2006 GUSTAV LINDENTHAL MEDAL Awarded by the International Bridge Conference (with Roads & Bridges Magazine) for the Ravenel Bridge, Charleston, South Carolina
2006 CAPTAIN'S PRIDE AWARD Awarded by the Community Pride of Charleston for the Walking/Biking Trail on the Ravenel Bridge, Charleston, South Carolina		PALMETTO AWARD FOR ENGINEERING EXCELLENCE Awarded by the Associated General Contractors of America for the Ravenel Bridge over the Cooper River, Charleston , South Carolina
OFFICIAL GREENWAY DESIGN DESIGNATION Awarded by the East Coast Greenway Alliance for the Ravenel Bridge, Charleston, South Carolina		2006 EXCELLENCE IN HIGHWAY DESIGN AWARD Awarded by the Federal Highway Administration (FHWA) for the Ravenel Bridge, Charleston, South Carolina
2006 PRESIDENT'S AWARD Awarded by the American Association of State Highway and Transportation Officials (AASHTO) in the environment category for team work to reduce impacts on sea turtles for the Ravenal Bridge, Charleston, South Carolina		2006 "NUMBER SEVEN" TOP TEN ALL-TIME BRIDGES Awarded by Roads & Bridges Magazine for the Ravenel Bridge, Charleston, South Carolina
AWARD OF MERIT Awarded by the Post Tensioning Institute for the Ravenal Bridge, Charleston, South Carolina		2006 GRAND AWARD Awarded by the American Council of Engineering Companies for engineering excellence for the Ravenel Bridge, Charleston, South Carolina
2006 EXCELLENCE IN HIGHWAY DESIGN AWARD Awarded by the Federal Highway Administration for the Ravenal Bridge over the Cooper River, Charleston, South Carolina		2005 OUTSTANDING CIVIL ENGINEERING ACHIEVEMENT AWARD Awarded by the East Coast (Charleston, SC) branch of the American Society of Civil Engineers for the Ravenel Bridge, Charleston, South Carolina
2005 PRIZE BRIDGE COMPETITION AWARD Awarded the 2005 Prize Bridge Competition Award by the National Steel Bridge Alliance for the Ravenel Bridge over Cooper River		AWARD OF MERIT Awarded by the Board of Napa County Landmarks for the Third Street Bridge, Napa, California
WORLD DESIGN AWARD Awarded by the Industrial Designers Society of America to MacDonald for his work as a "Creative Visionary",  San Francisco, California		EXCELLENCE IN TRANSPORTATION AWARD Awarded by the California Department of Transportation (Caltrans) for the Third Street Bridge, Napa, California
AWARD OF MERIT Awarded by the National Steel Bridge Alliance for the I-80 Pedestrian and Bicycle Overcrossing in Berkeley, Californi		AWARD OF MERIT Presented by the Consulting Engineers and Land Surveyors of California (CELSOC) for the Third Street Bridge, Napa, California
FEDERAL DESIGN ACHIEVEMENT AWARD Presented by the Presidential Design Award Program for Frank G. Mar Community Housing Development, Oakland, California		REGOLD'OR MERIT AWARD Awarded by Domus Magazine for Mixed-Use Waterfront Project, Rome, Italy
AWARD FOR EXCELLENCE IN ARCHITECTURAL CONSERVATION Awarded for the Restoration and Rehabilitation of the Golden Gate Bridge Toll Plaza by the Foundation for San Francisco Architectural Heritage		AWARD OF EXCELLENCE Awarded by the American Concrete Institute International for the Diestelhorst Bridge in Redding, California
COMMUNITY ASSISTANCE AWARD Presented by the California Chapter of the American Institute of Architects for Affordable Housing Projects in California		CONSTRUCTION AWARD Awarded by Northern California and Western Nevada Concrete Bridge for the Diestelhosrt in Redding, California
COMMENDATION AWARD Presented by the California Council of the American Institute of Architects for the Golden Gate Bridge Toll Plaza, San Francisco, California		SPECIAL COMMENDATION AWARD Awarded by St. Louis Chapter of the American Institute of Architects for Architectural Photography
CITY OF VISION AWARD Awarded by the International Making Cities Livable Award in Santa Fe, New Mexico		WORLD HABITAT AWARD Presented by the United Nations in Hiroshima, Japan for Frank G. Mar Community Housing Development, Oakland, California
TOP 10 BRIDGES Roads and Bridges Magazine 2003 - Oakland Skyway Project Oakland, CA 2002 - Cooper River Bridge Charleston, SC 2001 - Oakland Bay Bridge Oakland, CA