Howrah Division- Signalling Work In Connection With- Schedule-A1-Signalling Cost For Construction Of New Lhs In Lieu Of Lc Gate No. 26/1/1(E) By Railway'S Relieving Girder Under Aen/Az. Schedule-A2- Telecom Cost For Construction Of New Lhs In Lieu Of Lc Gate No. 26/1/1(E) By Railway'S Relieving Girder Under Aen/Az. Schedule-B1-Signalling Cost For Construction Of New Lhs In Lieu Of Lc Gate No. 21/1/C/E (Ml) By Railway'S Relieving Girder Under Aen/Kwae. Schedule B2-Telecom Cost For Construction Of New Lhs In Lieu Of Lc Gate No. 21/1/C/E (Ml) By Railway'S Relieving Girder Under Aen/Kwae.