REPAIR REPLACEMENT MAINT REROUTING SYSTEM AND RISING MAINS INCLUDING MS PIPE LINE HEADER AND CONNECTING ITEMS AT 200 DUS OTM I SHANKAR VIHAR OTM II III 180 ORS BANA SINGH ENCLAVE 1 SIGNAL ENCLAVE ANUJ VIHAR YOGINDER VIHAR AND SUBROTO PARK IN THE AREA (投標 №95292039cn)