REPAIR/MAINTENANCE AND CLEANING OF SEPTIC TANK, SOAK WELL, SEWAGE LINE, MAN HOLE AND ALL CONNECTED WORKS AT 140 MTN BDE AREA AT 305 FD HOSP 384 COY ASC SUP, B DET AND 106 FD WKSP, AT COY, TRANSIT CAMP AND 27 PUNJAB UNDER GE TAWANG