DRILLING, EXCAVATION, LOADING, TRANSPORTATION, DUMPING, SPREADING & LEVELLING ETC., OF 681.538 LBCM OF IN-SITU OB (WHICH INCLUDES 616.638 LBCM HARD OB, 2.375 LBCM TOP SOIL, 9.226 LBCM SUB SOIL & 53.299 LBCM COAL) AND RE-HANDLING OF 8.75 LCM LOOSE TOP SOIL WITH CONVENTIONAL EQUIPMENT AND ADDITIONAL WORKS VIZ., 17,765 RMT DRILLING ( i.e., 12,765 RMT IN OB & 5,000 RMT IN COAL) AT JVR OC-II MINE, KGM AREA DURING A PERIOD OF 48 MONTHS.