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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 Pasqual Undergrounding Project

Escondido, California

I-81 Improvement Strategy

Central Pennsylvania

Courtland Street Bridge Replacement

Atlanta, Georgia

JTA Complete Streets Program

Jacksonville, Florida

Caltrans Stormwater Services

California

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Las Vegas City Hall

Las Vegas, Nevada

VA Las Vegas Medical Center

Las Vegas, Nevada

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Antelope Valley Solar Ranch 1

Lancaster, California

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Western Wake Freeway

Raleigh, North Carolina

Talega Master Planned Community

San Clemente, California

Alaska Energy Security Task Force Report

Anchorage, Alaska

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

I-15 Corridor Expansion

Utah County, Utah

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

Joint Operations Center

Fort Meade, Maryland

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

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

Alameda, California

Daniel Hoan Bridge

Milwaukee, Wisconsin

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

West Point Clinton District Area Development Plan

West Point, New York

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

FEMA Community Engagement and Risk Communication Contract

Nationwide

Manor Expressway

Travis County, Texas

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

I-55 Reconstruction

Jackson, Mississippi

Reconstruction of Tillary Street Area

Brooklyn, New York

Lake Hodges Dam Survey

San Diego, California

CTfastrak

New Britain and Hartford, Connecticut

Meredith International Centre

Ontario, California

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Amtrak Hudson Line Improvement Program

Albany, New York

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Soka University

Aliso Viejo, California

Abraham Lincoln Bridge

Louisville, Kentucky

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Smart Columbus Program Management Services

Columbus, Ohio

Lower Hill Development

Pittsburgh, Pennsylvania

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Scioto River Pedestrian Bridge

Dublin, Ohio

New River Gorge Bridge

Fayetteville, West Virginia

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

New Jersey Climate Change Resilience Strategy

New Jersey

I-35 Planning and Environmental Linkages Study

Austin, Texas

O'Hare International Runway 10R-28L

Chicago, Illinois

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

CalRecycle Inland Fire Wildfire Recovery

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

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Marblehead Coastal

San Clemente, California

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Kaiser Permanente Central San Diego Hospital

San Diego, California

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Vrooman Road Bridge

Lake County, Ohio

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Mountain View Corridor

West Valley City, Utah

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

VTrans 2040 Scenario Analysis

Virginia

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Marshall R. Bowen Pumping Plant

Whittier, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Blennerhassett Island Bridge

Parkersburg, West Virginia

Winona Bridge

Winona, Minnesota

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Urban Development Area Grant Program

Virginia

World Market Center

Las Vegas, Nevada

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

San Bernardino Community Plans Continuum

San Bernardino County, California

Edwards Air Force Base Dormitory

Kern County, California

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

Rancho Santa Margarita, California

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Templeton-Atascadero Pathway

Atascadero, California

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Opportunity Corridor Part 3

Cleveland, Ohio

Laguna Canyon Road (State Route 133)

Orange County, California

Palmer Station

Antarctica

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Bella Vista Bypass

Benton County, Arkansas

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

One Lake – First Floor Renovations

Jackson, Mississippi

McMurdo Station

Antarctica

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Vine Street Expressway

Philadelphia, Pennsylvania

Three Sisters Bridges

Pittsburgh, Pennsylvania

Dominion Boulevard

Chesapeake, Virginia

I-10 Corridor Express Lanes

San Bernardino County, California

Traffic Signal Asset Management System

Pennsylvania

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

FEMA Flood Map Modernization

Nationwide

Laguna Beach Village Entrance

Laguna Beach, California

East Liberty Transit Center

Pittsburgh, Pennsylvania

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

FDOT State Highway System Resilience Action Plan

Florida

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

I-10/Jefferson Street Interchange

Indio, California

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Liberty Station

San Diego, California

Fuel Cell and Corrosion Hangars

New Mexico

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Northeast Ohio Regional Airport

Jefferson, Ohio

Mobile River Bridge and Bayway Project

Mobile, Alabama

Alaska Gas Pipeline

Alaska

Lakefront West Corridor

Cleveland, Ohio

National Museum of the United States Army

Fort Belvoir, Virginia

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Downtown Redlands Redevelopment

Redlands, California

The District at South Bay

Carson, California

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

City of Circleville, Ohio

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

I-80 Structures Replacement

Salt Lake County, Utah

Colville River Pipeline Crossing

Alaska

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

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

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

Sand Canyon Grade Separation

Irvine, California

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Pyandzh River Bridge

Afghanistan to Tajikistan

I-79 Missing Ramps

Pittsburgh, Pennsylvania

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

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

Richland, Mississippi, and Florence, Mississippi

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Highway 70 Widening

Benton, Arkansas

Fort Lee Lodge

Fort Lee, Virginia

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Gila River Restoration

Buckeye, Arizona

Fulton Road Bridge Replacement

Cleveland, Ohio

Armed Forces Reserve Center

Danbury, Connecticut

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Cuyahoga River Towpath Trail

Cleveland, Ohio

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Vista Village Trunk Sewer Project

Vista, California

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Donlin Gold

Alaska

Corridor H

West Virginia

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Chino Desalters

Chino, California

Orange Coast College Recycling Center

Costa Mesa, California

CD5 Pipeline System

Alaska

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

Indian Wells Tennis Garden

Indian Wells, California

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Greenfield Bridge

Pittsburgh, Pennsylvania

I-5/La Novia Roundabout

San Juan Capistrano, California

Tesoro Water Facilities

Orange County, California

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

Apple Valley, California

Cecil Airport - Hangar 935

Jacksonville, Florida

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Sommers Bend Master Planned Community

Temecula, California

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

Aiken County, South Carolina

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Ohio Dam Rehabilitations

Ohio

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