. Cassier's magazine . fact thata superheater is fitted and as calledfor by the officers of the railway. Thesteam pressure is only 160 poundsper square inch, thus providing afurther example of the tendency tolower steam pressures when usinghighly superheated steam. Hitherto the 2-8-0 wheel type hasbeen practically unknown in Britishlocomotive practice for tank engines,and for that reason the new designillustrated in Fig. 21 is interesting;but there are also other featureswhich render these engines notable. The design has been introduced forthe purpose of dealing with the heavySouth Wales miner
. Cassier's magazine . fact thata superheater is fitted and as calledfor by the officers of the railway. Thesteam pressure is only 160 poundsper square inch, thus providing afurther example of the tendency tolower steam pressures when usinghighly superheated steam. Hitherto the 2-8-0 wheel type hasbeen practically unknown in Britishlocomotive practice for tank engines,and for that reason the new designillustrated in Fig. 21 is interesting;but there are also other featureswhich render these engines notable. The design has been introduced forthe purpose of dealing with the heavySouth Wales mineral traffic of theGreat Western Railway, and pro-vides a tank-engine version of theeight-coupled (2-8-0) tender enginesused for the main-line coal the local traffic has beendealt with by 2-^-2 tank engines, withthe ordinary six-coupled saddle tanksfor the lighter duties. In most respects the new enginescorrespond with the consolidationtender engines, and they have thestandard coned boiler, Belpaire fire-. FIG. 23. ENGINE FOR THE BONE-GUELMA RAILWAY, TUNIS, SOCIETE ALSACIENNE DE CONSTRUCTIONS MECANIQUES REMARKABLE LOCOMOTIVES OF WO 119 H 1 F mtmZA _JM P BR 1 ■ ^-^ ws ~* - ~ ^!1^ -■» FIG. 24. ENGINE, MALLET TYPE, FOR BURMA RAILWAYS. NORTH BRITISH LOCOMOTIVE COMPANY box, outside cylinders with the unusualstroke of 30 inches, a leading ponytruck, and wheels arranged as in themain line engines. They are alsofitted with a Swindon avoid the difficulty that thecoupled wheelbase is 20 feet, thetrailing wheels are arranged in slid-ing axle-boxes, and the coupling rodsare fitted with spherical joints, so thatconsiderable side-play is allowed for,notwithstanding the direct far as the tank engine featuresare concerned, the engines are stand-ard in many ways with the 2-6-2 tankengines. Although the gauge of the SouthAfrican Railways is only 3 feet 6inches, a number of very large andremarkable locomotives are in usethereon, in order to co
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishernewyork, booksubjec
