Railway and Locomotive Engineering . on eachside. The spring saddles are arranged asusual, and are seated directly on the topof the box. The tender. is carried on rolled steelwheels, and the trucks are of the equal- Tubes.—Diameter, 5^ in. and 2 in.;material, steel; thickness, 5ii No. 9W. G.; 2 No. 11 W. G.; number, 5Hin., 36; 2 in., 262; length, 18 ft. 6 in. Heating Surface.—Fire box, 260 sq. ft.;tubes, 3,459 sq. ft.; firebrick tubes, 40 ; total, 3,759 sq. ft.; superheater, 798sq. ft.; grate area, 70 sq. ft. Driving Wheels—Diameter, outside, 63in.; diameter, center, 56 in.; jo
Railway and Locomotive Engineering . on eachside. The spring saddles are arranged asusual, and are seated directly on the topof the box. The tender. is carried on rolled steelwheels, and the trucks are of the equal- Tubes.—Diameter, 5^ in. and 2 in.;material, steel; thickness, 5ii No. 9W. G.; 2 No. 11 W. G.; number, 5Hin., 36; 2 in., 262; length, 18 ft. 6 in. Heating Surface.—Fire box, 260 sq. ft.;tubes, 3,459 sq. ft.; firebrick tubes, 40 ; total, 3,759 sq. ft.; superheater, 798sq. ft.; grate area, 70 sq. ft. Driving Wheels—Diameter, outside, 63in.; diameter, center, 56 in.; journals,main, 11 in. x 15 in.; journals, others, 9in. X 12 in. Engine Truck Wheels—Diameter, front33 in.; journals, 6 in. x 10 in.; diameter,back, 42Vi in.; journals, 8 in. x 14 in. Wheel Base—Driving, 16 ft. 6 in,; rigid,16 ft. 6 in.; total engine, 36 ft. 1 in.;total engine and tender, 66 ft. 3/2 in. Weight—On driving wheels, 221,500lbs.; on truck, front, 23,800 lbs.; on truck, 40,e00 Ills.: total engine, 285,900. G. M, Crov 2-:ver, Supt. Mutive Iower ?- TYPE Li)C0MOTI\E F(1R THE CHTCAGO ,\T WESTERN R.\tERO.\D. Baldwin Locoii Works, Builders. with pounds on driving-wheels,the ratio of adliesion is 4. The design of 1912 has a wide, deepfirebox, which is placed back of thedriving-wheels and over the rear truck,and is equipped with a lirick arch. In thenew design the Gaines furnace is em-ployed, and the front of the mud ring isimmediately ahove the rear drivers. Thetubes have a length of 18 ft. 6 in. asagainst 20 ft. 6 in. in the earlier brick-arch in the Gaines furnace iscarried on four 3-in. tubes. The frontend of the crown is supported by threerows of Baldwin expansion stays. Otherfeatures of the boiler and its equipmentare a one-piece dome of pressed steel,diamond longitudinal seams, throttlewith auxiliary drifting valve, and power-operated fire-door. The boiler tubes arewelded at the firebox end. TIic main frames arc vanadium
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyork, bookyear19
