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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.

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Antelope Valley Solar Ranch 1

Lancaster, California

San Pasqual Undergrounding Project

Escondido, California

Lakefront West Corridor

Cleveland, Ohio

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

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

Apple Valley, California

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

West Point Clinton District Area Development Plan

West Point, New York

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

Aiken County, South Carolina

CD5 Pipeline System

Alaska

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Pyandzh River Bridge

Afghanistan to Tajikistan

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Gila River Restoration

Buckeye, Arizona

Edwards Air Force Base Dormitory

Kern County, California

Ohio Dam Rehabilitations

Ohio

FEMA Community Engagement and Risk Communication Contract

Nationwide

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Lake Hodges Dam Survey

San Diego, California

Laguna Beach Village Entrance

Laguna Beach, California

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Bella Vista Bypass

Benton County, Arkansas

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Opportunity Corridor Part 3

Cleveland, Ohio

Kaiser Permanente Central San Diego Hospital

San Diego, California

I-80 Structures Replacement

Salt Lake County, Utah

Greenfield Bridge

Pittsburgh, Pennsylvania

Donlin Gold

Alaska

Vrooman Road Bridge

Lake County, Ohio

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Sand Canyon Grade Separation

Irvine, California

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Traffic Signal Asset Management System

Pennsylvania

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Amtrak Hudson Line Improvement Program

Albany, New York

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Alaska Energy Security Task Force Report

Anchorage, Alaska

FEMA Flood Map Modernization

Nationwide

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

New River Gorge Bridge

Fayetteville, West Virginia

Orange Coast College Recycling Center

Costa Mesa, California

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

McMurdo Station

Antarctica

JTA Complete Streets Program

Jacksonville, Florida

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Bangerter Highway Four Interchanges

Salt Lake County, Utah

I-10 Corridor Express Lanes

San Bernardino County, California

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Vista Village Trunk Sewer Project

Vista, California

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

National Museum of the United States Army

Fort Belvoir, Virginia

Western Wake Freeway

Raleigh, North Carolina

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

One Lake – First Floor Renovations

Jackson, Mississippi

Marshall R. Bowen Pumping Plant

Whittier, California

Northeast Ohio Regional Airport

Jefferson, Ohio

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Corridor H

West Virginia

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Armed Forces Reserve Center

Danbury, Connecticut

Fuel Cell and Corrosion Hangars

New Mexico

I-5/La Novia Roundabout

San Juan Capistrano, California

I-79 Missing Ramps

Pittsburgh, Pennsylvania

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

I-35 Planning and Environmental Linkages Study

Austin, Texas

Downtown Redlands Redevelopment

Redlands, California

Dominion Boulevard

Chesapeake, Virginia

Manor Expressway

Travis County, Texas

Laguna Canyon Road (State Route 133)

Orange County, California

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Cecil Airport - Hangar 935

Jacksonville, Florida

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

Rancho Santa Margarita, California

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

ARCYBER Headquarters Facility

Fort Gordon, Georgia

CalRecycle Inland Fire Wildfire Recovery

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

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Natural Gas Pipeline Design

Cambria County, Pennsylvania

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

Pittsburgh, Pennsylvania

I-81 Improvement Strategy

Central Pennsylvania

Colville River Pipeline Crossing

Alaska

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Indian Wells Tennis Garden

Indian Wells, California

Three Sisters Bridges

Pittsburgh, Pennsylvania

O'Hare International Runway 10R-28L

Chicago, Illinois

VA Las Vegas Medical Center

Las Vegas, Nevada

Courtland Street Bridge Replacement

Atlanta, Georgia

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

CTfastrak

New Britain and Hartford, Connecticut

Winona Bridge

Winona, Minnesota

Fulton Road Bridge Replacement

Cleveland, Ohio

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

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

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

Meredith International Centre

Ontario, California

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

The District at South Bay

Carson, California

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

Alameda, California

I-55 Reconstruction

Jackson, Mississippi

East Liberty Transit Center

Pittsburgh, Pennsylvania

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Caltrans Stormwater Services

California

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Sommers Bend Master Planned Community

Temecula, California

Joint Operations Center

Fort Meade, Maryland

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Blennerhassett Island Bridge

Parkersburg, West Virginia

Route 52 Causeway

Somers Point and Ocean City, New Jersey

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

San Bernardino Community Plans Continuum

San Bernardino County, California

Smart Columbus Program Management Services

Columbus, Ohio

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Cuyahoga River Towpath Trail

Cleveland, Ohio

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Talega Master Planned Community

San Clemente, California

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

City of Circleville, Ohio

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Soka University

Aliso Viejo, California

Alaska Gas Pipeline

Alaska

Highway 70 Widening

Benton, Arkansas

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Daniel Hoan Bridge

Milwaukee, Wisconsin

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Scioto River Pedestrian Bridge

Dublin, Ohio

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Fort Lee Lodge

Fort Lee, Virginia

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Abraham Lincoln Bridge

Louisville, Kentucky

Mountain View Corridor

West Valley City, Utah

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Liberty Station

San Diego, California

FDOT State Highway System Resilience Action Plan

Florida

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Chino Desalters

Chino, California

Palmer Station

Antarctica

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

Richland, Mississippi, and Florence, Mississippi

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

VTrans 2040 Scenario Analysis

Virginia

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

I-10/Jefferson Street Interchange

Indio, California

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Vine Street Expressway

Philadelphia, Pennsylvania

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

World Market Center

Las Vegas, Nevada

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

New Jersey Climate Change Resilience Strategy

New Jersey

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

I-15 Corridor Expansion

Utah County, Utah

Tesoro Water Facilities

Orange County, California

US-33 Smart Mobility Corridor Program Management

Columbus, Ohio

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Las Vegas City Hall

Las Vegas, Nevada

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Lower Hill Development

Pittsburgh, Pennsylvania

Marblehead Coastal

San Clemente, California

Urban Development Area Grant Program

Virginia

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Templeton-Atascadero Pathway

Atascadero, California

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Reconstruction of Tillary Street Area

Brooklyn, New York

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