USRA Heavy Mountain

The USRA Heavy Mountain was a USRA standard class of steam locomotive designed under the control of the United States Railroad Administration, the nationalized railroad system in the United States during World War I. This was the standard light freight locomotive of the USRA types, and was of 4-8-2 wheel arrangement in the Whyte notation, or 2′D1′ in UIC classification.

A total of 15 locomotives were built under the auspices of the USRA.

Table of original USRA allocation
Railroad	Quantity	Class	Road numbers	Notes
Chesapeake and Ohio Railway	5	J-2	543-547	Built 1918 by Baldwin . Renumbered from 133-137. Scrapped 1940-1947
Norfolk and Western Railway	10	K2	116–125	Built 1919 by ALCO. Scrapped 1951-1952
Total	15

Table of copies acquired
Railroad	Quantity	Class	Road numbers	Notes
Chesapeake and Ohio Railway	2	J-2a	548–549	Built 1923 by ALCO. Renumbered from 138-139 . Scrapped 1948
Florida East Coast Railway	23	801	801–823	Built 1926 by ALCO Schenectady. Scrapped 1950-1952
Norfolk and Western Railway	12	K2a	126–137	Built 1923 by Baldwin. Scrapped 1947-1959
Total	37

Neither the originals built by the USRA or any of the subsequent copies were preserved, being scrapped between 1940 and 1959.

Steam Locomotives of the United States Railroad Administration (USRA).
Switchers	0-6-0 • 0-8-0
Light	2-8-2 • 2-10-2 • 4-6-2 • 4-8-2
Heavy	2-8-2 • 2-10-2 • 4-6-2 • 4-8-2
Articulated	2-6-6-2 • 2-8-8-2