hiring of pay loader and tippers for laoding and trasnportation of coal at gevra project , ( a ) mechanical transfer of coal in to tippers at ground stock s-1 of gevra-project , period 180days , tpd-3500te , b ( i ) transportation of coal ( -250mm ) from ground stock s-1 to departmental crusher at a lead of 0 . 600 km ( 0 to 1 km ) . period 180days , tpd-3500te , b ( ii ) ( a ) transportation of processed /crushed coal ( -100mm ) from hopper of the departmental crusher to fb-s2 via wb 16 at a lead of 2 . 100 km ( 2 to 3 km ) period 180days , tpd-1500te , b ( ii ) ( b ) transportation of processed /crushed coal ( -100mm ) from hopper of the departmental crusher to junadih rly siding ( pf-1/2 ) via wb 15 at a lead of 3 . 115km ( 3 to 4 km ) period 180days , tpd-2000te , total impact of gst for the purpose of ctc