13 October 2010

Underground railway at the Braden copper mine:



image from the Braden El Teniente copper mine  in 1941 (click either image for larger version)
underground RR


Compare the Braden 22-ton battery locomotive with the 4-ton Westinghouse used at the Kennecott-Alaska mine below: (click either image for larger view)


4-T Westinghouse





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