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| 1 | Supply & fix in replacement of single pointed air termination Copper rod, 12 mm dia, 300 mm long including taking down existing copper rod complete all as specified and directed. |
| 2 | Supply & fix in replacement of Copper strip 25 mm x 3 mm Complete with saddles and fixing screws on including epoxy Insulater for Fitting the strip, including taking down existing Aluminium/ Copper strip complete all as specified and directed. (Note : Rate included with Insulater) |
| 3 | Supply & install in replacement of GI strip 32 mm x 6 mm buried ground/ floor/ surface/ roof with saddle and fixing screws including taking doown existing GI Strip complete all as specified and directed |
| 4 | M&L in REPLACEMENT of earthing with galvanised earth plate 60x60 cm x 6 mm thick electrode of size and 32 x 6mm GI strip buried vertically in ground not less than 2.25 mtr below ground level with top edge of the plate not less than 1.5 mtr below ground level and connected to copper strip dia by means of nuts, bolts and washers and encased in and including 40mm dia GI medium grade pipe upt 2.4 mtr height form ground level fixed by MS flat iron clamp 40mm x 5mm with nut, bolt and washers, GI strip fixed to base along pole and connected to over head line for providing earthing to HT pole/feeder AB switch LA complete with charcoal dust, salt packed around plate 150 mm thick including watering GI pipe, medium grade 20 mm dia with blanking cap 1.5 mtr long fixed to funnel with wiremesh complete with PCC chamber and RCC chamber over all as per Electrical Plate No 3 of SSR Part I - 2009 incl excavation and earth work in any type of starta and testing on compeltion etc complete all as specified and directed by Engineer-in-ChargeNote :- Earthing strip and GI protection pipe beyond 7.5 m will be measured and paid separately if required(iii) PCC pit shall be provided at least 500 mm away from the pit and not on the earth pit itself. |
| 5 | M&L for earthing complete in replacement with copper earth plate electrode 600 x 600 x 3.15 mm thick, buried vertically in ground (Each pit not less than 2.25 mtrs deep below normal ground level with top edge of plate not less than 1.50 M below normal ground level) connected to copper strip 20 x 3 mm, by means of bolts, nuts, and check nuts and washers etc encased in GI protection pipe 40 mm dia light grade pipe for protection of earth strip both to be provided to the extet of 7.5 meters, all as shown on electrical plate No 3 of MES SSR - 2009 Part - I, GI protection pipe buried in ground, laid under floors / plinths or mixed on walls / pole etc or concealed in walls etc; with provision of mixture of charcoal dust and common salt packed upto minimum 150 mm all around the earth plate, including PCC 1:2:4 type B-1 earth pit with M.S angle iron frame, cast iron cover with locking arrangement, with GI 20 mm dia medium grade pipe and MS funnel with wire mesh for watering arrangement, including necessary excavation and earth work in any type of soil / strata and testing on completion complete all as specified and directed.Note:- i) Cost of GI strip 32 x 6 mm and protection pipe 40 mm dia is deemmed to be included in rate quoted ii) Excavation and earthwork of Soil any type is deemed to be included in rates. |
| 6 | M&L in replacement of earthing complete with galvanized steel earth plate electrode of size 60cm X 60 cm X 6 mm buried directly in ground (earth pit not less than 2.25m deep below the normal ground level) with top edge of plate not less than 1.5 m below the normal ground level connected to GI earth strip 25 x4 mm as earth lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel, protected by GI pipe light grade 40mm bore all as shown on electrical plate No 3 of SSR Part-I 2009, connected to earth test point electrode, PCC pit with RCC cover, funnel with wire mesh, watering pipe 20mm dia protection pipe etc and testing on completion complete all as specified and directed.Note No 1 :- The unit rate shall also include for excavation & earth work in hard/dense soil, PCC (1:3:6) type C1 chamber, RCC 1:2:4 type B-1 cover 50 mm thick reinforced with 8 mm dia TMT bar @ 150 mm c/c both ways, funnel with watering pipe 20 mm dia medium grade, GI protection pipe light grade 40 mm dia and wire mesh complete in addition to item No 1 (a) to (e) of preamble (Notes) under sub-heading earthing, specified on Serial Page No 389 of SSR Part –I 2009.Note No 2 :- Earthing strip and GI protection pipe beyond 7.5 m will be measured and paid separately if required(iii) PCC pit shall be provided at least 500 mm away from the pit and not on the earth pit itself. |
| 7 | M&L in replacement of earthing complete with galvanized steel earth plate electrode of size 60cm X 60 cm X 6 mm buried directly in ground (earth pit not less than 2.25m deep below the normal ground level) with top edge of plate not less than 1.5 m below the normal ground level connected to GI wire 4 mm as earth lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel, protected by GI pipe light grade 40mm bore all as shown on electrical plate No 3 of SSR Part-I, 2009, connected to earth test point electrode, PCC pit with RCC cover, funnel with wire mesh, watering pipe 20mm dia protection pipe etc and testing on completion complete all as specified and directed.Note No 1 :- The unit rate shall also include for earth work in hard/dense soil, PCC (1:3:6) type C1 chamber, RCC 1:2:4 type B-1 cover 50 mm thick reinforced with 8 mm dia TMT bar @ 150 mm c/c both ways, funnel with watering pipe 20 mm dia medium grade, GI protection pipe light grade 40 mm dia and wire mesh complete in addition to item No 1 (a) to (e) of preamble (Notes) under sub-heading earthing, specified on Serial Page No 389 of SSR Part –I 2009.Note No 2 :- Earthing strip and GI protection pipe beyond 7.5 m will be measured and paid separately if required(iii) PCC pit shall be provided at least 500 mm away from the pit and not on the earth pit itself. |
| 8 | M&L for replacement of Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 Nos. 8mm dia 25mm long hex. head screw etc including Taking down existing complete all as specified and directed by Engineer-in-Charge. Please Enable Macros to View BoQ information |
