different type of work i.e. pump shifting, pipe line shifting and leakege repairing etc... at dragline coal face to box cut-ii outsourcing cutting zone of abocp mine block ii area. - dismantling of 10 dia ms pipe 2 dismantling of 10 dia bend, nepple, taper 3 transporting of 10 dia ms pipe 4 dismantling of 8 dia pipe 5 dismantling of 8 dia bend, nepple, taper 6 transporting of 8 dia ms pipe 7 earth cutting for pipe laying 8 fabrication of 10 dia bend taper, nipple ( cutting of 10 dia pipe 9 nos x 2 end x 31=558 inch ) 9 fabrication of 10 dia bend taper, nipple ( welding of pipe 9 nos. x 2 end x 31 =558 inch ) 10 fabrication of 10 dia bend taper, nipple cutting of 8 dia pipe ( 10 nos x 2 end x 25=500 inch ) 11 fabrication of 10 dia bend taper, nipple cutting of 8 dia pipe ( welding of pipe 10 nos x 2 end x 25=500 ) 12 laying & jointing of 10 dia ms pipe 13 fitting of 10 bend, taper, nepple 14 laying & jointing of 8 dia ms pipe 15 fitting of 8 dia bend nepple, taper 16 placement of 4000 gpm pump with proper alingment on wodeen sleeper 17 total impact of gst for the purpose of ctc