Southern Pacific class AC-1
Encyclopedia
Southern Pacific Railroad
's AC-1 class of cab forward
steam locomotive
s consisted of locomotives rebuilt from MC-1
and MC-2
class locomotives that were originally built by Baldwin Locomotive Works
in 1909. The MC-2 class was the first class of locomotives built and delivered to SP as cab forward locomotives. The AC-1 class was the first of the successful AC series of cab forward locomotives that numbered nearly 200 in total on the SP.
Their rebuilds into class AC-1 occurred around 1930; SP used the rebuilt locomotives through the traffic rush of World War II, then removed them from the roster soon after the war. They were all retired from active service by 1949 and were scrapped soon after their retirement. The last locomotive of this class that was scrapped was number 4014 on April 12, 1949.
Southern Pacific Railroad
The Southern Pacific Transportation Company , earlier Southern Pacific Railroad and Southern Pacific Company, and usually simply called the Southern Pacific or Espee, was an American railroad....
's AC-1 class of cab forward
Cab forward
The term cab forward refers to various rail and road vehicle designs which place the driver's compartment substantially farther towards the front than is common practice.- Rail locomotives :...
steam locomotive
Steam locomotive
A steam locomotive is a railway locomotive that produces its power through a steam engine. These locomotives are fueled by burning some combustible material, usually coal, wood or oil, to produce steam in a boiler, which drives the steam engine...
s consisted of locomotives rebuilt from MC-1
Southern Pacific class MC-1
Southern Pacific Railroad's MC-1 class of steam locomotive consisted of two locomotives built by Baldwin Locomotive Works in April 1909. They are the first two locomotives converted by Southern Pacific to run as cab forward locomotives....
and MC-2
Southern Pacific class MC-2
Southern Pacific Railroad's MC-2 class of steam locomotives was the first class to be ordered by and built for Southern Pacific as cab forward locomotives. They were built in 1909 following the design of SP's MC-1 class built earlier that year...
class locomotives that were originally built by Baldwin Locomotive Works
Baldwin Locomotive Works
The Baldwin Locomotive Works was an American builder of railroad locomotives. It was located in Philadelphia, Pennsylvania, originally, and later in nearby Eddystone, Pennsylvania. Although the company was very successful as a producer of steam locomotives, its transition to the production of...
in 1909. The MC-2 class was the first class of locomotives built and delivered to SP as cab forward locomotives. The AC-1 class was the first of the successful AC series of cab forward locomotives that numbered nearly 200 in total on the SP.
Their rebuilds into class AC-1 occurred around 1930; SP used the rebuilt locomotives through the traffic rush of World War II, then removed them from the roster soon after the war. They were all retired from active service by 1949 and were scrapped soon after their retirement. The last locomotive of this class that was scrapped was number 4014 on April 12, 1949.