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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.

CD5 Pipeline System

Alaska

FEMA Flood Map Modernization

Nationwide

Winona Bridge

Winona, Minnesota

Hwy 212 Bayou Derriseaux Structures

Cleveland County, Arkansas

Three Sisters Bridges

Pittsburgh, Pennsylvania

Riverside County Transportation Department Integrated Mitigation Project

Riverside County, California

Milton-Madison Bridge

Milton, Kentucky, to Madison, Indiana

Pennsylvania Turnpike Pavement Condition Inventory

Pennsylvania

Mobile River Bridge and Bayway Project

Mobile, Alabama

Washington County Inland Flooding Vulnerability Assessment

Washington County, Florida

Western Wake Freeway

Raleigh, North Carolina

S.R. 172 (5600 W) Railroad Crossing

Salt Lake City, Utah

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

Apple Valley, California

NJ Route 18 Traffic Signal System Contract No. 1

Mercer and Middlesex Counties, New Jersey

San Diego International Airport Terminal 2 Parking Plaza

San Diego, California

East Liberty Transit Center

Pittsburgh, Pennsylvania

West Point Clinton District Area Development Plan

West Point, New York

Northeast Ohio Regional Airport

Jefferson, Ohio

Consulting, Engineering and Construction Services for Saudi Arabia

Kingdom of Saudi Arabia

Runway 8L-26R Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Nellis Air Force Base (AFB) Simulation Center

Nellis AFB, Nevada

Aberdeen Public Health Command Lab

Aberdeen, Maryland

Ivanpah Solar Electric Generating Facility

San Bernardino County, California

I-10 Corridor Express Lanes

San Bernardino County, California

Customs & Border Protection Advanced Training Center Sustainability Component Plan

Harpers Ferry, West Virginia

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

Aiken County, South Carolina

King Khalid Air Base

Khamis Mushayt, Saudi Arabia

Opportunity Corridor Part 3

Cleveland, Ohio

Colville River Pipeline Crossing

Alaska

Sand Canyon Grade Separation

Irvine, California

Governor Mario M. Cuomo Bridge (Tappan Zee Bridge)

Nyack and Tarrytown, New York

Bus Rapid Transit Traffic Signal Prioritization

Provo-Orem, Utah

SEPTA Elwyn to Wawa Restoration Program

Middletown Township, Delaware County, Pennsylvania

I-17 Wrong Way Driver Detection and Warning System Pilot

Phoenix, Arizona

Urban Development Area Grant Program

Virginia

Dallas Fort Worth International Airport Asset Data Collection

Grapevine, Texas

Route 28/East Ohio Street Corridor

Allegheny County, Pennsylvania

Development of AASHTOWare Bridge Design and Rating™ Software

Nationwide

Vine Street Expressway

Philadelphia, Pennsylvania

Dominion Boulevard

Chesapeake, Virginia

Cal Poly Pomona Reverse Osmosis Groundwater Treatment Plant

Pomona, California

I-80 and I-215 Renewed Design-Build

Salt Lake City, Utah

I-94 Maple Grove to Rogers Design-Build Project

Hennepin County, Minnesota

Armed Forces Reserve Center

Danbury, Connecticut

Las Vegas City Hall

Las Vegas, Nevada

Annapolis ArcGIS Story-Mapping

Annapolis, Maryland

Palmer Station

Antarctica

Leucadia 101 Streetscape Project, Phase I

City of Encinatas, California

Sherman Minton Bridge Rehabilitation

New Albany, Indiana, to Louisville, Kentucky

Indoor Data Collection For Improved Airport Operations

Hartsfield-Jackson Atlanta International Airport

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

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

Lake Hodges Dam Survey

San Diego, California

Vista Village Trunk Sewer Project

Vista, California

Brent Spence Bridge Emergency Repairs

Covington, Kentucky, to Cincinnati, Ohio

Hartford Line Station Design

New Haven, Connecticut, to Springfield, Massachusetts

The District at South Bay

Carson, California

Lakefront West Corridor

Cleveland, Ohio

Soka University

Aliso Viejo, California

Palarm Bridge Replacement

Highway 365 over Palarm Creek, Pulaski County, Arkansas

SEPTA – RailWorks and Market Street Elevated Reconstruction Programs

Philadelphia, Pennsylvania

I-10/Jefferson Street Interchange

Indio, California

Kaiser Permanente Central San Diego Hospital

San Diego, California

Smart Columbus Program Management Services

Columbus, Ohio

Vrooman Road Bridge

Lake County, Ohio

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

Rancho Santa Margarita, California

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

Alameda, California

Downtown Redlands Redevelopment

Redlands, California

Route 52 Causeway

Somers Point and Ocean City, New Jersey

De Roche Creek Lateral Bridge Slides

Arkadelphia, Arkansas

Fuel Cell and Corrosion Hangars

New Mexico

Caltrans Stormwater Services

California

I-15 Northbound, 10600 South Interchange

Salt Lake County, Utah

Templeton-Atascadero Pathway

Atascadero, California

Fort Lee Lodge

Fort Lee, Virginia

I-55 Reconstruction

Jackson, Mississippi

CSX Pittsburgh Intermodal Rail Terminal

Pittsburgh, Pennsylvania

Howellville Road Bridge Replacement

Tredyffrin Township, Chester County, Pennsylvania

Meredith International Centre

Ontario, California

Lower Hill Development

Pittsburgh, Pennsylvania

Naugatuck Passenger Rail Station Design and Transit Oriented Development

Naugatuck, Connecticut

Indian Wells Tennis Garden

Indian Wells, California

Tesoro Water Facilities

Orange County, California

Sommers Bend Master Planned Community

Temecula, California

ARCYBER Headquarters Facility

Fort Gordon, Georgia

Corridor H

West Virginia

Courtland Street Bridge Replacement

Atlanta, Georgia

Joint Operations Center

Fort Meade, Maryland

Orange Coast College Recycling Center

Costa Mesa, California

Marquette Interchange Rehabilitation

Milwaukee, Wisconsin

Reconstruction of Tillary Street Area

Brooklyn, New York

McMurdo Station

Antarctica

Avalon Sewer System Rehabilitation and Replacement

Avalon, Catalina Island, California

I-5/I-405 El Toro “Y” Interchange

Orange County, California

Marshall R. Bowen Pumping Plant

Whittier, California

One Lake – First Floor Renovations

Jackson, Mississippi

JTA Complete Streets Program

Jacksonville, Florida

National Museum of the United States Army

Fort Belvoir, Virginia

Newtown Creek Wastewater Treatment Plant

Brooklyn, New York

George Washington Bridge Replacement of ITS Devices

Fort Lee, New Jersey

Natural Gas Pipeline Design

Cambria County, Pennsylvania

I-215/4500 South Bridge Replacement

Salt Lake City, Utah

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

Richland, Mississippi, and Florence, Mississippi

Marblehead Coastal

San Clemente, California

Amtrak Hudson Line Improvement Program

Albany, New York

Cold Region Hydrologic and Hydraulic Studies

Coldfoot, Alaska

Resilient NJ: Local Planning for Climate Change Toolkit

New Jersey

I-35 Planning and Environmental Linkages Study

Austin, Texas

I-81 Improvement Strategy

Central Pennsylvania

Somerset Lake Dam Rehabilitation

Somerset County, Pennsylvania

Navy Gateway Inns and Suites

Naval Station Newport, Rhode Island

Bangerter Highway Four Interchanges

Salt Lake County, Utah

Blennerhassett Island Bridge

Parkersburg, West Virginia

Runway 18-36 Grade Corrections and Overlay

Magnolia Municipal Airport (AGO), Magnolia, Arkansas

Laguna Canyon Road (State Route 133)

Orange County, California

Harrisburg Transportation Center Transit-Oriented Development Master Plan

Harrisburg, Pennsylvania

Antelope Valley Solar Ranch 1

Lancaster, California

Pyandzh River Bridge

Afghanistan to Tajikistan

Fulton Road Bridge Replacement

Cleveland, Ohio

Tustin Hangar 1 Emergency Roof Stabilization

Tustin, California

Veterans Memorial Bridge

Steubenville, Ohio, to Weirton, West Virginia

Greenfield Bridge

Pittsburgh, Pennsylvania

Taxiway and Runway 9L-27R Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Harbor Park Amtrak Rail Station

Norfolk, Virginia

Liberty Station

San Diego, California

Highway 70 Widening

Benton, Arkansas

U.S. 70 Bridge Over Gallants Channel

Beaufort, North Carolina

PWSA Curb Box Inspection Program

Pittsburgh, Pennsylvania

Runway 8R-26L Pavement Replacement

Hartsfield-Jackson Atlanta International Airport, Georgia

Gila River Restoration

Buckeye, Arizona

New Jersey Climate Change Resilience Strategy

New Jersey

S.R. 0222, Section 19S Roundabout

Fleetwood, Pennsylvania

Traffic Signal Asset Management System

Pennsylvania

O'Hare International Runway 10R-28L

Chicago, Illinois

U.S. 21 Bridge Replacement Over Harbor River

Beaufort County, South Carolina

I-80 Structures Replacement

Salt Lake County, Utah

Scudder Falls Bridge Replacement

Mercer County, New Jersey and Bucks County, Pennsylvania

I-5/La Novia Roundabout

San Juan Capistrano, California

Mobile LiDAR Survey – Amtrak Hudson Line

Poughkeepsie, New York

Westchester County Airport Runway 16/34 Rehabilitation

White Plains, New York

World Market Center

Las Vegas, Nevada

FEMA Community Engagement and Risk Communication Contract

Nationwide

Hernando de Soto Bridge Emergency Repairs

West Memphis, Arkansas, to Memphis, Tennessee

Padre Dam Municipal Water District – Eastern Service Area Secondary Connection

San Diego County, California

Moorman (Bellevue) Rail Yard

Bellevue, Ohio

Rehabilitation of Five High-Hazard Dams

Various Locations, Pennsylvania

Abraham Lincoln Bridge

Louisville, Kentucky

Eastern Kentucky Bridge Flood Response

Eastern Kentucky

Talega Master Planned Community

San Clemente, California

Daniel Hoan Bridge

Milwaukee, Wisconsin

US 33 Smart Mobility Corridor Program Management

Franklin and Union Counties, Ohio

Cecil Airport - Hangar 935

Jacksonville, Florida

CalRecycle Inland Fire Wildfire Recovery

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

Chino Desalters

Chino, California

Edwards Air Force Base Dormitory

Kern County, California

John James Audubon Bridge

Point Coupee and West Feliciana Parishes, Louisiana

Ohio Dam Rehabilitations

Ohio

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

City of Circleville, Ohio

I-79 Missing Ramps

Pittsburgh, Pennsylvania

S.R. 222 Corridor Improvements

Blandon, Pennsylvania

Mountain View Corridor

West Valley City, Utah

San Bernardino Community Plans Continuum

San Bernardino County, California

Land Between the Lakes Replacement Bridges

Marshall and Trigg Counties, Kentucky

Laguna Beach Village Entrance

Laguna Beach, California

NJDOT Pavement Collection and Analysis

Trenton, New Jersey

I-43 Hillside Interchange Rehabilitation Project

Milwaukee, Wisconsin

Jacksonville Regional Transportation Center at LaVilla

Jacksonville, Florida

Penn State Autonomous Vehicle Proving Ground

Pennsylvania

I-280/Route 21 Interchange Improvements

Newark, New Jersey

Pennsylvania Turnpike Commission General Consulting Engineer

Pennsylvania

Donlin Gold

Alaska

CTfastrak

New Britain and Hartford, Connecticut

Hernando de Soto Bridge Inspections

Memphis, Tennessee and West Memphis, Arkansas

Highway 169 Elk River CM/GC Project

Elk River, Minnesota

VTrans 2040 Scenario Analysis

Virginia

San Pasqual Undergrounding Project

Escondido, California

I-40/White Oak Crossing Interchange

Maumelle, Arkansas

Manor Expressway

Travis County, Texas

Development of FHWA’s Bridge Inspection Training Manual

Nationwide

AT&T West GIS Land Base Creation and Maintenance

California and Nevada

Liberty Bridge Emergency Inspection

Pittsburgh, Pennsylvania

Tyndall Air Force Base AE Services

Tyndall AFB, Panama City, Florida

Chesapeake Bay Water Quality Compliance Support

Chesapeake Bay

Pomeroy-Mason Cable-Stayed Bridge

Pomeroy, Ohio

Alaska Energy Security Task Force Report

Anchorage, Alaska

Bella Vista Bypass

Benton County, Arkansas

New River Gorge Bridge

Fayetteville, West Virginia

Hartsfield-Jackson Atlanta International Airport Runway Inspections

Atlanta, Georgia

VA Las Vegas Medical Center

Las Vegas, Nevada

Monroe Regional Airport Terminal Improvements

Monroe, Louisiana

Peachtree Parkway Pedestrian Bridge

City of Peachtree Corners, Georgia

FDOT State Highway System Resilience Action Plan

Florida

Shackleburg Road Emergency Bridge Replacement

Anderson County, South Carolina

Marine Corps Base Camp Lejeune Sustainability Services

North Carolina

Allegheny County Geotechnical Engineering and Right-of-Way Services

Allegheny County, Pennsylvania

Liberty Power Plant Natural Gas Pipeline

Bradford County, Pennsylvania

Alaska Gas Pipeline

Alaska

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

Pittsburgh, Pennsylvania

Trans-Alaska Pipeline

Prudhoe Bay to Valdez, Alaska

Scioto River Pedestrian Bridge

Dublin, Ohio

Cuyahoga River Towpath Trail

Cleveland, Ohio

I-15 Corridor Expansion

Utah County, Utah

U.S. Army Training and Doctrine Command Headquarters

Fort Eustis, Virginia

Landslide Best Practices Handbook

Pittsburgh, Pennsylvania

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