AusALPA Submission to Airservices Proposed Lowering of Class E on the East Coast to 6500' AMSL AusALPA has been actively involved in stakeholder engagement with Airservices’ airspace proposals, particularly those related to the “J-curve”, for some time. We have been stridently critical of the way in which Airservices (AsA) has presented the various proposals to modify Australia’s existing airspace architecture, especially in the absence of any semblance of Design and Implementation Safety Cases. Read more>> August 18, 2022