There would be danger from gases found only if train was stopped while in tunnel; chief causes of discomfort was high temperature and humidity; Big Bend tunnel tests. (See also U. S. Bureau of Mines -- Reports of Investigations no. 2858, Feb. 1928 19 pp. 1 fig)
Tests of atmospheres in Chesapeake and Ohio railroad tunnels between Clifton forge, Virginia, and Hinton, West Virginia
Int. Ry. Congress Assn. -- Bul
1928
5 pages
Aufsatz (Zeitschrift)
Englisch
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Chesapeake and Ohio railroad passenger steamer "Virginia"
Engineering Index Backfile | 1902
Atmosphere tests in tunnels on the Chesapeake and Ohio railroad
Engineering Index Backfile | 1928
Tunnels on the West Virginia short line railroad
Engineering Index Backfile | 1901
|Clifton forge (va)Terminal Involves Heavy Work
Engineering Index Backfile | 1924
Engineering Index Backfile | 1924
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