ADDN/ALTN OF BUILDING NO P-138, BUILDING NO BI-15, MAIN ENTRANCE DOOR AT BUILDING NO T-110 AND REPAIR/REPLACEMENT OF JOINERY, WOODEN PANELLING OF BUILDING NO SM-82 AND CERTAIN WORK IN BUILDING NO BI-15 INSIDE VIJAY DURG UNDER GE(VD) KOLKATA ADDN/ALTN OF BUILDING NO P-138, BUILDING NO BI-15, MAIN ENTRANCE DOOR AT BUILDING NO T-110 AND REPAIR/REPLACEMENT OF JOINERY, WOODEN PANELLING OF BUILDING NO SM-82 AND CERTAIN WORK IN BUILDING NO BI-15 INSIDE VIJAY DURG UNDER GE(VD) KOLKATA