
As one of the most important and the main outdoor stage extraction methods. drilling and blasting operations, so to design an optimized drilling and blasting to extract ore in these mines causes the mineral to be extracted with minimal cost . To achieve a desired blasting in surface mining operations to minimize the side effects of blasting and blasting operations so that the relationship between efficiency and costs is optimal. One of the goals of the company Con-way is for open pit mining.explosion. The company has introduced consulting professionals can help employers optimize the cost and convenient design .