Sources said this signalling system is likely to be part of the CST-Panvel elevated line on which 19 AC trains of 12 coaches each will operate. PIC FOR REPRESENTATION

Looks like the Railways' plans to introduce the Communications-based Train Control (CBTC) system in local trains will be pushed further into the future, as it will now be implemented only in the Mumbai Urban Transport Project (MUTP-III), which is slated for completion by 2022.