Details: replacement of disc insulators as including lowering/tensioning/re-sag of conductor as applicable.(all material and only special t&p shall be arranged by rvpn. general t&p shall be arranged by the contractor.a :-220 kv heerapura-ktps line from tower location no. 1 to 292 suspension tower (08 nos. workmen) tension tower (11 nos. workmen) repair of acsr conductor including lowering down conductor at suspension points to ground and/providing repair sleeve/armour rod/suspension clamps/related works and re-fitting of conductor(all material and only special t&p shall be arranged by rvpn. general t&p shall be arranged by the contractor). 220 kv heerapura-ktps line from tower location no. 1 to 292