. Railway mechanical engineer . Six-WheelSntifcher - fbr Loaded Engine^fbrLighf Engine, Heighh Will Be About Clearance Diagram for the Standard Six-Wheel Switcher ! T A L. Eighl-Wheel For Loaded Engine, Heights WillBe^baut /^Oreaferfor Standard Eight-Wheel Switcher Forance DIagra 610 KAIIAVAV MECHANICAL ENGINEER Vol. 92, No. 11 coaches at 40 is lb. per ton. The equivalentgrade is then: .5 + (6 X .04) 4- ( x .05) = .8725 per cent. From the 2-8-2-B chart at the intersection of the ordinatefor .8725 per cent grade with the drawbar pull curve fo
. Railway mechanical engineer . Six-WheelSntifcher - fbr Loaded Engine^fbrLighf Engine, Heighh Will Be About Clearance Diagram for the Standard Six-Wheel Switcher ! T A L. Eighl-Wheel For Loaded Engine, Heights WillBe^baut /^Oreaferfor Standard Eight-Wheel Switcher Forance DIagra 610 KAIIAVAV MECHANICAL ENGINEER Vol. 92, No. 11 coaches at 40 is lb. per ton. The equivalentgrade is then: .5 + (6 X .04) 4- ( x .05) = .8725 per cent. From the 2-8-2-B chart at the intersection of the ordinatefor .8725 per cent grade with the drawbar pull curve for we find a rating of approximately 730 tons. The maximum tonnage as given on tlie charts is thatwhich tlie engine can start on a level straight track, assuminga starting resistance of 12 lb. per ton for freight trains. Tlie minimum spc^d shown on the charts is that equiva- conditions or for drop in boiler pressure. In rating the loco-motive a fixed percentage should be deducted from the maxi-mum hauling capacity as given in these charts to suit localconditions. CLEARANCE AND WEIGHT FOR STANDARDLOCOMOTI\-ES For the puqwse of presenting in a convenient mann
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroadengineering
