The DEENA 7 standard instrument departure has no designed positive separation method, making it susceptible to loss of separation occurrences.
The DEENA 7 standard instrument departure was withdrawn in the November 2023 AIP update. As such there is no longer a safety issue.
Airservices Australia advised that the DEENA 7 SID has been redesigned to remove the 2 conditional requirements of the procedure. The changes are planned to be part of the first implementation package for Western Sydney International (Nancy-Bird Walton) Airport, although at the time of writing the timeframe was unknown.
Airservices Australia has advised of their plans to introduce a revised procedure to replace the current DEENA 7 SID by the end of 2023.
The ATSB welcomes the changes as advised by Airservices Australia and will continue to monitor the safety issue.
Airservices Australia has advised that the DEENA 7 standard instrument departure was withdrawn in the November 2023 AIP update.
As no timeframes for the implementation could be provided, the ATSB will continue to monitor the safety issue and provide website updates.
