Central Coalfields Limited Tender

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Central Coalfields Limited - CCL Tender

Civil Works Others
Electrical Works
Eprocure
Opening Date8 Dec 2021
Closing Date20 Dec 2021
Tender Amount₹ 9,11,999 
This is an estimated amount, exact amount may vary.
Notes
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BOQ Items

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Providing and fixing of 25 mm x 5 mm GI strip on surface or in racess for loop earthing as required. 16 nos eartrh pits x 15 mtr = 240 mtr and structure to structure grounding 60 mtr total 300 mtr.

300

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3889

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Supplying and erecting Earth pit of of minimum bore dia .150 mm size approved make safe Earthing Electrode consisting pipe in pipe technology as per IS 3043 – 1987 made of corrosion free GI pipe with constant ohmic value surrounded by highly conductive compound with high charge dissipation suitable for effective and maintenance free earthing as mentioned with 3 mtr GI pipe having outer pipe dia of 50 mm having 80 – 200 micron galvanizing inner pipe dia of 25 mm having 200 – 250 micron galvanizing connection terminal dia of 112 mm in nominal soil with 50 Kg (Two Bag) back filling compound.

16

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3890

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Supply of 400 Amps 11 KV grade Vertical type Gang Operating Switch ( Heavy Duty ).

2

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3891

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Supply and fixing of 11 KV Grade post insulator for making of Horn Gap Fuse and maintenance of Sub - station Yard Bus Bar.

39

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3892

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Supply of 16 x 50 mm bolt and nuts with washers for conection of body of transformer and earth pits with GI strip.

40

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3893

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Erection of double pole 3 wire cross arm for 11KV over head lines as required.

14

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3894

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Fitting and fixing of 400 Amps Gang Operating Switch on DP Structure , testing and commissioning etc ( Vertical Type ).

2

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3895

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Laying of one no PVC sheathed /XLPE power cable of 11 KV grade of following size direct in ground including excavation, excluding sand causioning and protective covering size 120 sqmm.

35

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3896

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Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the sub-station area cleared.

585

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3897

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Supply of stone/Gravals aggregate 40mm nominal size.

19.38

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3898

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Supply of Coarse sand

9.69

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3899

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Filling of coarse sand for leveling of surface area and sub – station yard in layers not exceeding 20 cm depth, consolidating each deposited layer by ramming and watering after it spreading of 40 mm stone graval at Sub – station yard, lead up to 50 meter.

29.07

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3900

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Lettering with black Japan paint of approved brand and manufacture forWriting of Sub-station Board, banners and slowgun on wall for safety with making of wall border, Numbering of substation equipment, poles and controlling switches etc. whichever required. (10.16 cm size of one letter).

4064

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3901

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Painting of poles and structure cross arms with applying primer coat with ready mix red oxide zinc cromate primer or approved brand and manufacturer on steel glavnised , iron steel work with ready mixed red oxide zinc chromate primer of approved brand and manufacturer on steel work two coats minimum pole – 12 nos x 8.5 sq mtr = 102 sq mtr Steel structure / DP structure of 6.5 mtr with cross arm 20 set x 13 sqm = 260 sq mtr, Sub station Jali at Raja Bunglow 30 m x 2 mtr = 60 sq m total – 422 sqm .

422

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3902

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Painting of poles and structures, cross arm from good quality of Alluminiun paint

422

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3903

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Excavation for foundation in soft soil including dressing of sides and ramming of bottom . lift upto 0.182 m including getting out the excavated soil and disposal of surplus soil as directed within a lead of 50 m. 0.182m x 0.182 x 585.36 m = 19.38 sqm .

19.38

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3904

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Providing and fixing of 25 mm x 5 mm copper strip in surface or in recess for Horn Gap Fuse.

20

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3905

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Supply of one phase Male / Moving contact of copper make with copper wire net of 25 mm x 0.5 mtr long with bolt, nuts and washers etc for 400 Amps vertical type gang operating switch of 11 KV OH Line.

12

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3906

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Supply of one phase Female contact/ Fix Contact copper make with back plate and conector, bolt, nut and washer etc for 400 Amps, 11 KV, Vertical type Gang Operating Switch.

12

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3907

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Repairing of 400 Amps, 11KV grade GOS after dismantling of burnt/defective one phase Male & Female fixed contact, copper wirenet - 1.5 mtr, moving contact etc and replace from the materials (from Sl. No. 21 and 22 of BOQ) along setting it on the pole structure.

24

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3908

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Connection of 120 sq mm aluminium cable leads on 400 Amps Vertical type GOS and aluminium Bus bar as required.

48

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3910

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Laying of one no PVC insulated and PVC Sheathed of 1.1 KV grade cable direct in ground including excavation and refilling the trench etc as required above 35 sq mm to 95 sq mm for changing of defective cable transformer to starter.

280

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3911

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Supplying, installation, testing and commissioning of 200 Amp TPN End Feed Unit made of 1.6mm thick sheet steel enclosure duly painted with powder coating to existing rising mains complete with TPN disconnector FSU and HRC fuses, mounting stands, cable end box, brass compression gland, connections, earthing etc as required.

2

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3912

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Supplying, installation, testing and commissioning of 600 Amp TPN End Feed Unit made of 1.6mm thick sheet steel enclosure duly painted with powder coating to existing rising mains complete with TPN disconnector FSU and HRC fuses, mounting stands, cable end box, brass compression gland, connections, earthing etc as required.

2

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3913

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Providing of 38 mm dia Alluminium Bus Bar.

30

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3914

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Providing of Alluminium T – Joints of 40 mm for conection of Bus Bar.

18

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3915

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Providing of Isolator pad for post insulator of 40 mm size.

15

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3916

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Providing of 40 mm dia allluminium straight joint.

9

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3917

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Proving and fixing of Galvanised bolt & nuts of different size .

42

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3918

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Fixing of Alluminium Bus Bar on steel structure.

30

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3919

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Fixing of Straight joint, Isolator Pad and T socket as required.

42

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3920

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Total impact of GST for the purpose of CTC

1

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