District at South Bay

Carson, California

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Ohio Dam Rehabilitations

Ohio

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Abraham Lincoln Bridge

Louisville, Kentucky

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Tesoro Water Facilities

Orange County, California

New River Gorge Bridge

Fayetteville, West Virginia

Kaiser Permanente Central San Diego Hospital

San Diego, California

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

San Bernardino Community Plans Continuum

San Bernardino County, California

Meredith International Centre

Ontario, California

Laguna Canyon Road (State Route 133)

Orange County, California

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Mobile River Bridge and Bayway Project

Mobile, Alabama

One Lake – First Floor Renovations

Jackson, Mississippi

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Northeast Ohio Regional Airport

Jefferson, Ohio

Caltrans Stormwater Services

California

Three Sisters Bridges

Pittsburgh, Pennsylvania

CD5 Pipeline System

Alaska

Soka University

Aliso Viejo, California

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

Aiken County, South Carolina

ARCYBER Headquarters Facility

Fort Gordon, Georgia

World Market Center

Las Vegas, Nevada

Pyandzh River Bridge

Afghanistan to Tajikistan

Edwards Air Force Base Dormitory

Kern County, California

West Point Clinton District Area Development Plan

West Point, New York

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Liberty Station

San Diego, California

JTA Complete Streets Program

Jacksonville, Florida

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Sommers Bend Master Planned Community

Temecula, California

Marblehead Coastal

San Clemente, California

Alaska Gas Pipeline

Alaska

Las Vegas City Hall

Las Vegas, Nevada

Fort Lee Lodge

Fort Lee, Virginia

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

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

Apple Valley, California

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

I-10/Jefferson Street Interchange

Indio, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

FDOT State Highway System Resilience Action Plan

Florida

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Urban Development Area Grant Program

Virginia

Mountain View Corridor

West Valley City, Utah

Cecil Airport - Hangar 935

Jacksonville, Florida

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Armed Forces Reserve Center

Danbury, Connecticut

Blennerhassett Island Bridge

Parkersburg, West Virginia

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Winona Bridge

Winona, Minnesota

Natural Gas Pipeline Design

Cambria County, Pennsylvania

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

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

Richland, Mississippi, and Florence, Mississippi

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Orange Coast College Recycling Center

Costa Mesa, California

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Reconstruction of Tillary Street Area

Brooklyn, New York

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Smart Columbus Program Management Services

Columbus, Ohio

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

McMurdo Station

Antarctica

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

I-5/La Novia Roundabout

San Juan Capistrano, California

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

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

Alameda, California

Talega Master Planned Community

San Clemente, California

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

I-81 Improvement Strategy

Central Pennsylvania

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Laguna Beach Village Entrance

Laguna Beach, California

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Amtrak Hudson Line Improvement Program

Albany, New York

Chino Desalters

Chino, California

I-15 Corridor Expansion

Utah County, Utah

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Palmer Station

Antarctica

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Antelope Valley Solar Ranch 1

Lancaster, California

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Sand Canyon Grade Separation

Irvine, California

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

City of Circleville, Ohio

Greenfield Bridge

Pittsburgh, Pennsylvania

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Fuel Cell and Corrosion Hangars

New Mexico

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Courtland Street Bridge Replacement

Atlanta, Georgia

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Colville River Pipeline Crossing

Alaska

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

East Liberty Transit Center

Pittsburgh, Pennsylvania

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

CTfastrak

New Britain and Hartford, Connecticut

FEMA Community Engagement and Risk Communication Contract

Nationwide

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

VA Las Vegas Medical Center

Las Vegas, Nevada

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

National Museum of the United States Army

Fort Belvoir, Virginia

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

VTrans 2040 Scenario Analysis

Virginia

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Fulton Road Bridge Replacement

Cleveland, Ohio

Highway 70 Widening

Benton, Arkansas

Corridor H

West Virginia

Lakefront West Corridor

Cleveland, Ohio

SR 28 Highland Park Interchange Improvement Project

Pittsburgh, Pennsylvania

Daniel Hoan Bridge

Milwaukee, Wisconsin

Lower Hill Development

Pittsburgh, Pennsylvania

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

I-55 Reconstruction

Jackson, Mississippi

Joint Operations Center

Fort Meade, Maryland

Western Wake Freeway

Raleigh, North Carolina

New Jersey Climate Change Resilience Strategy

New Jersey

Bella Vista Bypass

Benton County, Arkansas

Dominion Boulevard

Chesapeake, Virginia

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Marshall R. Bowen Pumping Plant

Whittier, California

CalRecycle Inland Fire Wildfire Recovery

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

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Scioto River Pedestrian Bridge

Dublin, Ohio

Donlin Gold

Alaska

I-35 Planning and Environmental Linkages Study

Austin, Texas

Vine Street Expressway

Philadelphia, Pennsylvania

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

Rancho Santa Margarita, California

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Gila River Restoration

Buckeye, Arizona

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

I-80 Structures Replacement

Salt Lake County, Utah

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