The Utah Department of transportation is replacing the pavement on I215. Interstate 215 is a belt route around Salt Lake City. It lets people travel from Draper to the Mouth of Parley's canyon while avoiding the traffic of the central valley.
I took the picture from the pedestrian overpass which leads to Churchill Junior High School.
This next picture shows two different days of work. The first is the preparation for the road destruction and the second is the debris pile: