loading , transportation and crushing of coal , item description/ heading , job no: 1 loading of rom coal by pay loader into tippers from coal stock yard of mohan oc phase- iv ( heap no . 10 ) , its transportation to feeding point of semi mobile crusher and its mechanical unloading at the end of semi mobile crusher , by hired pay loader and tippers . average lead = 0 . 467 km minimum tpd = 2000 te , job: 2 crushing of coal ( - ) 100mm by hired semi mobile crusher , discharging crushed coal at radial crusher end including supply , installation , erection , commissioning , maintenance and operation of semi mobile crusher suitable for 200 tph at mohan colliery of ambara sub area , kanhan area . ( operational electricity consumption cost will be borne by wcl ) minimum tpd = 2000 tonnes . , job: 3 loading of crushed coal by pay loader into tippers from discharge end of semi mobile crusher of mohan oc phase- iv , its weighment at weigh bridge of mohan colliery , then its transportation to palachourai siding and its weighment at palachourai siding and its mechanical unloading , by hired pay loader and tippers . average lead = 3 . 825 kmminimum tpd= 1000 tonnes . , job: 4 loading of rom coal from coal stock yard of mohan oc phase- iv , into tippers / road sale trucks at mohan colliery of ambara sub area , kanhan area . minimum tpd = as & when required . , total impact of gst for the purpose of ctc