News over the last couple of days is that Tullamarine International is finally getting a 3rd runway parallel to RNWY 34/16. This will open up more Traffic, Passengers and hopefully more airlines. Will be built by 2031-2033 and will also come with the long awaited airport train line which will also come around this time, as said by the CEO of MEL.
Couple Renderings by Melbourne Airport as well as a Map of the new runway by 7 news