Twenty 4-8-4 passenger locomotives built by American Locomotive Co, designed for speeds up to 90 mph; length oa 110 ft 7 1/8 in.; tractive force 63,600 lb; total engine weight 465,000 lb; tender in working order weighs 366,500 lb; driving wheels 77 in. in diam; cylinders 24 1/2 by 32 in.; boiler, which carries working pressure of 300 lb per sq in. has combined heating surface of 6070 sq ft, and firebox grate area of 100.2 sq ft.
Union pacific heavy passenger locomotives
Ry Mech Engrs
Railway Mechanical Engineer ; 112 , n 2
1938
8 pages
Article (Journal)
English
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