Providing of Earth pits to each block in GNC area cottages in ESD-South,Tirumala

Providing of Independent Earthing with 40mm Dia GI Pipe 'B' class of 1.5 Mtrs length after excavating an earth pit of size1.2 m X 0.9 m X 1.55 m with the following specification: (a) the GI pipe shall be inserted into the Ground for 1.75 Mtr below the inspection chamber bottom 300 mm all around This pipe shall be covered with the mixture of 40 Kgs of coke, 20 Kgs of salt & sand including necessary earth work excavation in all kind of soils. (b) The excavated gap shall be back filled with excavated earth, and shall be properly consolidated with water. (c) The top 0.25 m of GI pipe shall be exposed into inspection chamber of Hum pipe . The all around inspection chamber shall be providied with 18" dia hume pipe. Earth connections shall be given to the 25 X 6 mm GI flat with bolts, nuts & washers, (d) A 65 mm dia PVC conduit is to be embeded through hume pipe at one side, to lay the Earth from the Earth bus to the Electrode through the PVC conduit and after laying the Earth, the pit entry PVC conduit is to be sealed with Bitumen compound. (e) Necessary Meggar testing is to be done in the presence of the concerned Engineers, and the reading should be as per IE standards.

Supply and run of ' 8 ' SWG G.I wire for earth electrode to required places by concealing in walls, flooring by cutting the grooves and replastering neatly and giving necessary connection with 3/8"x2" GI Bolts, Nuts and Washers Wherever joints has to be done. The strip has to be either riveted (or) bolted (or) gas welding neatly and all labour charges etc., complete.

Supply and Fixing of ISI mark 20mm outer dia heavy grade (2.10mm thickness) with IS:9537 part -3 P.V.C. pipe for concealed wiring in walls of brick building duly cutting them to the required depth wherever necessary and fixing the pipes and specials with nails and plastering neatly with cement mortar and colour washing to match the finished surface and for surface wiring on chromium plated metallic base saddles on ceiling of roof / existing brick building walls, columns, beams, roofs / trusses / channel etc., and masonry work for light, fan and separate plug point including all labour charges etc., complete. Makes: Sudhakar / Finolex / Polycab / Kumar / AKG / Indian-tubes / GM / Anchor / Nandi / Polyline / Gold Medal

7/20 PVC Copper Wire

Cement concrete using 20mm HBG metal in CC (1:3:6) laid in Layers of not more than 15cms thick well compacted including curing cost and conveyance of materials etc., complete

Plastering in CM (1:6) with 12mm thick using river sand including curing, conveyance of materials etc.,

NOTE (i)The rates are of basic rates excluding GST. (ii) The applicable GST will be reimbursed/paid as per actuals on production of proof. (iii)Statutory deductions will be made as per norms, if applicable. Any modalities imposed on GST by the Government from time to time, the same will be implemented.

Providing of Independent Earthing with 40mm Dia GI Pipe 'B' class of 1.5 Mtrs length after excavating an earth pit of size1.2 m X 0.9 m X 1.55 m with the following specification: (a) the GI pipe shall be inserted into the Ground for 1.75 Mtr below the inspection chamber bottom 300 mm all around This pipe shall be covered with the mixture of 40 Kgs of coke, 20 Kgs of salt & sand including necessary earth work excavation in all kind of soils. (b) The excavated gap shall be back filled with excavated earth, and shall be properly consolidated with water. (c) The top 0.25 m of GI pipe shall be exposed into inspection chamber of Hum pipe . The all around inspection chamber shall be providied with 18" dia hume pipe. Earth connections shall be given to the 25 X 6 mm GI flat with bolts, nuts & washers, (d) A 65 mm dia PVC conduit is to be embeded through hume pipe at one side, to lay the Earth from the Earth bus to the Electrode through the PVC conduit and after laying the Earth, the pit entry PVC conduit is to be sealed with Bitumen compound. (e) Necessary Meggar testing is to be done in the presence of the concerned Engineers, and the reading should be as per IE standards.

Supply and run of ' 8 ' SWG G.I wire for earth electrode to required places by concealing in walls, flooring by cutting the grooves and replastering neatly and giving necessary connection with 3/8"x2" GI Bolts, Nuts and Washers Wherever joints has to be done. The strip has to be either riveted (or) bolted (or) gas welding neatly and all labour charges etc., complete.

Supply and Fixing of ISI mark 20mm outer dia heavy grade (2.10mm thickness) with IS:9537 part -3 P.V.C. pipe for concealed wiring in walls of brick building duly cutting them to the required depth wherever necessary and fixing the pipes and specials with nails and plastering neatly with cement mortar and colour washing to match the finished surface and for surface wiring on chromium plated metallic base saddles on ceiling of roof / existing brick building walls, columns, beams, roofs / trusses / channel etc., and masonry work for light, fan and separate plug point including all labour charges etc., complete. Makes: Sudhakar / Finolex / Polycab / Kumar / AKG / Indian-tubes / GM / Anchor / Nandi / Polyline / Gold Medal

7/20 PVC Copper Wire

Cement concrete using 20mm HBG metal in CC (1:3:6) laid in Layers of not more than 15cms thick well compacted including curing cost and conveyance of materials etc., complete

Plastering in CM (1:6) with 12mm thick using river sand including curing, conveyance of materials etc.,

NOTE (i)The rates are of basic rates excluding GST. (ii) The applicable GST will be reimbursed/paid as per actuals on production of proof. (iii)Statutory deductions will be made as per norms, if applicable. Any modalities imposed on GST by the Government from time to time, the same will be implemented.

(Rupees Sixteen lakhs thirty five thousand one hundred three and paise ten only)