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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.

Three Sisters Bridges

Pittsburgh, Pennsylvania

Colville River Pipeline Crossing

Alaska

One Lake – First Floor Renovations

Jackson, Mississippi

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Opportunity Corridor Part 3

Cleveland, Ohio

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

I-35 Planning and Environmental Linkages Study

Austin, Texas

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

I-81 Improvement Strategy

Central Pennsylvania

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Laguna Beach Village Entrance

Laguna Beach, California

Lakefront West Corridor

Cleveland, Ohio

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Amtrak Hudson Line Improvement Program

Albany, New York

Winona Bridge

Winona, Minnesota

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Mountain View Corridor

West Valley City, Utah

Courtland Street Bridge Replacement

Atlanta, Georgia

Dominion Boulevard

Chesapeake, Virginia

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

I-80 Structures Replacement

Salt Lake County, Utah

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

San Bernardino Community Plans Continuum

San Bernardino County, California

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Vista Village Trunk Sewer Project

Vista, California

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Gila River Restoration

Buckeye, Arizona

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

JTA Complete Streets Program

Jacksonville, Florida

Mobile River Bridge and Bayway Project

Mobile, Alabama

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

National Museum of the United States Army

Fort Belvoir, Virginia

Antelope Valley Solar Ranch 1

Lancaster, California

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Marblehead Coastal

San Clemente, California

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Highway 70 Widening

Benton, Arkansas

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

World Market Center

Las Vegas, Nevada

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

Apple Valley, California

VTrans 2040 Scenario Analysis

Virginia

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Reconstruction of Tillary Street Area

Brooklyn, New York

Smart Columbus Program Management Services

Columbus, Ohio

I-5/La Novia Roundabout

San Juan Capistrano, California

East Liberty Transit Center

Pittsburgh, Pennsylvania

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

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

Pittsburgh, Pennsylvania

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

FDOT State Highway System Resilience Action Plan

Florida

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

I-10 Corridor Express Lanes

San Bernardino County, California

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Cecil Airport - Hangar 935

Jacksonville, Florida

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

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

Alameda, California

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Caltrans Stormwater Services

California

Alaska Energy Security Task Force Report

Anchorage, Alaska

Las Vegas City Hall

Las Vegas, Nevada

McMurdo Station

Antarctica

I-10/Jefferson Street Interchange

Indio, California

Joint Operations Center

Fort Meade, Maryland

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Armed Forces Reserve Center

Danbury, Connecticut

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Marshall R. Bowen Pumping Plant

Whittier, California

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Lower Hill Development

Pittsburgh, Pennsylvania

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Soka University

Aliso Viejo, California

Natural Gas Pipeline Design

Cambria County, Pennsylvania

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Ohio Dam Rehabilitations

Ohio

Indian Wells Tennis Garden

Indian Wells, California

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Alaska Gas Pipeline

Alaska

New River Gorge Bridge

Fayetteville, West Virginia

Blennerhassett Island Bridge

Parkersburg, West Virginia

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Fort Lee Lodge

Fort Lee, Virginia

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Vrooman Road Bridge

Lake County, Ohio

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Meredith International Centre

Ontario, California

Templeton-Atascadero Pathway

Atascadero, California

Manor Expressway

Travis County, Texas

Fulton Road Bridge Replacement

Cleveland, Ohio

West Point Clinton District Area Development Plan

West Point, New York

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

FEMA Flood Map Modernization

Nationwide

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

Traffic Signal Asset Management System

Pennsylvania

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

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

City of Circleville, Ohio

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

I-15 Corridor Expansion

Utah County, Utah

San Pasqual Undergrounding Project

Escondido, California

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Sand Canyon Grade Separation

Irvine, California

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

CTfastrak

New Britain and Hartford, Connecticut

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Daniel Hoan Bridge

Milwaukee, Wisconsin

Downtown Redlands Redevelopment

Redlands, California

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

CalRecycle Inland Fire Wildfire Recovery

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

Sommers Bend Master Planned Community

Temecula, California

CD5 Pipeline System

Alaska

Scioto River Pedestrian Bridge

Dublin, Ohio

I-55 Reconstruction

Jackson, Mississippi

FEMA Community Engagement and Risk Communication Contract

Nationwide

The District at South Bay

Carson, California

Tesoro Water Facilities

Orange County, California

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

Orange Coast College Recycling Center

Costa Mesa, California

Pyandzh River Bridge

Afghanistan to Tajikistan

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Donlin Gold

Alaska

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

Richland, Mississippi, and Florence, Mississippi

Urban Development Area Grant Program

Virginia

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Northeast Ohio Regional Airport

Jefferson, Ohio

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

Cuyahoga River Towpath Trail

Cleveland, Ohio

Bella Vista Bypass

Benton County, Arkansas

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

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

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

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Talega Master Planned Community

San Clemente, California

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

Abraham Lincoln Bridge

Louisville, Kentucky

Western Wake Freeway

Raleigh, North Carolina

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

New Jersey Climate Change Resilience Strategy

New Jersey

O'Hare International Runway 10R-28L

Chicago, Illinois

Greenfield Bridge

Pittsburgh, Pennsylvania

VA Las Vegas Medical Center

Las Vegas, Nevada

Vine Street Expressway

Philadelphia, Pennsylvania

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

Rancho Santa Margarita, California

Lake Hodges Dam Survey

San Diego, California

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Laguna Canyon Road (State Route 133)

Orange County, California

Liberty Station

San Diego, California

Edwards Air Force Base Dormitory

Kern County, California

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Palmer Station

Antarctica

Kaiser Permanente Central San Diego Hospital

San Diego, California

Chino Desalters

Chino, California

Fuel Cell and Corrosion Hangars

New Mexico

ARCYBER Headquarters Facility

Fort Gordon, Georgia

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

Aiken County, South Carolina

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Corridor H

West Virginia

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