5 ms·
These are mainline trains between Paddington and Acton Main Line which use overhead power lines, not a third rail as with Underground services.
by vinay427 3y ago
These are mainline trains between Paddington and Acton Main Line which use overhead power lines, not a third rail as with Underground services.
- martinald 3y agofourth*. Underground uses 2 rails for power delivery. A lot of the rest of SE London/Kent uses 3rd rail.