DRILLING, EXCAVATION, LOADING, TRANSPORTATION, DUMPING, SPREADING & LEVELLING ETC., OF 919.036 LBCM/LCM OF OB (856.826 LBCM OF HARD OB, 28.995 LBCM OF TOP SOIL FROM QUARRY AND EXTERNAL DUMP YARD & 20.202 LBCM OF COAL AND RE-HANDLING OF 13.013 LCM LOOSE OB) WITH CONVENTIONAL EQUIPMENT AND ADDITIONAL WORKS Viz., 100000 RMT OF DRILLING AT GODAVARIKHANI COAL MINE (No. 2&2A AND No.5) (CONVERSION OF GDK-5 INCLINE INTO OC),RG-I AREA DURING A PERIOD OF 36 MONTHS AND DRILLING, EXCAVATION, LOADING, TRANSPORTATION, DUMPING, SPREADING & LEVELLING ETC., OF 134.297 LBCM/LCM OF OB (109.159 LBCM IN-SITU OB & RE-HANDLING OF 5.295 LCM LOOSE OB AND RE-HANDLING/SPREADING OF 19.843 LCM LOOSE TOP SOIL) WITH HIRED CONVENTIONAL EQUIPMENT AND ADDITIONAL WORKS Viz., 150000 RMT OF DRILLING AT MEDAPALLI OPENCAST PROJECT, RG-I AREA DURING A PERIOD OF 18 MONTHS.