DRILLING, EXCAVATION, LOADING, TRANSPORTATION, DUMPING, SPREADING & LEVELLING ETC., OF 413.215 LBCM OF IN-SITU OB (WHICH INCLUDES 2.133 LBCM OF TOP SOIL, 8.861 LBCM OF SUB SOIL, 375.686 LBCM OF HARD OB & 26.535 LBCM OF COAL) WITH CONVENTIONAL EQUIPMENT AND ADDITIONAL WORKS VIZ., 1000 SHOVEL HOURS, 95,000 RMT OF DRILLING AT VENKATESH KHANI COAL MINE, KOTHAGUDEM AREA DURING A PERIOD OF 36 MONTHS. (EXPIRED)