Tender For design,manufacture, supply, installation, programming, testing and commissioning of electronic interlocking (ei) system by oem conforming to attach tentative signalling planned rdso specification as per rdso/spn/192/2019 ver. 2.0 with latest amendments and supply of indoor and outdoor signaling materials ,trenching , cablelaying, termination of s&t cables of various cores complete for indoor and outdoor works of sandasal station along with alteration /modification at two stations at samlaya and timba road in connection with guge conversion from ng to bg between samlaya - timba road (53.5 kms) on varodara division of western railway