The route, mode of transport (vehicle) and directions to Punggol MRT Station
from Serangoon MRT Station above is derived based on the best possible
route optimised with the least amount of walking distance.
The direction service shows routes via train or subway (MRT), tram or light rail (LRT), or bus..
It does not take into account of having to take any additional bus or having fewer transfers
at stations/interchanges by walking longer distances to a nearby alternative station for best