Phoenix Air Unmanned logs 13,000 miles of BVLOS utility line inspections by drone By Jim Magill After about three years of operations, Cartersville, Georgia-based Phoenix Air Unmanned announced it has logged more than 13,000 miles of beyond visual line of sight (BVLOS) flights, inspecting utility transmission lines for Xcel Energy. Continue reading below, or listen: … [Read more...] about 13,000 Miles of BVLOS Utility Line Inspections by Drone: Phoenix Air Unmanned