Some economists have argued a second round of economic stimulus spending should focus on public works projects.�However, others have suggested that it would take too long for the projects to actually begin for them to provide the quick increase in hiring and spending that is required for a speedy recovery. The naysayers have a point if we’re talking about conventional projects, but I believe that’s not the case if we begin to apply a variety of Web 2.0 technologies that have become pervasive in other industries but have not been widely adopted in the public works field. It’s time for
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.