Use of Commercial Drones For Surveying. With Thanks to DJI for Use of video. Collecting land data using traditional surveying methods has been to date one of the most time-consuming elements for many projects.  The advancement of drone technology is changing the nature of a land and construction site surveyor’s role, effectively allowing them to accomplish more in less time. Today the use of commercial drones or UAVs (unmanned aerial vehicles) for land surveying has become common practice in some…