IS 8381 (1977): Recommended practice for quarrying stones
17.02.1977· 0.2 A number of stone quarries exist in this country and to quarry stones for construction purposes from such quarries certain methods based on past experience~are followed. This standard, which is in the form of a guide, has been prepared based on the practices being followed by the Mining and Geology Departments of various states of this country which have a good number of quarries. This