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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.

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Vine Street Expressway

Philadelphia, Pennsylvania

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

I-79 Missing Ramps

Pittsburgh, Pennsylvania

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

I-80 Structures Replacement

Salt Lake County, Utah

Kaiser Permanente Central San Diego Hospital

San Diego, California

I-81 Improvement Strategy

Central Pennsylvania

I-5/La Novia Roundabout

San Juan Capistrano, California

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

Aiken County, South Carolina

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

CalRecycle Inland Fire Wildfire Recovery

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

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Cuyahoga River Towpath Trail

Cleveland, Ohio

Donlin Gold

Alaska

Blennerhassett Island Bridge

Parkersburg, West Virginia

San Bernardino Community Plans Continuum

San Bernardino County, California

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Mobile River Bridge and Bayway Project

Mobile, Alabama

Alaska Gas Pipeline

Alaska

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Armed Forces Reserve Center

Danbury, Connecticut

CD5 Pipeline System

Alaska

Opportunity Corridor Part 3

Cleveland, Ohio

Palmer Station

Antarctica

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

New Jersey Climate Change Resilience Strategy

New Jersey

Greenfield Bridge

Pittsburgh, Pennsylvania

Bella Vista Bypass

Benton County, Arkansas

Sommers Bend Master Planned Community

Temecula, California

Sand Canyon Grade Separation

Irvine, California

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Cecil Airport - Hangar 935

Jacksonville, Florida

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

I-10/Jefferson Street Interchange

Indio, California

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

Pyandzh River Bridge

Afghanistan to Tajikistan

Vrooman Road Bridge

Lake County, Ohio

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Highway 70 Widening

Benton, Arkansas

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

FEMA Flood Map Modernization

Nationwide

Northeast Ohio Regional Airport

Jefferson, Ohio

West Point Clinton District Area Development Plan

West Point, New York

Downtown Redlands Redevelopment

Redlands, California

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Joint Operations Center

Fort Meade, Maryland

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Courtland Street Bridge Replacement

Atlanta, Georgia

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Winona Bridge

Winona, Minnesota

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

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

Rancho Santa Margarita, California

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Indian Wells Tennis Garden

Indian Wells, California

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

Richland, Mississippi, and Florence, Mississippi

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Lakefront West Corridor

Cleveland, Ohio

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Alaska Energy Security Task Force Report

Anchorage, Alaska

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

East Liberty Transit Center

Pittsburgh, Pennsylvania

Ohio Dam Rehabilitations

Ohio

Western Wake Freeway

Raleigh, North Carolina

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

The District at South Bay

Carson, California

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Talega Master Planned Community

San Clemente, California

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Scioto River Pedestrian Bridge

Dublin, Ohio

Fuel Cell and Corrosion Hangars

New Mexico

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

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

Apple Valley, California

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Dominion Boulevard

Chesapeake, Virginia

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

National Museum of the United States Army

Fort Belvoir, Virginia

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

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

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

Edwards Air Force Base Dormitory

Kern County, California

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Tesoro Water Facilities

Orange County, California

World Market Center

Las Vegas, Nevada

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Caltrans Stormwater Services

California

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Lower Hill Development

Pittsburgh, Pennsylvania

Mountain View Corridor

West Valley City, Utah

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Reconstruction of Tillary Street Area

Brooklyn, New York

I-10 Corridor Express Lanes

San Bernardino County, California

VA Las Vegas Medical Center

Las Vegas, Nevada

Soka University

Aliso Viejo, California

Traffic Signal Asset Management System

Pennsylvania

Templeton-Atascadero Pathway

Atascadero, California

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Meredith International Centre

Ontario, California

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

CTfastrak

New Britain and Hartford, Connecticut

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Vista Village Trunk Sewer Project

Vista, California

ARCYBER Headquarters Facility

Fort Gordon, Georgia

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

FDOT State Highway System Resilience Action Plan

Florida

New River Gorge Bridge

Fayetteville, West Virginia

I-15 Corridor Expansion

Utah County, Utah

Fort Lee Lodge

Fort Lee, Virginia

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

Alameda, California

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

JTA Complete Streets Program

Jacksonville, Florida

One Lake – First Floor Renovations

Jackson, Mississippi

O'Hare International Runway 10R-28L

Chicago, Illinois

San Pasqual Undergrounding Project

Escondido, California

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Three Sisters Bridges

Pittsburgh, Pennsylvania

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Corridor H

West Virginia

Marblehead Coastal

San Clemente, California

Manor Expressway

Travis County, Texas

I-35 Planning and Environmental Linkages Study

Austin, Texas

VTrans 2040 Scenario Analysis

Virginia

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

I-55 Reconstruction

Jackson, Mississippi

Chino Desalters

Chino, California

Smart Columbus Program Management Services

Columbus, Ohio

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Colville River Pipeline Crossing

Alaska

Laguna Beach Village Entrance

Laguna Beach, California

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Urban Development Area Grant Program

Virginia

Liberty Station

San Diego, California

McMurdo Station

Antarctica

Amtrak Hudson Line Improvement Program

Albany, New York

Antelope Valley Solar Ranch 1

Lancaster, California

Laguna Canyon Road (State Route 133)

Orange County, California

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

City of Circleville, Ohio

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Orange Coast College Recycling Center

Costa Mesa, California

Abraham Lincoln Bridge

Louisville, Kentucky

Las Vegas City Hall

Las Vegas, Nevada

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

FEMA Community Engagement and Risk Communication Contract

Nationwide

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Marshall R. Bowen Pumping Plant

Whittier, California

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Fulton Road Bridge Replacement

Cleveland, Ohio

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Gila River Restoration

Buckeye, Arizona

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Daniel Hoan Bridge

Milwaukee, Wisconsin

Lake Hodges Dam Survey

San Diego, California

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

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