Well, zone has to care when a train's coaches have past beyond rated/true lifespan. Legacy is a whole different topic and does not have much percentage of participation in LHB rendering. Practical symptoms are frequently eye catching which includes replacement of CC with 3AC, attachment of spare ECR coaches in the trainset and on. SER is well aware of the consequences that may happen at any unpredictable moment. SRC CDO's sanctioned LHB take for 12827 along with RNC div.s' 22891/92 Swarnim initiative must yield a quick legitimate resolution in passenger safety.