BNSF Flies True BVLOS With New Data Link Flights by commercial unmanned aircraft systems (UAS) beyond visual line of sight (BVLOS) of the operator typically require visual observers stationed along the route of flight to keep the aircraft in sight and check that the airspace around it is free of other traffic.  BNSF Railway is using small UAS to inspect rail tracks, and has permission from the FAA to fly BVLOS because it has its own robust cellular communications infrastructure along ...

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