Work starts on Thameslink upgrade to cut delays through central London

Work has begun to upgrade a signalling system on the Thameslink line as part of measures to improve reliability on one of the busiest parts of the rail network.
(c) Network Rail
To help reduce delays, Network Rail engineers are installing a backup train detection system between London Blackfriars and Farringdon, so if one fails, a secondary system can take over.
Train detection systems play a vital role in keeping services running safely and on time by monitoring trains’ positions and move