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#2688

Chesapeake and Ohio class H-8

🇺🇸 United States ·built by Lima Locomotive Works· from 1941· class of 60 American 2-6-6-6 locomotives

Chesapeake and Ohio class H-8, photo 1 of 1
1/1 Lima Locomotive Works· Public domain

what is it?

The Chesapeake and Ohio class H-8 is a class of 60 simple articulated 2-6-6-6 steam locomotives built by the Lima Locomotive Works in Lima, Ohio, between 1941 and 1948. Among the most powerful steam locomotives ever built, the H-8s hauled fast, heavy freight trains for the Chesapeake and Ohio Railway until the mid-1950s. Two were preserved: Nos.

who runs it

base stats

  • speed 113 km/htop speed
  • power 5.6 MWpower output
  • weight 350 tin working order
  • built 60made in total

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 85 years ago, in 1941.
  • 5.6 MW is about 66 family cars (~85 kW each) flat out.
  • Weighs about as much as 58 African elephants (~6 t each).
  • 23.2 m long: about 5 cars parked nose to tail.

steam locomotive: Burns coal, wood or oil to boil water; the steam drives pistons that turn the wheels.

spec sheet

built
1941–1948
retired
1956
status
retired
number built
60
kind
Steam
traction
steam
origin
🇺🇸 United States
builders
Lima Locomotive Works
designer
Advisory Mechanical Committee
operators
Chesapeake and Ohio Railway
top speed
113 km/h
power
5.6 MW
gauge
1,435 mm standard gauge
wheel arrangement
2-6-6-6
length
23.2 m
weight
350 t
nicknames
Allegheny

From the Wikipedia infobox and Wikidata. Blank means the sources don't say.

Sources: Wikidata Q22341190, Wikipedia: Chesapeake and Ohio class H-8 (CC BY-SA 4.0).Updated 2026-10-25.

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