31 October AusALPA Submission to Gladstone Airport: Aerodrome Infrastructure and Runway Code Issues October 31, 2019 AusALPA prefers ILS Instrument Flight Procedures (IFP) and 3D approaches over non-precision approaches and we advocate that they should be provided wherever they can be installed and retained if pre-existing. Our members find that ILS IFPs are an extremely useful approach type with significant safety enhancements over other approaches. Read more>> Comments are closed.