Howrah Division- Singalling Work In Connection With- Schedule-A1-Signalling Cost For Construction Of New Lhs In Lieu Of Lc Gate No. 5/2 By Railway'S Relieving Girder Under Aen/Ndae. Schedule-A2-Telecom Cost For Construction Of New Lhs In Lieu Of Lc Gate No. 5/2 By Railway'S Relieving Girder Under Aen/Ndae. Schedule B1-S&T Cost For Construction Of New Lhs In Lieu Of Lc Gate No. 7/5 By Railway'S Relieving Girder Under Aen/Ndae. Schedule B2-Telecommunication Cost For Construction Of New Lhs In Lieu Of Lc Gate No. 7/5 By Railway'S Relieving Girder Under Aen/Ndae.