Southern Pacific class GS-3
Encyclopedia
The GS-3 was a streamlined 4-8-4
4-8-4
Under the Whyte notation classification of steam locomotives, 4-8-4 represents the wheel arrangement of four leading wheels on two axles , eight powered and coupled driving wheels on four axles, and four trailing wheels on two axles .Other equivalent classifications are:UIC classification: 2D2...

 Northern type 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...

 that served the Southern Pacific Company from 1938 to 1957. They were built by Lima Locomotive Works
Lima Locomotive Works
Lima Locomotive Works was an American firm that manufactured railroad locomotives from the 1870s through the 1950s. The company took the most distinctive part of its name from its main shops location in Lima, Ohio. The shops were located between the Baltimore & Ohio's Cincinnati-Toledo main line...

 and were numbered 4416 through 4429. GS stands for "Golden State" or "General Service."

The GS-3 had an appearance similar to the GS-2
Southern Pacific class GS-2
The GS-2 was a streamlined 4-8-4 Northern type steam locomotive that served the Southern Pacific Company from 1937 to 1956. They were built by Lima Locomotive Works and were numbered 4410 through 4415. GS stands for "Golden State" or "General Service."...

. The GS-3s were streamlined and designed for high-speed passenger service. Like the GS-2, they featured a silver smokebox with a cone-shaped single headlight casing, skyline casing on the top of the boiler, skirting on the sides, an air horn, teardrop classification lights, and whistles. The only major difference in appearance was the increase in driver size.

They received the orange and red "Daylight" paint scheme. They were primarily used on Southern Pacific's premier passenger train at the time, the Coast Daylight. In later years after being replaced by newer GS class engines, they were painted black, had their side skirting removed for easier maintenance, and were reassigned to the San Jose
San Jose, California
San Jose is the third-largest city in California, the tenth-largest in the U.S., and the county seat of Santa Clara County which is located at the southern end of San Francisco Bay...

-San Francisco
San Francisco, California
San Francisco , officially the City and County of San Francisco, is the financial, cultural, and transportation center of the San Francisco Bay Area, a region of 7.15 million people which includes San Jose and Oakland...

 commute trains, freight service, and made occasional appearances on the San Joaquin Daylight
San Joaquin Daylight
The San Joaquin Daylight was a Southern Pacific passenger train inaugurated between Los Angeles and Oakland Pier by way of the San Joaquin Valley and Tehachapi Pass on July 4, 1941. It operated until the advent of Amtrak in 1971.-Passenger cars:Pullman-Standard built coaches were assigned to the...

.

No GS-3 locomotives survive.
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