Related Links: Industry Executives Weigh In On What's Happening Around the Table Six "Myths" of AEC Firm Corporate Boards When Florida engineering firm PBSJ Corp. added the first outsiders to its board of directors in 2005, forced to do so by new Sarbanes-Oxley regulations for employee-owned firms with a certain amount of shareholders, the unease was palpable."It was a culture change for the firm, and it took a while for the board and employees to accept non-employees being involved in its governance," says William D. Pruitt, a retired CPA who was named to head the PBSJ board's audit committee. "The
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.