go to oneshift.com.sg
they have this map that calculate the route u should take to avoid ERP, well, unless u stay just right outside ERP gantry, then die die must gana one big time first.
In fact most of the time when u make a detour, the petrol cost is more than the ERP charges.. Almost all alternative roads will have ERP installed. So basically, no use to bother which route to use.
go to oneshift.com.sg
they have this map that calculate the route u should take to avoid ERP, well, unless u stay just right outside ERP gantry, then die die must gana one big time first.