extension, dismantling, breakdown, repairing of 6.6kv d / l feeder clear the area advancing of face and marching of ekg-493, 18 no haul road ob dump to c patch, power supply ekg-493, ekg-469, drill m / c top bench c-patch jocp of abocp b ) dismantling, erection of 220v lt o / h line for marching of ekg-493 18 no haul road ob dump to c-patch of jocp- 1 6.6 kv d / l feeder 2 erection of pipe pole. 3 re-erection of rail , pole / 38 length ht tubular pipe pole. 4 erection of iron materials. 5 supply and erection of iron marterials, nut, bolt clamp etc. 6 supply and erection of stay set. 7 erection of disc insulator. 8 erection of pin insulator. 9 erection of craddle guard. 10 supply and erection of craddle guard. 11 erection of earth wire. 12 supply and erection of earth wire. 13 construction of earth pit. 14 transportation, laying, hanging on pole of armoured cable 230 +80+60+80 15 jumphering of cable lead. 16 jumphering of o / h line conductor. 17 dismantling of pipe pole. 18 dismantling of 38 length ht tubular pipe pole / rail pole. 19 dismantling of iron materials. 20 disconnection of o / h line jumpher. 21 disconnection of cable lead. 22 dismantling of craddle guard. 23 dismantling of earth wire. 24 dismantling of pin insultor. 25 dismantling of disc insulator. 26 dismantling of acsr dog conductor. 27 drawing of acsr conductor. 28 220v lt o / h line 29 dismantling of acsr rabbit conductor. 30 disconnection of o / h line jumpher. 31 dismantling of craddle guard. 32 dismantling of acsr dog conductor. 33 erection of shackle / pin insulator. 34 jumphering of o / h line conductor. 35 erection of craddle guard. 36 drawing of acsr rabbit conductor. 37 total impact of gst for the purpose of ctc