supply and stacking of stone bolders and crushed stone aggregates of various size and coarse sand (dry) for pmt works and minor bridge for construction/improvementof road dikchu rangrang from cl-9 to nhdl specifications between km 0.00 to km 7.36 (net length 7.18 km)under 87 rcc/764 brtf in project swastik in the state of sikkim job no. 314/165(raa); 1 for pmt works between km 0.00 to km 7.36 2 stone boulders 3 stone aggregates size 40 mm 4 coarse sand (dry) 5 for minor bridge between km 0.00 to km 7.36 6 stone boulders 7 stone aggregates size 40 mm 8 stone aggregates size 20 mm 9 stone aggregates size 10 mm 10 coarse sand (dry)