Abraham “Abe” Gutman, 73, an internationally recognized structural engineer and concrete foundations expert whose projects included New York City’s 6-million-sq-ft

World Financial Center and foundations for the 3.3-million-sq-ft Petronas Twin Towers in Kuala Lumpur, and who also was senior vice president and a 45-year veteran of design firm Thornton-Tomasetti, died suddenly on April 9 of an undisclosed cause.

Gutman was one of the firm’s first principals and was named a fellow of the American Society of Civil Engineers.He was actively involved in structural integrity inspections and analyses of World Trade Center subgrade levels following the 9/11 attack in 2001.