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| 1 | GST % for the tender Please select the rate of GST in cell AY13. Rate selected shall be applicable for the entire BoQ. |
| 2 | Earth Pits Renovation |
| 3 | Supply, installation, testing of earthing system consisting of 3 earth pits of perforated GI pipes earthing electrodes and copper pl ate terminal block including construction of chamber using cement concrete with earthing pit cover and frame, supply of charcoal, sa lt etc including supply of interconnecting cables / strips including necessary welding etc complete as per drawings, specifications and directions of the site engineer, including cost of tools,materials etc complete in all respects as per drawing The job shall als o include testing of each earth pit and the entire earthing system on whole. (Note: Earthing for field instruments shall be provided from Station earth grid covered in Electrical SOR.) |
| 4 | Supply, installation, testing of earthing system consisting of 6 earth pits of perforated GI pipes earthing electrodes and copper pl ate terminal block including construction of chamber using cement concrete with earthing pit cover and frame, supply of charcoal, sa lt etc including supply of interconnecting cables / strips including necessary welding etc complete as per drawings, specifications and directions of the site engineer, including cost of tools,materials etc complete in all respects as per drawing The job shall als o include testing of each earth pit and the entire earthing system on whole. (Note: Earthing for field instruments shall be provided from Station earth grid covered in Electrical SOR.) |
| 5 | EARTHING PLATE: Supply & Installation of G.I. earthing plate as per standard drawing outside the buildings. The item also includes g routing of the plate as shown in the drawing. The item should be complete in all respect including all materials, tools, tackels etc . and as per direction of EIC / Site engineer. |
| 6 | EARTH STRIP / WIRE / ROPE / CABLE Supply, installing and testing of earthing strip/wire/rope/cable for completely making the earthin g grid system by supplying, laying the GI / Cu strip and making all the necessary welding joints, connecting to the earthing electr odes and existing earthing grid etc., complete as per drawings, specifications and directions of the Site engineer/Engineer-in-charg e, including the cost of all labour, tools, materials, etc. complete in all respect. |
| 7 | 50 mm X 6 mm G.I. earthing strip |
| 8 | 40 mm X 5 mm G.I. earthing strip |
| 9 | 25mm x 4 mm copper flat |
| 10 | Copper cable as per specifications - 10 Sq.mm |
| 11 | SALT AND CHARCOAL FOR PLATE EARTHING:- Extra for using below given salt and charcoal for plate earth electrode as required |
| 12 | 96 kg charcoal and 5 kg salt |
| 13 | 240 kg coke and 5 kg salt |
| 14 | SFI OF COPPER LIGHTNING CONDUCTOR FINIAL:- Providing and fixing of lightning conductor finial, made of 25mm dia. 300mm long, copper tube, having single prong at top, with 85mm dia. 3mm thick copper base plate including holes etc. complete as required. |
| 15 | GI LIGHTNING TAPE FOR HORIZONTAL RUN:- Providing and fixing GI tape 20mmx3mm thick on parapet or surface of wall for lightning condu ctor as required.(For horizontal run) |
| 16 | GI LIGHNING TAPE FOR VERTICAL RUN:- Providing and fixing GI tape 20mmx3mm thick on parapetor surface of wall for lightning conductor as required. (For vertical run) |
| 17 | TESTING JOINT FOR GI LIGHTNING STRIP:- Providing and fixing testing joint, made of 20mmx3mm thick, GI strip, 125mm long, with 4nos. Of GI bolts, nuts, check nuts and spring washers etc. complete as required. |
| 18 | BELOW SIZE GI STRIP BELOW GROUND LEVEL:- Supplying and laying below given GI strip at 0.50m below ground level -25 mm x 6 mm |
| 19 | GI WIRE BELOW GROUND LEVEL:- Supplying and laying 6 SWG GI wire at 0.50 m below ground level |
| 20 | GI WIRE BELOW GROUND LEVEL:- Supplying and laying 8SWG GI earth wire at 0.50m below ground level |
| 21 | Dismantling of Existing Earth Pits and removal of malba from site Please Enable Macros to View BoQ information |
