In a first for Kerala, the Southern Railway has invited tenders to install the Kavach collision-avoidance system in the 107-km Ernakulam-Shornur rail corridor, at an estimated cost of ₹68 crore. Considering these factors, the Railways has recently focused on installing an automatic signal system and adding a third track to the Ernakulam-Shornur corridor,” official sources said. Based on this, Southern …