b'Data trends Data trendsholder must nominate a qualified Chieflaunch areas and identifying sensitive Remote Pilot. The Chief Pilot does notflora and fauna to avoid (e.g. scouting have to be present, but signs off flightfor eagles). Try to fly along strike with plans and is essentially acting as a recordthe terrain instead of across/up and keeper for CASA. over to avoid climb issues. A tale from Do you use survey control, such as RTK basephotogrammetry involved flying over stations? a hill in one direction and unavoidably being left above the legal limit on the Yes, but drone flights are increasinglyother side. The solution was to simply using new base stations, of which thesplit the survey into two, which is not most widely known at the moment isan onerous problem when you consider Aeropoints. An hour before survey thebatteries often need changing every half flat, tile like GPS units are placed aroundto one hour anyway.the perimeter of the survey and one inHow does weather affect surveys?the centre for similar results to traditional Tim KeepingRTK techniques. They can also be placedBesides rain and dim light conditions for Associate Editor for geophysicalat different heights to increase heightphotography, flights for the small drones datamanagement and analysisresolution. are often restricted by winds above technical-standards@aseg.org.au Typical pre-survey preparations? 2030 km/h. Even though geophysics drones may be heavier, the extra hardware Survey design is so easy with theattached means there is more surface area Surveying with drones various free apps and programmes thatfor the winds to buffet.you barely have to type, however youMore informationIf you dont have a drone then you haveshould use programmes such as Google probably flown one in a mates backyard.Earth to check elevation profiles toGeneral information: https://www.casa.They seem simple, are clearly a growingunderstand your terrain issues and carrygov.au/droneflyermethod in exploration and look like aout an onsite recon to confirm. Pre-flight logical successor to certain ground surveys,logistics planning includes managing theFind out if you in a no fly zone? https://but what details should we know aboutnumber of batteries required, locatingcasa.dronecomplier.com/externaldrone surveys? I sat down with a licensed drone operator who specialises in ground imagery of mines to get tips on the world of Remote Operator Certificate (ReOC)and Remote Operator Pilot Licence (RePL).The obvious is, can I do it all myself?If you are a business you must have the necessary licenses and certificates. Even flying for fun will soon need accreditation for anything over 250 g and mandatory drone registration is planned by CASA (Civil Aviation Safety Authority).Is it as (legally) simple to run as a ground survey?An important clarification is that drone surveys incur regulation of both CASA and your local Mining Act. Airspace is anything in the air and while surveys may appear harmless there are rules that must be followed. Drone surveys are viewed as airborne surveys by most states, who expect to be properly notified in advanced. In addition, while grey in writing, it is always best stakeholder/explorer relationship practice to notify the land owner (including government departments).What are ReOC and RePLThe business needs the certificate and the pilot needs the license. The certificate OCTOBER 2019 PREVIEW 42'