SPH Engineering - Control your drones4/30/2026UAV Bathymetric Monitoring of a Water Pond within the TSF at Oyu Tolgoi Mine in MongoliaDrone-based bathymetric surveys support safe monitoring of a water pond at Oyu Tolgoi mine using a UAV-mounted echo sounder.Read at SPH Engineering - Control your dronesTagscivil-engineeringengineering