It would be useful to most contractors to be able to fly drones over their jobsites while activity is in full swing, allowing them to make more observations of the work in progress, the number of people on site and more. However, Richard Lopez, Hensel Phelps VDC manager, told Commercial UAV News that even though the company secured a waiver, it will still avoid flying over people when possible and that its extensive safety protocols, in part, helped it win FAA approval.