Annual maintenance of various 132 KV Transmission lines under ETD, Robertsganj for one year

Amount

Periodic tower to tower ground patrolling of following lines under ETD, Robertsganj (as per details enclosed). The work includes capturing of co-ordinates of all tower locations, all power line crossing, river crossings, railway crossings, canal crossings, plantation under line corridor, preparing list of missing /loose/ hanging/ rusted/broken tower parts, stubs, broken chimney/coping, excavated/rain cut tower footings their surroundings, damaged revetment walls, missing/damaged tower accessories, conductor accessories and any other deformities observed at any location and submit report in triplicate copy. fixing of missing pieces & tightening of loose/hanging tower parts and nut & bolts and proper punching & tack welding (only missing tower parts nut-bolts & washer will be provided by department) and clearing the entire lines corridor from undesirable plantation, scrapers etc as per schedule mentioned below:- 1-Reguler patrolling will be done four times in a year. 2-Emergency patrolling will be done Immediately as and when required after tripping/breakdown of lines in affected portion only (approx qty twice the length of line in a year) 3-Cleaning of disc insulator will be done once in a year from October to November month (only in polluted area) 4-Thermal scanning will be done once in a year before the summer start. 5-Jumper tightening will be done once in a year after thermal scanning when required. 6-Missing tower parts replacement will be done immediately as per requirement. 7-Checking/tightening of conductor/earthwire /OPGW/ tower accessories will be done once in a year as well as when required. 8-Preventive maintenance/normal breakdown of damaged/broken jumpers/conductor/earthwire/ OPGW/insulator string etc. will be done at various locations immediately. Simultaneous normal breakdown of same line at different locations/different lines will be attended in parallel without any delay.

1. 132 KV Anpara-Morwa ckt-I&II line up to UP Border (loc. No. 01 to 21) (2X11.5 Kms) 2. 132 KV Anpara-Morwa LILO at 132 KV S/S Bina (loc. No. 01 to 22) (2X6.5 Kms) 3. 132 KV Pipri-Robertsganj ckt-I&II (loc. No. 01 to 184) (2X62 Kms) 4. 132 KV Pipri-Anpara ckt-I&II (loc. No. 01 to 81) (2X27 Kms) 5. 132 KV Pipri-Obra Hydel ckt-I&II (loc. No. 1 to 117) (2X35 Kms) 6. 132 KV Pipri-Obra Thermal SC line (loc. No. 1 to 134) (1X36 Kms) 7. 132 KV Pipri-Kanoria SC line (loc. No. 1 to 29) (1X7 Kms) 8. 132 KV Pipri-Hitech Carbon (ABCIL) SC line (loc. No. 1 to 29) (1X7 Kms) 9. 132 KV Pipri-Robertsganj ckt-I LILO at Sone Pump canal line (loc. No. 1 to 31) (2X4 Kms) 10. 132 KV Obra-Robertsganj ckt-I&II (loc. No. 1 to 88) (2X28 Kms) 11. 132 KV Obra-Dalla ckt-I&II (loc. No. 1 to 30) (2X10 Kms) 12. 132 KV Obra(Hydel)-Obra (Thermal) ckt-I&II (loc. No. 1 to 5) (2X1.5 Kms) 13. 132 KV Obra(Hydel)-Obra Dam TSS line (loc. No. 1 to 7) (1X1.5 Kms) 14. 132 KV Robertsanj-Sahupuri ckt-I&II (loc. No. 1 to 161) (2X48 Kms) 15. 132 KV Robertsanj-Mirzapur ckt-I&II (loc. No. 1 to 118) (2X42 Kms) 16. 132 KVRobertsganj-Pasahi ckt-I&II (loc. No. 1 to 51) (2X14.3 Kms) 17. 132 KV Robertsganj interconnector ckt-I&II (loc. No. 1 to 03) (2X0.5 Kms)

Thermal Scanning during period for one years of above ckt length

shiv shankar enterprises

M/S Narayan Electrical & Engineering Works