tender for hiring of hemm for removal of all types of mats in all kind of str for exp var coal seams fr sur dn to laj seam incl its drlg, excv, ldg, transp, dumpg, sprd, dzng, water spnkg as per the inst of the p mgt at socp, iv area, mcl-2 complete cleaning of base assembly ( all chamber of base ) rack and rail mounting area of abhimanyu dragline. 3 removal of 16 nos. rack gear segment and repairing of 128 nos. oval barrel boltholes of rack segments, 128 nos. side holes in rack gear segments and fitment of all 16 rack segments again for accurate marking & indexing of base plate holes. 4 repairing of 128nos. oval base holes ( foundation ) by plugging and drilling with drilling of top plate of base and fitting of 16 nos. rack gear segment with stiffner welding. 5 torque tightening of all barrel bolts & joint bolts of 16 nos. rack segments. 6 hiring charges for 02 nos. welding machine with all accessories for 30 days. 7 hiring charges for 02 nos. grinding machine with all accessories for 45 days. 8 hiring charges for 02 nos. gas cutting set with all accessories for 45 days. 9 hiring charges for heavy duty auto feed radial drill machine ( per hole ) inclusive of charges of heavy duty auto feed radial drill machine, drill bits, guides, boring fixtures, other attachments, reamers, labour charges etc for 256nos. of holes. 10 providing of 120ltrs of liquid nitrogen for job of placing of barrel bolts & joint bolts. 11 total impact of gst for the purpose of ctc