Richard Korman/ENR Maria Leo, right, mother of crane operator Donald Leo, who died in the 2008 tower crane accident, and attorney Bernadette Panzella, criticize acquittal of crane owner James Lomma outside Manhattan courtroom. Richard Korman/ENR James Lomma, left, leaving the defense table minutes after his acquittal in state court in Manhattan on manslaughter charges. Related Links: Acquittals in Ground Zero Fire Trial Acquitted Master Rigger Seeks Return of License Lomma Employee Plea Deal 2010 Tudor Van Hampton Blog on Lomma Case In six terse sentences following two months of testimony and technical detail, a state court judge in Manhattan cleared
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.