DRILLING, EXCAVATION, LOADING, TRANSPORTATION, DUMPING, SPREADING & LEVELLING ETC., OF 651.693 LBCM OF IN-SITU OVERBURDEN (WHICH INCLUDES 7.146 LBCM OF TOP SOIL, 14.292 LBCM OF SUB SOIL, 606.245 LBCM OF HARD OB & 24.010 LBCM OF COAL), EXCAVATION OF 13.768 LBCM OF TOP SOIL FROM EXTERNAL DUMP AREA AND RE-HANDLING OF 3.00 LCM OF LOOSE TOP SOIL WITH CONVENTIONAL EQUIPMENT AND ADDITIONAL WORKS VIZ., 2000 SHOVEL HOURS, 1500 DOZER HOURS & 40,000 RMT DRILLING AT KTK OC-III PROJECT, BHP AREA DURING A PERIOD OF 36 MONTHS.