Thornton Tomasetti co-founder and former CEO saw needs in project design and delivery and workforce skillbuilding until his Dec. 12 death

Long career for transportation operations and finance expert included a long stint as the U.S. Transportation Dept chief operating officer and leadership of two major U.S. urban transit systems.

Shea was known for tackling some of the most difficult tunneling work.

During his career as a structural engineer, Asrow was involved with numerous major projects in Chicago, as well as updating the city's high-rise building code.

Design firm owner, ahead of her time in promoting wider use of new techniques and technologies and more recognition of women professionals, died on Oct. 1 in Branford, Conn.

Former MTA Capital Construction chief navigated challenges both technical and political to guide completion of billions of dollars in projects to keep millions of city residents and visitors moving.

Longtime Duke University civil engineerng professor authored 20 books on engineering, design and history.

Cause of sudden death was not disclosed of exec who led the $17B Hanford nuclear waste vitrification plant project, but Bechtel has named company veteran Brian Hartman as new project director.

Executive is remembered as a leader who built a successful construction firm with his unique ability to problem-solve and a penchant for taking risks.

Best known for his Statue of Liberty lighting for its 1980s restoration, the innovator personally contributed to more than 2,500 projects in 60 countries during his career.