hiring of payloader and tippers for loading and transportation of coal for a period of 120 days , ( i ) hiring of pay loader for mechanical transfer of ( - ) 100 mm crushed coal into tippers at coal stock heap no 3&6 of dipka expansion project , dipka area , lead slab: na , total qty . - 720000 te , tpd- 6000 te , period:120 days , ( ii ) hiring of tippers for transportation of ( - ) 100 mm crushed coal from coal stock heap no 6 dipka expansion project , dipka area to ntpc wharfwall siding via weightbridge no 12 / 16 / 6 at dipka expansion project , dipka area , lead slab: min:3 . 05km , max3 . 720km , total qty . - 288000 te , tpd- 2400 . , ( iii ) hiring of tippers for transportation of ( - ) 100 mm crushed coal from coal stock heap no 3 dipka expansion project , dipka area to ntpc wharfwall siding via weightbridge no 12 / 16 / 6 at dipka expansion project , dipka area , lead slab: min:2 . 36km , max3 . 00km , total qty . - 384000 te , tpd- 3200 , ( iv ) hiring of tippers for transportation of ( - ) 100 mm crushed coal from coal stock heap no 3 dipka expansion project , dipka area to ntpc wharfwall siding via weightbridge no 12 / 16 / 6 at dipka expansion project , dipka area , lead slab: min:3 . 00km , max3 . 08km , total qty . - 48000 te , tpd- 400te , ( v ) hiring of pay loader incorporated / fitted with weightometer for mechanical transfer of ( - ) 100 mm crushed coal into railway wagon at ntpc wharfwall siding including levelling , dressing of coal loaded wagon to avoid over / underloading , picking of stones from top of wagons and cleaning of railway siding track with the condition that each rake should be loaded in railway free time without detention as per availability of rake , lead slab: na , total qty . - 720000 te , tpd- 6000 te , period 120 days , total impact of gst for the purpose of ctc