The Bengal Nagpur Railway class N

Garratt A Garratt (often referred to as a Beyer Garratt) is a type of steam locomotive invented by British engineer Herbert William Garratt that is articulated into three parts. Its boiler, firebox, and cab are mounted on a centre frame or "bridge ...

was a class of

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 ...

s built by

Beyer, Peacock & Company Beyer, Peacock and Company was an English railway locomotive manufacturer with a factory in Openshaw, Manchester. Founded by Charles Beyer, Richard Peacock and Henry Robertson, it traded from 1854 until 1966. The company exported locomotives, ...

in England in 1929. At the time of their construction, they had the largest water capacity of any Garratt, in addition to being the largest locomotives in India. With the success of HSG, this class followed. Due to their heavy weight, they were restricted to 90 lb/yard rails. They had straight-ported cylinders. It is not known if this suited them for hauling slow, heavy coal traffic. Like HSG, they were used

Chakradharpur Chakradharpur is a city in West Singhbhum district in the state of Jharkhand, India. It is the railway divisional headquarters of Chakradharpur (CKP) division of the South Eastern Railway. The city stands at an elevation of 227 metres (745 fee ...

- Jharsuguda and also at Anara-Tatanagar sections. After electrification, they were used at

Rourkela Rourkela is a planned city located in the northern district Sundargarh of Odisha, India. It is the third-largest Urban Agglomeration in Odisha after Bhubaneswar and Cuttack. It is situated about west of state capital Bhubaneswar and is surro ...

. They could haul 2400 tonnes on a 1 in 100 gradient. In 2006 Locomotive 811 at Kharagpur workshop was reactivated and used on a few runs before being stored again. In order to activate the locomotive, many parts were borrowed from locomotive 815 at the Delhi Railway Museum. The parts were later returned and refitted to 815 which itself was given a cosmetic overhaul. In 2018 a second attempt to activate 811 was made. This time all missing parts were fabricated in a US$400,000 refurbishment that was put out to public tender. The locomotive has made just one trial trip up to the end of 2019.

Technical specifications

References

{{Broad gauge locomotives of India , state=collapsed Railway locomotives introduced in 1929 5 ft 6 in gauge locomotives Steam locomotives of India Beyer, Peacock locomotives Garratt locomotives 4-8-0+0-8-4 locomotives Articulated locomotives

Technical specifications

See also

References