Railway and Locomotive Engineering . 4ins.; thickness of sheets, sides, 54 Jn.;thickness of sheets, back, Yi in.; thicknessof sheets, crown, J^ in.; thickness ofsheets, tube, Yz in. Water Space.—Front, 5 ins.; sides, 5 ins.;back, 5 ins. Tubes.—Diameter, 5J4 ins. and 2J4 ins.;material, steel and iron; thickness, and ins.; number, 32 and 210;length, 22 ft. 0 ins. and 22 ft. 0 ins. Heating Surface.—Firebox, 235 sq. ft.;tubes, 3731 sq. ft.; firebrick tubes, 32 ; total, 3998 sq. ft.; superheater, 815 ; grate area, sq. i-MiM |\ !?,>, KiK 1 HE 11-U. S\M1
Railway and Locomotive Engineering . 4ins.; thickness of sheets, sides, 54 Jn.;thickness of sheets, back, Yi in.; thicknessof sheets, crown, J^ in.; thickness ofsheets, tube, Yz in. Water Space.—Front, 5 ins.; sides, 5 ins.;back, 5 ins. Tubes.—Diameter, 5J4 ins. and 2J4 ins.;material, steel and iron; thickness, and ins.; number, 32 and 210;length, 22 ft. 0 ins. and 22 ft. 0 ins. Heating Surface.—Firebox, 235 sq. ft.;tubes, 3731 sq. ft.; firebrick tubes, 32 ; total, 3998 sq. ft.; superheater, 815 ; grate area, sq. i-MiM |\ !?,>, KiK 1 HE 11-U. S\\I. UMJJWIX !-? The following table contains the princi-pal dimensions of the three classes builtfor the LTnion Pacific and it also includesfor purposes of comparison correspond-ing data for the light Pacific type locomo-tives built for the United States : Steam Crate Water Super-Date Cylinders Drivers Pressure .\rea Heating heater Surface Surface1903 22x28 IT 200 lbs. ments. The driving axles and crank pinsare heat-treated and the axles are hollowbored. The tenders of these locomotives arc ofthe Vanderbilt type, equipped with coalpushers. A vestibule is applied and the 1911 25x28 1920 25 X 28 77IT 200 lbs. sq. ft. 70 sq. ft. 3048sq. ^-q. ft. 815sq. ft. Wt. onDrivers 141,000 164,800 167,700 Wt. total TractiveEngine Force 222,000265,500278,000 29,92038,62038,640 U. S. R. .\. ST.\NDARD 1919 25x28 73 200 lbs. ft. The weight of the latest Union Pacificdesign is only slightly
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyork, bookyear19
