Annual Maintenance Contract for the existing EHT 230 KV and 110 KV Lines of Thiruvarur Lines Sub Division in Trichy Operation Circle

Amount

Labour Charges for

Conducting periodical line patrol & checking tower members, insulators, jumpers, hardware fittings & all other accessires, and identifying the weak spots to carry out the rectification works periodically by Ground line patrol when the line is in energised condition including all labour, lead, lift, etc., complete.

Conducting special line patrol for tripping & checking insulators, jumpers, hardware fittings & all other accessires & identifying the weak spots to carry out the rectification works by availing Line Clear including all labour lead, lift, etc., complete.

Conducting special line patrol for breakdown & checking insulators, jumpers, hardware fittings & all other accessires by climbing the towers & identifying the weak spots to carry out the rectification works by availing Line Clear including all labour, lead, lift, transport etc., complete.

Conducting Pre monsoon checking of tower members, insulators, jumpers, hardware fittings & all other accessires by climbing the towers & identifying the weak spots to carry out the rectification works periodically by availing Line Clear including all labour, lead, lift, etc., complete.

Clearing Light Jungle

Tree cutting with cost of all labour,lead,lift for all kind of trees etc.,complete.(Casurina & Euquiliptus).

PCC (1:2:4) using 20mm HBG stone for Muffing & Coping with form work including cost of all materils,curing,lead,lift,etc.,complete

Plastering with CM1:3,12mm thick for coing portion of tower leg including cost of all materils,labour, lead, lift, curing etc.complete

Replacement of 14 units of tension insulators with fittings, including cost of all,labour,lead,lift,etc., complete as per standard specification

Replacment of 13 units of suspension insulators with fittings, transporting from stores to site including, labour, lead, lift, etc., complete as per standard specification.

Replacment of 8 units of tension insulators with fittings, transporting from stores to site including , labour, lead,lift,etc., complete as per standard specification.

Replacment of 7 units of suspension insulators with fittings, transporting from stores to site including , labour, lead,lift,etc., complete as per standard specification.

Providing mid span joints for Zebra conductor by availing LC including charges for lowering the conductor, providing jointing & re-stringing with all labour, lead, lift etc., complete as directed by the Engineer at site.

Providing mid span joints for Panther conductor by availing LC including charges for lowering the conductor, providing jointing & re-stringing with all labour, lead, lift etc., complete as directed by the Engineer at site.

Rectifying/Replacing the defective 230 kV jumpers which have been identified by the patrolling gang & providing new jumpers including charges for providing temporary earthing at works spot making arrangements at towers for rectification/ replacement of defective jumpers with new jumbers, removing temporary earthing from works spot after completion of works with all labour, lead. lift,etc., complete, as per the instructions of the Engineer in charge of the line.

Rectifying/Replacing the defective 110 kV jumpers which have been identified by the patrolling gang & providing new jumpers including charges for providing temporary earthing at works spot making arrangements at towers for rectification/ replacement of defective jumpers with new jumbers, removing temporary earthing from works spot after completion of works with all labour, lead. lift,etc., complete, as per the instructions of the Engineer in charge of the line.

Providing 230 kV Repair sleeve for conductor by availing LC including charges for lowering the conductor, providing jointing & re-stringing complete, as per the instructions of the Engineer in charge of the line.

Providing 110 kV Repair sleeve for conductor by availing LC including charges for lowering the conductor, providing jointing & re-stringing complete, as per the instructions of the Engineer in charge of the line.