Classic Streamliners - TRAINCYCLOPEDIA
ALCO RSD-12 Diesel-Electric Locomotive
The ALCO RSD-12 was a diesel-electric locomotive of the road switcher type rated at 1,800 horsepower (1.34 MW), that rode on three-axle trucks, having an C-C wheel arrangement.
Used in much the same manner as its four-axle counterpart, the ALCO RS-11, though the six-motor design allowed better tractive effort at lower speeds.
Chesapeake and Ohio Railway
Road numbers: 6700–6709
Notes: Renumbered 2007–2016, 2014 and 2016 were sold to Baltimore and Ohio Railroad, then were purchased by Utah Railway on February 23, 1976.
Lake Superior and Ishpeming Railroad
Road numbers: 1801–1804
New York, Chicago and St. Louis Railroad (“Nickel Plate Road”)
Road numbers: 325–333
Notes: to Norfolk and Western Railway.
Road numbers: 8655–8679
Notes: to Penn Central 6855–6879; to Conrail.
Southern Pacific Company
Road numbers: 7000–7020
Notes: Renumbered 2950–2970.
Ferrocarril del Pacífico
Road numbers: 1502–1508, 509–520
Ferrocarriles Nacionales de México
Road numbers: 7400–7472
Companhia Siderúrgica Nacional (Brazil)
Road numbers: 3501–3510
Notes: Built by MLW, 1,600 mm (5 ft 3 in); to RFFSA pt: ALCo RSD-12.
Total Quantity: 171
ALCO RSD-12 Overview
Type and origin
Power type: Diesel-electric
Builder: American Locomotive Company, Montreal Locomotive Works
Build date: April 1956 – March 1963
• AAR C-C
Gauge: 4 ft 8 1⁄2 in (1,435 mm) standard gauge
Prime mover: Alco 251B
Engine type: V12 Four-stroke diesel
Power output: 1,800 hp (1,300 kW)
Ferrocarril del Pacifico Alco RSD-12 No. 504 in Nogales, Sonora, Mexico, in March 1979.
By Clay Gilliland from Chandler, U.S.A. - ALCo RSD-12, CC BY-SA 2.0, https://commons.wikimedia.org/w/index.php?curid=31661459
Text: wikipedia.org. Images: Public Domain; http://www.commons.wikimedia.org (unless otherwise specified) and 17 U.S. Code § 107 fair use. References: Lewis, Robert G. The Handbook of American Railroads. New York: Simmons-Boardman Publishing Corporation, 1951, 2nd Edition 1956. Site Map Contact webmaster HERE.
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