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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.

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Soka University

Aliso Viejo, California

Cuyahoga River Towpath Trail

Cleveland, Ohio

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

I-81 Improvement Strategy

Central Pennsylvania

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Lake Hodges Dam Survey

San Diego, California

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Amtrak Hudson Line Improvement Program

Albany, New York

World Market Center

Las Vegas, Nevada

Orange Coast College Recycling Center

Costa Mesa, California

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

SR 28 Highland Park Interchange Improvement Project

Pittsburgh, Pennsylvania

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

Richland, Mississippi, and Florence, Mississippi

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Mountain View Corridor

West Valley City, Utah

CalRecycle Inland Fire Wildfire Recovery

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

Dominion Boulevard

Chesapeake, Virginia

Colville River Pipeline Crossing

Alaska

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

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

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Sommers Bend Master Planned Community

Temecula, California

Alaska Gas Pipeline

Alaska

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

New River Gorge Bridge

Fayetteville, West Virginia

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Antelope Valley Solar Ranch 1

Lancaster, California

Liberty Station

San Diego, California

Manor Expressway

Travis County, Texas

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

San Pasqual Undergrounding Project

Escondido, California

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Alaska Energy Security Task Force Report

Anchorage, Alaska

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Edwards Air Force Base Dormitory

Kern County, California

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Kaiser Permanente Central San Diego Hospital

San Diego, California

FEMA Flood Map Modernization

Nationwide

Palmer Station

Antarctica

McMurdo Station

Antarctica

Ohio Dam Rehabilitations

Ohio

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Laguna Beach Village Entrance

Laguna Beach, California

Scioto River Pedestrian Bridge

Dublin, Ohio

I-10 Corridor Express Lanes

San Bernardino County, California

Tesoro Water Facilities

Orange County, California

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

I-35 Planning and Environmental Linkages Study

Austin, Texas

Laguna Canyon Road (State Route 133)

Orange County, California

Indian Wells Tennis Garden

Indian Wells, California

Templeton-Atascadero Pathway

Atascadero, California

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

East Liberty Transit Center

Pittsburgh, Pennsylvania

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Vista Village Trunk Sewer Project

Vista, California

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

City of Circleville, Ohio

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

One Lake – First Floor Renovations

Jackson, Mississippi

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

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

Apple Valley, California

Western Wake Freeway

Raleigh, North Carolina

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Winona Bridge

Winona, Minnesota

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Fort Lee Lodge

Fort Lee, Virginia

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Abraham Lincoln Bridge

Louisville, Kentucky

Gila River Restoration

Buckeye, Arizona

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Daniel Hoan Bridge

Milwaukee, Wisconsin

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Reconstruction of Tillary Street Area

Brooklyn, New York

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Courtland Street Bridge Replacement

Atlanta, Georgia

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Armed Forces Reserve Center

Danbury, Connecticut

Lakefront West Corridor

Cleveland, Ohio

Vrooman Road Bridge

Lake County, Ohio

Mobile River Bridge and Bayway Project

Mobile, Alabama

I-10/Jefferson Street Interchange

Indio, California

Bella Vista Bypass

Benton County, Arkansas

Vine Street Expressway

Philadelphia, Pennsylvania

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

O'Hare International Runway 10R-28L

Chicago, Illinois

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Downtown Redlands Redevelopment

Redlands, California

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Corridor H

West Virginia

Urban Development Area Grant Program

Virginia

Greenfield Bridge

Pittsburgh, Pennsylvania

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

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

Alameda, California

CTfastrak

New Britain and Hartford, Connecticut

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Highway 70 Widening

Benton, Arkansas

Traffic Signal Asset Management System

Pennsylvania

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Fulton Road Bridge Replacement

Cleveland, Ohio

San Bernardino Community Plans Continuum

San Bernardino County, California

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Lower Hill Development

Pittsburgh, Pennsylvania

I-15 Corridor Expansion

Utah County, Utah

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

VA Las Vegas Medical Center

Las Vegas, Nevada

Fuel Cell and Corrosion Hangars

New Mexico

FEMA Community Engagement and Risk Communication Contract

Nationwide

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

National Museum of the United States Army

Fort Belvoir, Virginia

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Donlin Gold

Alaska

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Harbor Park Amtrak Rail Station

Norfolk, Virginia

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

Aiken County, South Carolina

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

New Jersey Climate Change Resilience Strategy

New Jersey

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Three Sisters Bridges

Pittsburgh, Pennsylvania

Northeast Ohio Regional Airport

Jefferson, Ohio

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Pyandzh River Bridge

Afghanistan to Tajikistan

Las Vegas City Hall

Las Vegas, Nevada

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

West Point Clinton District Area Development Plan

West Point, New York

Smart Columbus Program Management Services

Columbus, Ohio

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Sand Canyon Grade Separation

Irvine, California

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

The District at South Bay

Carson, California

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Joint Operations Center

Fort Meade, Maryland

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

Rancho Santa Margarita, California

Marblehead Coastal

San Clemente, California

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Chino Desalters

Chino, California

I-80 Structures Replacement

Salt Lake County, Utah

Caltrans Stormwater Services

California

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

JTA Complete Streets Program

Jacksonville, Florida

Meredith International Centre

Ontario, California

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Opportunity Corridor Part 3

Cleveland, Ohio

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Blennerhassett Island Bridge

Parkersburg, West Virginia

Talega Master Planned Community

San Clemente, California

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Cecil Airport - Hangar 935

Jacksonville, Florida

I-5/La Novia Roundabout

San Juan Capistrano, California

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Marshall R. Bowen Pumping Plant

Whittier, California

FDOT State Highway System Resilience Action Plan

Florida

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

I-55 Reconstruction

Jackson, Mississippi

CD5 Pipeline System

Alaska

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

VTrans 2040 Scenario Analysis

Virginia

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