Photo courtesy of Repurposed Materials Inc. The founder and owner of Denver-based Repurposed Materials Inc., Damon Carson has created a niche market that links discarded materials to customers that can use them for another purpose. One of Damon Carson's customers recently told him, "You're really just a professional dumpster diver, aren't you?"Carson took it as a compliment. "I've been called a lot of things: Dr. Junk, dumpster jockey, trash wizard. It doesn't matter, as long as they know I've got what they need," he says.The founder and owner of Repurposed Materials Inc., Denver, Carson buys by-products from industries across 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.