Details: (1)two blasts with 32 mm hole diameter, 1.5m depth, 25-40 number of holes.(2)one blast with 100 mm hole diameter, 6.0m depth, 10-15 number of holes.(1)one blast with 32 mm hole diameter, 1.5 - 1.8m depth, 50-60 number of holes.(1)two blasts with 32mm hole diameter, 1.5 m depth, 25-40 number of holes.(2)two blasts with 100 mm hole diameter:-one blast with box cut pattern (5.0 m depth, 12-15 holes)-one bench blast (6-10m depth, 10-15 holes)(1)two blasts with 100 mm holde diameter:-one blast with 8 holdes, 15-20 m depth.-one blast with 10 holes, 15-20 m depth(1)five blasts with 32 mm hole diameters. the hole depth, number of holes and other blasting patterns will be as per the existing practice at the quarry.
Sector: Mining