 The Connex South Eastern train was approaching Spa Road from New Cross and had received the correct signalling sequence of a Preliminary Caution (two yellow aspect signal) and Caution (single yellow aspect signal) prior to L154 (the signal protecting the junction) being at Danger.However the driver did not respond to the signals and failed stop his train at the Danger signal, continuing until his train collided with the Thameslink train at the trailing points.The Thameslink train was an eight-coach train consisting of two Class 319 four-coach electric multiple units (EMUs).