Image from page 99 of "Railway and locomotive engineering : a practical journal of railway motive power and rolling stock" (1901)
Publisher: New York : A. Sinclair Co
Contributing Library: Carnegie Library of Pittsburgh
Digitizing Sponsor: Lyrasis Members and Sloan Foundation
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it is this ai^yrej^ate iluiuped into the exi>ericnceof the railroad official, that leads him to keep his men athome and clear of the lure of the lawyer who is lookingfor expert testimony. The Rhodes Tunnel Mask People who travel <le luxe in rullnian cars or even inthe ordinary day coach have little, if any, realization af.the atmospheric conditions prevailing on locomotivesduring their passage through long tunnels. esj)eciallywhere the clearances are small. Lnder such conditionstlie tem])erature is apt to rise to 125 degrees Fahr. ormore, and clothing as well as the air seems to l^e burninginto tlie skin. Jhe air is so tilled with the gases and smoke from thelocomotive that breathing is difficult and may even bedangerous for one unaccustomed tri it. The engine crewsfrequently manage by breathing through the nose, butthe only safe method for a stranger is to bury the facein a bunch of waste and breathe sluwly and carefully ofthe air that filters throuiih. I.ven then the heat and
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RIIdDES TUXXKI, M.\SK threatened suffocation seems almost imbearable. and itrequires a great deal of will power to refrain from re-moving the waste from the face for a full breath of air.This, however, is a ver\ dangerous thing to do, and hasrendered more than one novice unconscious. The Churchill method of ventilation makes for com-paratively pure air in tunnels that would otherwise benearly unliearable. In the November. 1920, issue of R.\n.\\.\\ .\xn Loco-MOTiVK Ivvc.ixicKRiNG. there was an article descriptive ofthe smoke ducts and fan ventilators u.sed on the Cin-cinnati, New Orleans and Texas division of the SouthernRailway. The ducts were simply long pipes reachingfrom the smokestack to the Ixick end of the tender, bywhich the smoke and gasses were exhausted back of thecab, and the ventilators consisted i>f fans drawing in airfrom close to the rails and delivering it into the cab. The device illustrate<l in this connection is one, intended for the same primary purjx^se of d
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