contractual transportation of sand from pirthan ghat , ramnagar ghat and sidha ghat of ajoy river to the bunker no . 1 of jambad ( u . g ) colliery for 2020-21 , description of work , transportation of sand from ajoy river prithan ghat ( dry ) to bunker no 1 of jambad colliery for the period 2020-21 , transportation of sand from ajoy river prithan ghat ( rainy ) to bunker no 1 of jambad colliery for the period 2020-21 , transportation of sand from ajoy river ramnagar ghat ( dry ) to bunker no 1 of jambad colliery for the period 2020-21 , transportation of sand from ajoy river ramnagar ghat ( rainy ) to bunker no 1 of jambad colliery for the period 2020-21 , transportation of sand from ajoy river sidha ghat ( dry ) to bunker no 1 of jambad colliery for the period 2020-21 , transportation of sand from ajoy river sidha ghat ( rainy ) to bunker no 1 of jambad colliery for the period 2020-21 , total impact of gst for the purpose of ctc