UPKEEP OF SWITCHYARD AND CABLE MAINTENANCE AND CLEANING

Amount

PART-A1: work in this part shall include upkeep of the following areas/locations of ‘A’ TPS switchyard

(a)Upkeep of MCB control room floor & panel/board. (b)Upkeep of Battery room in switchyard (c)Upkeep of MCC room & charger room including panels. (d)Upkeep of PLCC/ Carrier room & panel. (e)Upkeep of testing lab, AE’s office, storeroom, shift engineer room, staircases & galleries of MCB. (f)Upkeep of 4 No. bathrooms/latrines. (g)Upkeep of Compressor room in switchyard. (h) Upkeep of 11 KV switchgear room, panels, operator room, store room, external veranda around 11 KV switchgear room.

PART-A2: The works against this part shall include the following jobs pertaining to ‘A’ TPS switchyard. The quantities mentioned are maximum quantity & the quantity may vary widely. These works shall be done as & when required:

Upkeep of marshalling boxes, panels/cabinets of 400/132/33 KV switchyard .

Cleaning of oil pit (lxbxh)- 7x7x3.2 m

Cleaning of oil pit (lxbxh)- 4.5x4x5 m

Cleaning of oil pit (lxbxh)- 2.5x2x1.75 m

Cleaning of latrine pit

Cleaning of roads in 132/400 KV switchyard area

Cleaning of Cable gallery of MCB of 400/132 KV system including trenches of ATPS & BTPS.

PART-A3: The work in this part shall include upkeep of the following areas/locations of ‘B’ TPS switchyard:

Cleaning of site offices, stores, toilet, compressor room, etc

PART-A4 The work in this part shall include upkeep of the online ABT monitoring system:

Cleaning of online ABT monitoring system of ATPS & BTPS.

PART-A5: The works against this part shall include the following jobs pertaining to ‘B’ TPS switchyard. The quantities mentioned are maximum quantity & the quantity may vary widely. These works shall be done as & when required:

Cleaning of all roads within the BTPS switchyard once a month

Cutting of plants more than six inches in height adjacent to BTPS switchyard

PART-A6: The work in this part shall include Removal and disposal of grass, wild plants, shrubs, etc in 400KV Anpara ‘B’TPS switchyard including ICT-3, 33KV Reactor areas: including ICT-3, 33KV Reactor areas)

Removal & Disposal of grass, wild plants, shrubs, etc as per scope of work for approx. 55,000.00 M2 of ‘B’TPS switchyard including ICT-3, 33KV Reactor areas

Removal & Disposal of grass, wild plants, shrubs, etc as per scope of work for approx. 60,000.00 M2 of 400/132KV ‘A’TPS switchyard.

PART-B: The work shall include grass cutting and its removal & disposal to the suitable location as instructed by engineer in charge within the area of ‘A’ & ‘B’ TPS switchyard

PART-B1:(400/132/33/11KV Anpara ‘A’TPS, Switchyard.)

Cutting & Disposal of grass & wild plants, shrubs in surrounding periphery area of 400/132/33 KV switchyard and corridor of unit 1 to 5 transmission lines as per scope of work for approx. 1,80,000.00 M2

Removal & disposal of cows or any animals from A&B TPS Switchyard.

PART-B2: (132KV Overhead structure of CWT-1 & 2 from 132KV switchyard to CW transformers)

Cutting & Disposal of grass, wild plants, shrubs, etc as per scope of work for approx. 10000.00 M2

PART-B3:Trimming of trees under the live conductors of ‘A’ &’B’ TPS Trimming of trees (diameter 50mm, height above 2 meters ) up to a height of 500mmwhich grow under the live conductor starting from Turbine Hall to Switchyard and up to 10 meters on either side of the gantry .Diameter of trees shall be measured at 1000 mm from the ground.

50 to 100 mm dia- 70 nos

100 to 150 mm dia-20 nos

Above 150 mm dia-10 nos

PART-B4: (132 KV cable trench including LANCO area.)

Cutting & Disposal of grass, wild plants, shrubs, etc as per scope of work for approx. 7700.00 M2

PART-B5: (Maintenance of switchyard lawn area.)

Maintenance of grass lawns including cutting if grass with lawn mower or foot drive thresher including watering and removing weed etc. (Area of Lawn=1929 m2)

PART-C

Preparation & spray of anti weed solution in 400KV 'A'TPS switchyard area. (three times in a year- 3Job)

Preparation & spray of anti weed solution in 400KV 'B'TPS switchyard area. (three times in a year- 3Job)

Preparation & spray of anti weed solution in 132KV 'A'TPS switchyard area. (three times in a year- 3Job)

Preparation & spray of anti weed solution in adjacent area of A and B TPS 400/132KV switchyard area (three times in a year- 3Job)

PART-D

Cleaning of cable trays and cable risers of Power cables & Control cables of various cable galleries, boiler areas, mill areas (excluding 0 to 15 mtr), TG floor, DFA & ESP areas (Under scope of work of EMD-II, BTPS) of unit #4 & #5of 2X500MW, BTPS, Anpara

PART-E1

Routine maintenance of various cabling works which includes salvaging, laying and end termination, straight through jointing, repairing tracing of L.T. power /control cable of different sizes and No. of cores subjected to maximum size of 25 mm2 Maintenance of existing MS perforated and ladder type trays, junction boxes, conduit and tray covers of ‘B’TPS, Anpara (Except coal handling area).

PART-E2

H.T. power cable armoured XLPE aluminium conductor of following sizes.

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

3C x 150 to 300 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

Opening of cable terminal box & disconnection of power cable

Salvaging

Connection of power cable & cleaning of terminal box

Salvaging

L.T. power cable armoured PVC aluminium conductor of following sizes.

1C x 26 to 150 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

1C x 400 to 630 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

1C x 800 to 1000 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

2C x 26 to 70 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

2C x 71 to 185 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

2C x 240 to 400 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

3C x 26 to 70 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

3C x 71 to 120 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

3C x 150 to 240 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

3C x 300 to 400 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

4C x 26 to 95 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

4C x 120 to 240 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

4C x 300 to 400 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

L.T. power cable armoured PVC copper conductor of following sizes.

1C x 26 to 150 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

1C x 400 to 630 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

1C x 800 to 1000 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

2C x 26 to 70 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

2C x 71 to 185 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

2C x 240 to 400 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

3C x 26 to 70 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

3C x 71 to 120 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

3C x 160 to 240 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

3C x 300 to 400 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

4C x 26 to 95 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

4C x 120 to 240 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

4C x 300 to 400 mm2

Salvaging

Laying

End Termination (One End of Cable)

Straight Through Joint

Repairing/ Tapping of Cable

Laying of new L.T. Power / Control cable of different sizes and nos. of cores subjected to maximum size of 25 sq. mm as per site requirement additional except existing laid cables

Laying

PART-E3

Fabrication of cable racks and other steel structure. (Rate/M.T.)

Tray Erection

Erection of G.I. /M.S. perforated & ladder type tray of different sizes. (Rate in R.M.)

Fixing of new tray cover of different sizes. (Rate in R.M.)

Erection of junction boxes off size. (Rate/No.)

Erection of conduit pipe of following size. (Rate in R.M.)

Up to 75-mm. dia.

Above 75 mm. dia.

Erection of conduit pipe under concrete/cement floors. (Rate in R.M. )

Up to 75-mm. dia.

Above 75 mm. dia.

Digging of earth for laying removal of cable having size more than 77 mm. /control & instrumentation cable and refilling same. (Rate in R.M.)

Installation of welding sockets / MCCB. / D.B. etc (Rate/No.)

Cleaning of cable trench of 2X500MW, ‘B’TPS, Anpara. (Rate in R.M.)(Expect coal handling area)

M/S THERMAL INDIA

M/S PRAKASH ENGINEERING WORKS