supply and stacking of stone aggregates of various sizes and coarse sand (dry) for pmt and ilcb works on road rangpo- rorathang between km 0.00 to km 9.700 and for wmm works at km 45.00 on r-r-k road (wmm plant site) and for dbm and bc works at km 71.00 on road damdim-algarah-rishi (hmp site) for improvement of riding quality and rehabilitation works on road rangpo- rorathang between km 0.00 to km 9.700 under 130 rcc/764 brtf in project swastik in the state of sikkim job no. 308/169. (completion period: 60 days from the date of commencement of work which will be mentioned in work order no. 1 and as per delivery schedule given in the schedule-a)