Dartford train services affected by engineering works at Slade Green this weekend | Updated: 10:36, 15 January 2021 Rail users are being advised to check before they travel in the Dartford area as work to replace the track and points at Slade Green junction, up the line towards London, starts this weekend. The £4.5 million project will reduce faults and delays at the heavily used junction, where lines from South East London and Greenwich meet each other on their way to Dartford and into Kent. Rail users are being advised to check before they travel in the Dartford area as work to replace the track and points at Slade Green junction, up the line towards London, starts this weekend. Picture supplied by Network Rail