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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.

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

VTrans 2040 Scenario Analysis

Virginia

CD5 Pipeline System

Alaska

Daniel Hoan Bridge

Milwaukee, Wisconsin

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Greenfield Bridge

Pittsburgh, Pennsylvania

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Fort Lee Lodge

Fort Lee, Virginia

I-5/La Novia Roundabout

San Juan Capistrano, California

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

Pittsburgh, Pennsylvania

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

Talega Master Planned Community

San Clemente, California

Amtrak Hudson Line Improvement Program

Albany, New York

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

Courtland Street Bridge Replacement

Atlanta, Georgia

New Jersey Climate Change Resilience Strategy

New Jersey

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

Alaska Energy Security Task Force Report

Anchorage, Alaska

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Smart Columbus Program Management Services

Columbus, Ohio

Natural Gas Pipeline Design

Cambria County, Pennsylvania

I-80 Structures Replacement

Salt Lake County, Utah

Cuyahoga River Towpath Trail

Cleveland, Ohio

FEMA Flood Map Modernization

Nationwide

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

Rancho Santa Margarita, California

National Museum of the United States Army

Fort Belvoir, Virginia

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Fuel Cell and Corrosion Hangars

New Mexico

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

I-10/Jefferson Street Interchange

Indio, California

Traffic Signal Asset Management System

Pennsylvania

Palmer Station

Antarctica

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

I-81 Improvement Strategy

Central Pennsylvania

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

I-55 Reconstruction

Jackson, Mississippi

Manor Expressway

Travis County, Texas

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Sommers Bend Master Planned Community

Temecula, California

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

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

Richland, Mississippi, and Florence, Mississippi

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Laguna Beach Village Entrance

Laguna Beach, California

San Bernardino Community Plans Continuum

San Bernardino County, California

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Laguna Canyon Road (State Route 133)

Orange County, California

Edwards Air Force Base Dormitory

Kern County, California

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Reconstruction of Tillary Street Area

Brooklyn, New York

Caltrans Stormwater Services

California

I-35 Planning and Environmental Linkages Study

Austin, Texas

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

City of Circleville, Ohio

Three Sisters Bridges

Pittsburgh, Pennsylvania

Kaiser Permanente Central San Diego Hospital

San Diego, California

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Fulton Road Bridge Replacement

Cleveland, Ohio

CalRecycle Inland Fire Wildfire Recovery

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

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

I-10 Corridor Express Lanes

San Bernardino County, California

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

VA Las Vegas Medical Center

Las Vegas, Nevada

Corridor H

West Virginia

Downtown Redlands Redevelopment

Redlands, California

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

I-79 Missing Ramps

Pittsburgh, Pennsylvania

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Chino Desalters

Chino, California

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

New River Gorge Bridge

Fayetteville, West Virginia

San Pasqual Undergrounding Project

Escondido, California

Vista Village Trunk Sewer Project

Vista, California

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

McMurdo Station

Antarctica

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Sand Canyon Grade Separation

Irvine, California

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

West Point Clinton District Area Development Plan

West Point, New York

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Joint Operations Center

Fort Meade, Maryland

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

The District at South Bay

Carson, California

Cecil Airport - Hangar 935

Jacksonville, Florida

World Market Center

Las Vegas, Nevada

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Antelope Valley Solar Ranch 1

Lancaster, California

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

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

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

Marblehead Coastal

San Clemente, California

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Pyandzh River Bridge

Afghanistan to Tajikistan

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

JTA Complete Streets Program

Jacksonville, Florida

Urban Development Area Grant Program

Virginia

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Vine Street Expressway

Philadelphia, Pennsylvania

Highway 70 Widening

Benton, Arkansas

Lower Hill Development

Pittsburgh, Pennsylvania

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

Aiken County, South Carolina

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

Apple Valley, California

Abraham Lincoln Bridge

Louisville, Kentucky

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Soka University

Aliso Viejo, California

CTfastrak

New Britain and Hartford, Connecticut

Vrooman Road Bridge

Lake County, Ohio

Templeton-Atascadero Pathway

Atascadero, California

I-15 Corridor Expansion

Utah County, Utah

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

Alameda, California

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

Blennerhassett Island Bridge

Parkersburg, West Virginia

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Route 52 Causeway

Somers Point and Ocean City, New Jersey

Orange Coast College Recycling Center

Costa Mesa, California

East Liberty Transit Center

Pittsburgh, Pennsylvania

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

One Lake – First Floor Renovations

Jackson, Mississippi

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

Mountain View Corridor

West Valley City, Utah

Indian Wells Tennis Garden

Indian Wells, California

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Liberty Station

San Diego, California

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Opportunity Corridor Part 3

Cleveland, Ohio

Scioto River Pedestrian Bridge

Dublin, Ohio

Winona Bridge

Winona, Minnesota

Tesoro Water Facilities

Orange County, California

Marshall R. Bowen Pumping Plant

Whittier, California

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

Lake Hodges Dam Survey

San Diego, California

Las Vegas City Hall

Las Vegas, Nevada

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

Ohio Dam Rehabilitations

Ohio

Alaska Gas Pipeline

Alaska

Mobile River Bridge and Bayway Project

Mobile, Alabama

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Meredith International Centre

Ontario, California

Donlin Gold

Alaska

Armed Forces Reserve Center

Danbury, Connecticut

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Lakefront West Corridor

Cleveland, Ohio

FEMA Community Engagement and Risk Communication Contract

Nationwide

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Gila River Restoration

Buckeye, Arizona

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Western Wake Freeway

Raleigh, North Carolina

Bella Vista Bypass

Benton County, Arkansas

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Bangerter Highway Four Interchanges

Salt Lake County, Utah

O'Hare International Runway 10R-28L

Chicago, Illinois

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

FDOT State Highway System Resilience Action Plan

Florida

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

Northeast Ohio Regional Airport

Jefferson, Ohio

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Dominion Boulevard

Chesapeake, Virginia

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Colville River Pipeline Crossing

Alaska

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