Keefer, Thomas, C., 1821-1915, American Society of Civil Engineers · [S.l.] : American Society of Civil Engineers · leaf 18
ummer of 1886, fires denuded the mountain sides, leav-ing no support for the snow on steep side hills, increasing the numberof slides and the demand for shed extensions. Sheds were lengthenedat each end and connected together until the longest shed exceeded 3 000feet. Long sheds are objectionable,… … THE CANADIAN PACIFIC RAILWASl. 69 heavy grades during the winter, when the sheds are entirely dark fromsnow fall and snow slides. The egress of smoke is then prevented, andbrakesmen are unable to see signals or hear whistles. In order to limitthe length of sheds, and maintain as many breathing…
Canadian Pacific Limited · Railroad engineering
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