#1670
Baltimore and Ohio class S
🇺🇸 United States ·built by Baldwin Locomotive Works· from 1914· class of American 2-10-0 locomotives
what is it?
Baltimore and Ohio Class S comprised three classes of 2-10-2 locomotives. The S class proper were 31 locomotives built in 1914 by Baldwin Locomotive Works and numbered 6000–6030. The S-1 class comprised 50 locomotives numbered 6100–6149, and 25 locomotives numbered 6150-6174.
who runs it
base stats
Bars compare against all trains: 600 km/h (maglev), 1,700 seats; power, weight and number built on a log scale up to 20 MW, 1,000 t and 20,000 built.
fun facts
- First built 112 years ago, in 1914.
steam locomotive: Burns coal, wood or oil to boil water; the steam drives pistons that turn the wheels.
spec sheet
- built
- 1914–1926
- retired
- 1959
- status
- retired
- number built
- 156
- kind
- Steam
- traction
- steam
- origin
- 🇺🇸 United States
- builders
- Baldwin Locomotive Works, Lima Locomotive Works
- operators
- Baltimore and Ohio Railroad
- top speed
- 121 km/h
- power
- —
- gauge
- 1,435 mm standard gauge
- wheel arrangement
- 2-10-2
- nicknames
- "big sixes"
From the Wikipedia infobox and Wikidata. Blank means the sources don't say.
Sources: Wikidata Q4852953, Wikipedia: Baltimore and Ohio class S (CC BY-SA 4.0).Updated 2026-10-25.