“Sign up on the bulletin board!” shouted the guy walking down a corridor in Riggs Hall, waving a flyer at me. I was a junior civil engineering major at Clemson University, and I was hooked. Build and race a concrete canoe in competition with my classmates? Like many of the opportunities in my life, this one was just too tempting to pass up. For Civil Engineering types, the event, born out of intramural races held in the 60s, is the equivalent of the America’s Cup.