Preventive & Breakdown maintenance of 132 kv S/C various transmission line. 1. Patrolling & preventive maintenance work of 132 kv D/C various Transmission line.
Different type of mechanical maintenance work in CHP 400 MW station A at PTPS. 1. Collection & shifting of technological waste such as spilled over coal / coal dust etc of entire conveyor, operation of blade feeder, dewatering of conveyor galleries, operation of water spraying system of 400 MW CHP at PTPS. 2. Periodical cleaning of neutralization tank twice in a year a) Complete overhauling of Exchangers 15 nos ager every six month. b) Complete of overhauling of pressure filter / activated carbon filter 06 nos once in year. c) Overhauling & cleaning of sulphuric acid storage tanks & alkali (caustic lye) storage tank after every six months. 3. Re-insulation & sheeting of turbine side pipe line, header, drains, PRDS pipe line & deareator of unit no. 9. 4. Annual job contract for cleaning o oil guns, topping of lubricating oil in ID fan, Fans, PA Fans, RC feeders, Bowl, Mills, RAH & other minor running maint work of boiler auxiliaries of 110 MW unit no 10 in three shifts. 5. Annual job contract for operation & maintenance work of Ash handling system (including deashing & de-slagging work) of unit no. 10, 110 MW station-B.
Construction of Control room building at 33/11KV PSS Kapali. Construction of Control room building at 33/11KV PSS Jadugora. Repair & maintenance of TRW shade godown shed & TRW office building at Karandih.
Supply of PSC pole, 11KV lightning arrestor, 11KV pin insulator with pin, 11KV disc insulator with H/W, stay set, channel for AB switch, transformer MS base channel, clamp, clamp for AB switch base channel, clamp for transformer base channel, danger board, back clamp for V cross arm, V cross arm, DP channel, Dp channel clamp, DP cross bracing MS angle, DP cross bracing, stay wire, nut & bolts, earthing pipe including all allied materials, GI wire including all allied materials, transformer belting & belting support, angle for LT distribution bush, LT bracket, pole top bracket, AB switch 3 pin 200amp, HG fuse set 11KV complete set with insulator etc.
Labour charges including material transportation at site for rural electrification (erection & commissioning) of 11 KV HT Line, D/S/S & LT line & other related works with transportation of material from central store to site.
Construction of control room building at 33/11 KV PSS Kapali. 1. Construction of control room building at 33/11 KV Jadugora. 1. Repair & Maintenance of TRW Shade godown ahed & TRW Office Building.
Procurement of 33KV Low level isolator 1250A complete set without structure & Insulator & 132 KV Bus support clamp for Single Zebra Conductor for Grid Sub station, Rajkharsawan. 1. Installation of counter poise earthing at Loc No 6, 10, 15, 19, 23, 27, 34, 39, 43, 48, 52, 57, 61, 65, 70, 74, 79. 88, 84, 92, 96, 102, 109 total 23 tower of 132 KV S/C RKSN-CNDL Transmission line under transmission sub division.
Different type of mechanical maintenance work in CHP 400 MW Station A at PTPS. 1. Collection & Shifting of technological waste such as spilled over coal/coal dust etc to entire conveyor, operation of blade feeder, dewatering of conveyor galleries, operation of water spraying system of 400 MW CHP at PTPS. 1. Periodical cleaning of Neutralization tank twice in year. 1. Complete overhauling of exchangers 15 nos after every six month. 1. Complete of overhauling of pressure filter/Activated carbon filter. 1. Overhauling & Cleaning of sulphuric acid storage tanks & Alkali storage tank after every six months. 1. Re-insulation & sheeting of turbine side pipe line, header, drains, PRDS Pipe line & deareator of unit no 9. 1. Annual job contract for cleaning of oil guns, topping of lubricating oil in ID fans, FD fans, PA fans, RC feeders, bowl, mills, RAH & other minor running Maintenance work of Boiler auxiliaries of 110 MW unit No 10 in three shifts. 1. Annual job contract for operation & maintenance work of ash handling system (including deashing & de-slagging work) of Unit No 10, 110 MW, Station-B.
1 Day to day maintenance of water supply system in power house area, main services building central store, O & M store, garage workshop & ADM building at PTPS for one year. 1.2 Repair of floor & wall of acid storage tank at CWTP 400 MW station A at PTPS. 2. Emergent diversion of Ash slurry in temporary ash pond 10 A protection of its G / wall near discharge & strengthening of pedestal of Indian side at behind of central store PTPS. 3. Provision of boulder crating in the river side of temporary ash pond no. 10 A at PTPS.
Labour charge for electrification (erection & commissioning) work of 11 KV HT, D/S/S, Erection of LT lines under Electric supply area. 1. Electric supply circle, on HVDS, with transportation / including manual transportation of materials from central store site etc. for total 11 villages as enumerated scheme wise & district wise involving volume of work.
Supply of various works, Stub welding with angle of damaged position at Loc.
No. 254 ( t Leg), 262 (1 Leg), 263 (4 Legs), 264 (1 Leg), 265 (2;Legs) & 293 (1 Leg) Total 10 Legs of 220 KV STPS Transmission Line. Replacement of O/C & E/F Relay make- - English electric Model/Type- I.D.M.I in 132 kV ADPR-RKSN feeder panel at G/S/S. Stringing of E/W Conductor- at Loc. No. 20 to 23 of 132 kV D/C DVC -DVM Transmission Line sunder T/S/D DVM.
Labour charges including materials transportation at site for rural electrification (erection & commissioning) of 11 KV HT line, D/S/S & LT line & other related works with transportation of materials from central store to site of 37 nos of villages including tolas of Kuchai block under district under Electric supply circle. 1. Labour charge including material transportation at site for rural electrification (erection & commissioning) of 11 kv HT line, D/S/s & LT line & other related works with transportation of materials from central store to site of 32 nos of village including Tolas of various district.
Day to day maintenance of water supply system in power house area, main service building, central store, O & M store, garage, workshop & ADM building at PTPS for one year. 1. Repair of floor & wall of acid storage tank at CWTP 400 MW station A at PTPS. 1. Emergent diversion of ash slurry in temporary ash pond 10 A protection of its G/Wall near discharge & strengthening of pedestal of Indian side at Behind of central store PTPS. 1. Provision of boulder crating in the river side of temporary ash pond No 10 A at PTPS.
Installation of number plate and Danger Plate / in 132 KV Single circuit Rajkharsawan-Chandil Transmission Line from loc no. 01 to 118 total
number of towers 118 nos. under transmission sub-Division, Requirement of materials for day to day maintenance of 132/33/25 KV Grid Sub-Station. Installation of counterpoise earthing at loc no. 1, 2. 5, 6, 8, 9, 11, 12, 17, 22, 27, 32, 37, 38, 43, 46, 49, 54, 57, 60, 65, 67, 68, total 23 towers of 132 KV single circuit Transmission Line under Transmission Sub-Division.
Cleaning of switch yard & sweeping of control room at various kv grid sub station. 1. Construction of a PCC approach road including gate for safety dragging of equipments & other emergency work at 132 / 33 kv grid sub station.
