#1540
Pennsylvania Railroad class HH1s
🇺🇸 United States ·built by American Locomotive Company· from 1911· class of 1 American 2-8-8-2 locomotive
1 photo from Wikimedia Commons · credits & licences
- 1. Pennsylvania Railroad engine 3396 HH1 Alco: None shown but most likely this was done for the Pennsylvania Railroad to promote their new type of locomotive for freight service.· Public domain
what is it?
The Pennsylvania Railroad's class HH1s comprised a single 2-8-8-2 type steam locomotive. Unlike most Pennsylvania Railroad steam locomotives, it had a wagon-top boiler. It was built by the American Locomotive Company (ALCO) in 1911.
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 115 years ago, in 1911.
- Served for 17 years (1911–1928).
steam locomotive: Burns coal, wood or oil to boil water; the steam drives pistons that turn the wheels.
spec sheet
- built
- 1911
- in service from
- 1911
- retired
- 1928
- status
- retired
- number built
- 1
- kind
- Steam
- traction
- steam
- origin
- 🇺🇸 United States
- builders
- American Locomotive Company
- designer
- Francis Cole
- operators
- Pennsylvania Railroad
- top speed
- —
- power
- —
- gauge
- 1,435 mm standard gauge
- wheel arrangement
- 2-8-8-2
From the Wikipedia infobox and Wikidata. Blank means the sources don't say.
Sources: Wikidata Q7120490, Wikipedia: Pennsylvania Railroad class HH1s (CC BY-SA 4.0).Updated 2026-10-25.