YNK-HUP is already FEDL. There were some land issues near Rangepalli so there was some delay for making HUP-PKD to make FEDL. current block is taken for PKD yard re-modeling
Regarding PKD-DMM, works are at early stages
GTL/GY...
more... to ATP is almost FEDL (Till last but one station before ATP), ATP yard modification is pending
ATP-DMM : Some stretches of doubling are already opened .. 1 or 2 bridges are pending so 1 year is more than sufficient for entire YNK-GTL doubling except pkd-dmm