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Yieldable steel arches and yieldable steel ring supports in metal mines

Mining method, technique, and cost of presplitting the flood control gate shaft, Littleville Dam, Huntington, Mass.

Published Year

• 1960-1969 (2)

Subject

• Mining engineering (2) *
• Metal arches (1)
• Shaft sinking (1)

Author

• Eilertsen, Nils A. (2) *
• Paine, Rolf S. (1)

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