Lew described Floyd Hill as “one of the few remaining very challenging sections along the stretch going from Denver to the mountains.” CDOT Floyd Hill project Director Kurt Kionka points up at the bridge construction during a tour of the Interstate 70 Floyd Hill Project on Wednesday. Weather moves in over the Floyd Hill Project on Interstate 70. In the mountains, construction crews have to contend with ever changing conditions, including lightning, which led to brief delays for safety on Wednesday. Ryan Spencer/Vail DailyMatt Hogan, the project director with Kraemer North America, the primary contractor on the project, said that more than 1 million hours of labor have gone into the I-70 Floyd Hill Project so far — and many more are ahead.