WORK OF MAKING AND MODIFICATION IN EARTHING OF 132 KV AND 33 KV LAS OF 132/33 KV POWER TRANSFORMERS AND VARIOUS FEEDERS INSTALLED AT DIFFERENT SUB-STATION UNDER ETD HAMIRPUR.

Amount

Details of Work/Supply.

Making & modification in earthing of 132KV LAs including work of digging of soil upto 1 Mtr depth or as per requirements removal of stone and brick work if required. Making 06 no. holes in soil across structure of 132KV side LA. Fabrication of minimum 3 mtr long electrodes from 40 mm dia MS round bar having one side conical shape. Placing of electrodes and laying 75x10 mm MS flat as perapproved drawing of department and technical specifications including work of shifting of material cutting, bending, drilling and welding at joints of 75x10 mm MS flat and 40 mm round bar etc. Connecting the newly made delta by X-Y axis of main earthmat as per drawing and technical specifications with the help of 75x10 mm MS Flat. Back filling of soil etc. making connection of LA & Surge counter by riser from 75x10 mm MS Flat as per standard approved drawing under the guidance of supervising engineer.

HV side of 132/33 KV Transformers at different sub-station:-

HV side LA of 132/33KV 63 MVA T/F-1 & 63 MVA T/F-2 at 132KV S/S Bharua Sumerpur

HV side LA of 132/33KV 63 MVA T/F & 40 MVA T/F at 132 KV S/S Rath

HV side LA of 132/33KV 40 MVA T/F-1 & 40 MVA T/F-2 at 132KV S/S Sarila

HV side LA of 132/33KV 40 MVA T/F & 20 MVA T/F at 132KV S/S Patara

132 KV Feeders at different sub-station:-

132 KV Banda-Bharua Feeder at 132 KV S/S Bharua Sumerpur.

132 KV Bharua-Patara feeder at 132KV S/S Bharua Sumerpur.

132 KV Bharua-Sarila feeder at 132KV S/S Bharua Sumerpur.

132 KV Bharua-Pailani feeder at 132KV S/S Bharua Sumerpur.

132 KV Rath-Panwari feeder at 132KV S/S Rath

132 KV Sarial-Panwari feeder at 132KV S/S Sarila

132 KV Sarila-Bharua feeder at 132KV S/S Sarila

Making & modification in earthing of 33 KV LAs including work of digging of soil upto 1 Mtr depth or as per requirements removal of stone and brick work if required. Making 04 no. holes in soil across structure of 33KV side LA. Fabrication of minimum 3 mtr long electrodes from 40 mm dia MS round bar having one side conical shape. Placing of electrodes and laying 75x10 mm MS flat as per approved drawing of department and technical specifications including work of shifting of material from store, cutting, bending, drilling and welding at joints of 75x10 mm MS flat and 40 mm round bar etc. Connecting the newly made delta by X-Y axis of main earthmat as per drawing and technical specifications with the help of 75x10 mm MS Flat. Back filling of soil etc. making connection of LA & Surge counter by riser from 75x10 mm MS Flat as per standard approved drawing under the guidance of supervising engineer.

LV side of 132/33 KV Transformers at different sub-satations:-

LV side of 132/33 KV 63 MVA T/F-1 & 63 MVA T/F-2 at 132KV S/S Bharua Sumerpur.

LV side of 132/33 KV 63 MVA T/F & 40 MVA T/F at 132KV S/S Rath.

LV side of 132/33 KV 40 MVA T/F-1 & 40 MVA T/F-2 at 132KV S/S Sarila.

LV side of 132/33 KV 63 MVA T/F-1 & 63 MVA T/F-2 at 132KV S/S Patara, Hamirpur.

Painting work of all modified 75x10 mm MS flat earthing arrangement with two coats of Red Oxide primer and one coat of synthetic enamled Green paint of standard make, after proper cleaning of surface of flat by scrapers to remove dust, rust etc.

Carriage of items like 40 mm MS roundbar, 75x10 mm MS flat and other departmental material required to complete the jobs succesfully from 132 KV S/S Bharua Sumerpur to different sub-stations as per requirement.

Rates qouted by the bidders shall be without taxes. Taxes applicable if any to paid extra

Calculation Enterprises (BID ID -5252606)

M/S SATTYAM CONTRACTORS (BID ID -5257557)