Complex sentence: The track and signalling would have to be reconnected and reconfigured at Grove Junction Finally pathing trains into Tunbridge Wells Central station, which is already congested at peak hours, would also pose problems.
Split into simpler sentences: The track and signalling would have to be reconnected and reconfigured at Grove Junction. Finally, pathing trains into Tunbridge Wells Central station, which is already congested at peak hours, would also pose problems.