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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.

VA Las Vegas Medical Center

Las Vegas, Nevada

I-15 Corridor Expansion

Utah County, Utah

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Caltrans Stormwater Services

California

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Lower Hill Development

Pittsburgh, Pennsylvania

Chino Desalters

Chino, California

Manor Expressway

Travis County, Texas

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

FDOT State Highway System Resilience Action Plan

Florida

Tesoro Water Facilities

Orange County, California

Soka University

Aliso Viejo, California

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

San Bernardino Community Plans Continuum

San Bernardino County, California

Meredith International Centre

Ontario, California

Highway 70 Widening

Benton, Arkansas

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Lakefront West Corridor

Cleveland, Ohio

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Scioto River Pedestrian Bridge

Dublin, Ohio

Urban Development Area Grant Program

Virginia

CD5 Pipeline System

Alaska

Colville River Pipeline Crossing

Alaska

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

VTrans 2040 Scenario Analysis

Virginia

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

Alameda, California

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Donlin Gold

Alaska

Antelope Valley Solar Ranch 1

Lancaster, California

Cecil Airport - Hangar 935

Jacksonville, Florida

I-81 Improvement Strategy

Central Pennsylvania

Bella Vista Bypass

Benton County, Arkansas

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Fulton Road Bridge Replacement

Cleveland, Ohio

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

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

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

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

City of Circleville, Ohio

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Pyandzh River Bridge

Afghanistan to Tajikistan

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Marshall R. Bowen Pumping Plant

Whittier, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Laguna Beach Village Entrance

Laguna Beach, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

I-5/La Novia Roundabout

San Juan Capistrano, California

Vista Village Trunk Sewer Project

Vista, California

New Jersey Climate Change Resilience Strategy

New Jersey

CTfastrak

New Britain and Hartford, Connecticut

East Liberty Transit Center

Pittsburgh, Pennsylvania

I-10 Corridor Express Lanes

San Bernardino County, California

Three Sisters Bridges

Pittsburgh, Pennsylvania

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

Richland, Mississippi, and Florence, Mississippi

Ohio Dam Rehabilitations

Ohio

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Winona Bridge

Winona, Minnesota

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

O'Hare International Runway 10R-28L

Chicago, Illinois

Abraham Lincoln Bridge

Louisville, Kentucky

Edwards Air Force Base Dormitory

Kern County, California

Fuel Cell and Corrosion Hangars

New Mexico

Vrooman Road Bridge

Lake County, Ohio

Sand Canyon Grade Separation

Irvine, California

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

Aiken County, South Carolina

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

One Lake – First Floor Renovations

Jackson, Mississippi

Western Wake Freeway

Raleigh, North Carolina

World Market Center

Las Vegas, Nevada

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

The District at South Bay

Carson, California

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Traffic Signal Asset Management System

Pennsylvania

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Liberty Station

San Diego, California

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Mountain View Corridor

West Valley City, Utah

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Marblehead Coastal

San Clemente, California

Talega Master Planned Community

San Clemente, California

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Opportunity Corridor Part 3

Cleveland, Ohio

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Corridor H

West Virginia

San Pasqual Undergrounding Project

Escondido, California

JTA Complete Streets Program

Jacksonville, Florida

Palmer Station

Antarctica

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Daniel Hoan Bridge

Milwaukee, Wisconsin

I-55 Reconstruction

Jackson, Mississippi

Templeton-Atascadero Pathway

Atascadero, California

Orange Coast College Recycling Center

Costa Mesa, California

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

Pittsburgh, Pennsylvania

Lake Hodges Dam Survey

San Diego, California

I-10/Jefferson Street Interchange

Indio, California

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Gila River Restoration

Buckeye, Arizona

Vine Street Expressway

Philadelphia, Pennsylvania

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Kaiser Permanente Central San Diego Hospital

San Diego, California

Courtland Street Bridge Replacement

Atlanta, Georgia

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

National Museum of the United States Army

Fort Belvoir, Virginia

Las Vegas City Hall

Las Vegas, Nevada

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Alaska Gas Pipeline

Alaska

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Joint Operations Center

Fort Meade, Maryland

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

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

Rancho Santa Margarita, California

Smart Columbus Program Management Services

Columbus, Ohio

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Fort Lee Lodge

Fort Lee, Virginia

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Laguna Canyon Road (State Route 133)

Orange County, California

McMurdo Station

Antarctica

FEMA Community Engagement and Risk Communication Contract

Nationwide

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Reconstruction of Tillary Street Area

Brooklyn, New York

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

I-80 Structures Replacement

Salt Lake County, Utah

Alaska Energy Security Task Force Report

Anchorage, Alaska

Armed Forces Reserve Center

Danbury, Connecticut

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

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

Apple Valley, California

Amtrak Hudson Line Improvement Program

Albany, New York

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Sommers Bend Master Planned Community

Temecula, California

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Northeast Ohio Regional Airport

Jefferson, Ohio

I-280/Route 21 Interchange Improvements

Newark, New Jersey

ARCYBER Headquarters Facility

Fort Gordon, Georgia

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

West Point Clinton District Area Development Plan

West Point, New York

New River Gorge Bridge

Fayetteville, West Virginia

Bangerter Highway Four Interchanges

Salt Lake County, Utah

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Cuyahoga River Towpath Trail

Cleveland, Ohio

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Blennerhassett Island Bridge

Parkersburg, West Virginia

Dominion Boulevard

Chesapeake, Virginia

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Greenfield Bridge

Pittsburgh, Pennsylvania

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

I-35 Planning and Environmental Linkages Study

Austin, Texas

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Downtown Redlands Redevelopment

Redlands, California

Indian Wells Tennis Garden

Indian Wells, California

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

FEMA Flood Map Modernization

Nationwide

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

CalRecycle Inland Fire Wildfire Recovery

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

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

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