drivage of 04 nos. drift in stone from r-viia seam to r-viii seam along 0xrise, 1xrise, 2x rise and 3xrise in sector e and 03 nos. drift in stone & shally coal from r-vii seam to r-viia seam along 1 dip, 2 dip and 3 dip crossing the fault f-9 at jhan .
