Design and construction firms are waking up to the reality that one-way communication is losing ground to interactive websites and social media, such as LinkedIn and Facebook. Though these “meeting” sites are popular, a firm should neither put all its marketing eggs in one social-media basket nor dump traditional marketing tools; rather, experts say, social media should be considered as just another arrow in a firm’s quiver. “The question is, how do you re-engage the things you already know how to do with these new tool sets?” social media expert Chris Brogan asked some 700 attendees of Build Business, 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.