ELECTRICAL WORK

Amount

Regular tower to tower ground patrolling & tower patrolling (whenever required) of approximate 47.72 KM following mentioned 132 KV Lines, Patrolling work consist of detection of the defects like missing/theft tower members, hot point, punctured/flashed over insulator disc, dislocation of vibration dampers/damaged conductor/earthwire checking of foundation/stubs & position of trees in the corridor of 27 meter of the liens, removing of nests from the tower. Patrolling shall be done regulary on quaterly in a year. (A) 132 KV Khurja - Khurja-II S/C Line - 18.41 KM (B) 132 KV Khair- Jahangirpur S/C Line - 29.309 KM

Opening/cutting of Nut & Bolts of remaining cut pieces of tower members stolen by miscreants to be opened safely/cut safely with the help of gas cuter/hacksaw blade. Fabrication & fixing of tower parts/members from scrap GI angle including cartage of steel angles from the sub station store, punching holes, proper tightening of Nut & Bolts punching & chamfering of bolts at different locations of above transmission line.

Repairing of damaged jumpers at tension towers with the help of PG clamp

Tightenning of jumpers at tesnion towers on both sides.

Replacement of damaged/punctured insulators of string at different tower locations of 132 KV Lines including cartage of material from store to work site of the above line. (a) For Suspension string.

(b) For Tension string.

Looping, chopping and cutting of tress branches in the 27 meters corridor of above line and stacking of above cutting at proper place far from the line.

Repairing of damaged ACSR Zebra/Panther conductor by using repair sleeves after lower down the conductor from tower and re erection of conductor after repairing the conductor.

Attending breakdown of broken Zebra/Panther conductor by binding & fixing Mid span compression joints including lowering down of conductor and Mid Span compression joints and restring of the same up to 01 KM.

Emergency Patrolling for attending breakdown of above 132 KV above noted lines.

Attending breakdown of earthwire/tightening of loose earthwire up to 01 KM and also laying and erection of missing earthwire.

Removal of bird's nest from different tower in respect of above line.

Manually checking of Polymer/Disc Insulator string from cross arm to tower top of all tower locations checking of its healthness.

Regular tower to tower ground patrolling & tower top patrolling (whenever required) of approximate 60.24 Km. following mentioned 220 KV Lines. Patrolling work consist of detection of the defects like missing/theft tower members, hot point, punctured/flashed over insulator disc, dislocation of vibration dampers/damaged conductor/earthwire checking of foundation/stubs & position of trees in teh corridor of 35 meter of the lines removing of nests from the tower. Patrolling shall be done regulary on Bi-quarterly in a year. (A). 220 KV Khurja - NAPP D/C Line (One Circuit is LILO at 220 KV S/S Debai ) - 60.24 KM.

Opening/cutting of Nut & Bolts of remaining cut pieces of tower members stolen by miscreants to be opened/cut safely with the help of gas cutter/hacksaw blade. Fabrication & fixing ot tower parts/members from scrap GI angle including cartage of steel angles from the sub station store, punching holes, proper tightening of Nut & Bolts, Puching & chamfering of bolts at different locations of above transmission line.

Repair of damaged jumpers at tension towers with the help of PG clamp.

Tightenning of jumpers at tension towers on both sides.

Replaceement of damged/punctured insulators of string at different tower locations of 220 KV Lines including cartage of material from store to work site of the above line. (A) For Suspenion string.

(b) For Tension string.

Lopping, Chooping and cutting of trees branches in the 27 meters corridor of above line and stacking of above cutting at proper place far from the line.

Attending breakdown of broken Zebra/Panther conductor by binding & fixing Mid span compression joints including lowering down of conductor and Mid Span compression joints and restring of the same up to 01 KM.

Repairing of damaged ACSR Zebra conductor by using repair sleeves including lower down the conductor from tower and re erection of conducotor after repairing the conductor.

Repairing of conductor by providing repairing sleeve when conductor down to earth during attending breakdown of conductor as mentioned in item No. 07

Emergency Patrolling for attending breakdown of above 220 KV above noted lines.

Attending breakdown of OPG/Tightening of loose earthwire up to 01 section and also laying and erection of missing earthwire.

Removal of bird's nest from different tower in respect of above line.

Manually checking of Polymer/Disc Insulator string from cross arm to tower top of all tower locations checking of its healthness.

Hi-tech power transmission

KARAN SINGH