FIRST READ COMMENTARY: Providing valuable, credible information can be the foundation of a sound business model, something the earliest online business learned in a hurry.Take Autobytel, for example. The web’s first car-buying website launched in 1995, supplying consumers with information they’d never before had access to: how much automotive dealers paid for new cars. “The dealers hated it,” recalls Thomas Heshion, a former executive.Autobytel will always be remembered as the first dot-com to advertise on the Super Bowl, but it’s thriving more than a decade later because it supplies information that helps car buyers better understand what they’re buying, and
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.