0-3-0 is a type of wheel arrangement for a monorail

steam locomotive A steam locomotive is a locomotive that provides the force to move itself and other vehicles by means of the expansion of steam. It is fuelled by burning combustible material (usually coal, oil or, rarely, wood) to heat water in the locomot ...

History

This most unusual wheel arrangement was only used for specialised monorails.

Listowel and Ballybunion Railway

The Lartigue Monorail locomotives used on the Listowel and Ballybunion Railway were of 0-3-0 wheel arrangement, although they also required non-load-bearing guide wheels. These locomotives were built by the Hunslet Engine Company, Leeds in 1888.

Patiala State Monorail Trainways

Four locomotives were built with this wheel arrangement in 1907 for the

Patiala State Monorail Trainways Patiala State Monorail Trainways (PSMT) was a unique rail-guided, partially road-borne railway system running in Patiala from 1907 to 1927. PSMT was the second monorail system in India, after the Kundala Valley Railway, near Munnar in Kerala, an ...

, a monorail line in Patiala, India. They had double flanged driving wheels and the locomotives had an outrigger wheel that ran on the ground. The builder was Orenstein & Koppel of Berlin, one locomotive is preserved in working order at the National Rail Museum, New Delhi, New Delhi. Also, in the Russian notation that counts axles instead of wheels, 0-3-0 is identical to Whyte's

0-6-0 Under the Whyte notation for the classification of steam locomotives, represents the wheel arrangement of no leading wheels, six powered and coupled driving wheels on three axles and no trailing wheels. This was the most common wheel arrangemen ...

References

{{Whyte types Monorails 3,0-3-0