#3095
ALCO MRS-1
🇺🇸 United States ·built by American Locomotive Company· from 1953· Military Road Switcher locomotive built by ALCO
3 photos from Wikimedia Commons · credits & licences
- 1. BayCoastRR2085 ex-ESHR exx-USAX: Original uploader was William Grimes at en.wikipedia· Public domain
- 2. 20100414.1 ALCO MRS-1: Sergey Yarmolyuk· Public domain
- 3. 20100414.2 ALCO MRS-1: Sergey Yarmolyuk· CC BY-SA 3.0
what is it?
The ALCO MRS-1 is a type of diesel-electric locomotive built by the American Locomotive Company for the United States Army Transportation Corps. They were built with multigauge trucks and to a reduced loading gauge for service anywhere in the world in the event of war.
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 73 years ago, in 1953.
- 1.2 MW is about 14 family cars (~85 kW each) flat out.
- Weighs about as much as 18 African elephants (~6 t each).
- 16.8 m long: about 4 cars parked nose to tail.
diesel locomotive: A diesel engine on board drives the wheels, usually through a generator (diesel-electric).
spec sheet
- built
- 1953–1954
- number built
- 83
- kind
- Diesel-electric
- traction
- diesel
- origin
- 🇺🇸 United States
- builders
- American Locomotive Company
- operators
- Transportation Corps
- top speed
- 113 km/h
- power
- 1.2 MW
- gauge
- 1,435 mm standard gauge
- wheel arrangement
- C-C
- length
- 16.8 m
- weight
- 109 t
From the Wikipedia infobox and Wikidata. Blank means the sources don't say.
Sources: Wikidata Q2819238, Wikipedia: ALCO MRS-1 (CC BY-SA 4.0).Updated 2026-10-25.