East of Ronkonkoma to Greenport trains operate in non-signalled or "Dark Territory", with all train movements governed by train orders and timetable authority.
All train movements are governed by train orders and timetable authority. East of Ronkonkoma to Greenport, trains operate in non-signalled or "Dark Territory".
East of Ronkonkoma to Greenport, trains operate in non-signalled or "Dark Territory". All train movements are governed by train orders and timetable authority.
East of Ronkonkoma to Greenport, trains operate in non-signalled or "Dark Territory". All train movements are governed by train orders and timetable authority.