Rock Drills
Prior to 1905 the drilling of blast holes in Bisbee was done using hand drilling techniques. This strenuous process made the advance of the underground workings slow and labor intensive.....
Miners immense pride in their skills of the craft led to mining competitions. Miners competed in mucking, pushing cars, machine drilling and the greatest contest of all them, hand drilling. To be successful in a hand drilling competition one has to master ,team work, technique, and have speed, with fantastic endurance.....
Stopers are rock drills that are design to drill vertical and near vertical holes. The early type of these machines are better known as wiggle tails. The drill does not rotate the bit and it has to be rocked back and forth with the handle to create a round hole.....
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Jacklegs are pneumatic rock drills that are attached to telescoping legs, which push the drill for the operator. The drill is relatively light weight requiring only one person to operate, this feature and their ability to drill in all directions allowed them to replace drifters and in some cases stopers in Bisbee mines.....