GM12 Class

 

Southern Shorthaul Railroad locomotive GM22, Lithgow, New South Wales, 29 December 2016.

Road numbers:

GM12, GM22, GM27, GM37–8, GM40, GM42–7

 

Operator:

Genesee & Wyoming Australia (GM37–8, GM40, GM42–7); Southern Shorthaul Railroad (GM12, GM22, GM27)

 

Gauge:

1435 mm

 

Year of entry into service:

1955

 

Number built:

36

 

Model:

A16C

 

Manufacturer:

Clyde Engineering

 

Manufacturing location:

Granville, NSW

 

Engine:

EMD 567C

 

Traction power:

1305 kW (GM12–21); 1342 kW (GM22–47)

 

Wheel arrangement:

Co-Co

 

Weight:

115.8 t

 

Length:

17.9 m

The GM12 Class began service with Commonwealth Railways in 1955. They are similar to the earlier GM1 Class, but are more powerful and have a Co-Co wheel arrangement, whereas the GM1 Class has A1A-A1A wheel arrangement. Their lengthy service continues with private operators, mainly in New South Wales and South Australia.