supply of materials and execution of work for replacing 50 rotten sp-21 poles and 30 sp-10 poles for safe and regular operation and maintenance of lt lines in syalde dehat section under the university sub-division, bhikiyasain, of the university division, bhikiyasain.-lt clamp with n&b st pole sp-21 2 lt clamp with n&b st pole sp-10 3 stay clamp for sp-21 with nut & bolt 4 stay clamp for sp-10 with nut & bolt 5 suspension clamp with eye hook 6 shackle insulator 100x115 mm with n&b 7 stay insulator 100x115 8 j hook for ab cable 9 excavation of pit for stay set 10 erection of lt stay set 11 grouting of stay set 12 excavation of pit for pole 13 erection of single sp-10 pole 14 erection of single sp-21 pole 15 grouting of pole 16 muffing of pole 17 dismantling of sp-10 single pole 18 dismantling of sp-21/sp-23 single pole 19 dismantling of lt line 1 p 2 w(weasel) 20 dismantling of lt line 3 p 4 w(weasel) 21 laying of lt service cable(overhead) 22 laying of 3p 4w lt line (weasel) 23 laying of 1p 2w lt line(weasel) 24 laying of ab cable of size 120 sqmm 25 cartage sp-10 pole, 21-50 km 26 cartage sp-21/23 pole, 21-50 km 27 cartage of petty material,21-50 km 28 headload cartage sp-10 pole(1-3 km) 29 headload cartage sp-21/23 pole(1-3 km) 30 headload cartage of material(1-3 km) 31 back cartage of petty material,51-70 km