Not feasible, exisiting NSL track already has HHPSDs.
Yes, but can't they just remove the HHPSD, put
them at the new platform and cover up the existing
track?
______________________________________________
NEW
PLATFORM
=========================================== NSL
PLATFORM
============================================ EWL
PLATFORM
____________________________________________HHPSD
(Previous position)
============================================ Ex-NSL
track (Covered up--like punggol lrt station)
____________________________________________HHPSD
(Previous position)
PLATFORM
============================================ EWL
____________________________________________HHPSD
(New position)
NEW PLATFORM
____________________________________________HHPSD
(New position)
============================================ NSL (New track)
____________________________________________New
HHPSD
NEW PLATFORM
__________________________________________________