The Ryam Sugar Factory Railway was owned and operated by the Ryam Sugar Factory in Bihar, India.
The Ryam Sugar Factory was incorporated in 1914 as the Tirhut Co-operative Sugar Co Ltd. It was located in a town now known as Raiyam (à ¤®à ¥Âà ¤¥à ¤¿à ¤²à ¥Â) 15 km north-east of Darbhanga. The factory had two 2 ft (610 mm) narrow gauge railway lines operating as a field system, to bring cane into the factory:
In No. 1 Mill stationary steam engine #2619 (1932) by Mirrlees, Watson was used (single cylinder, 24â x 48âÂÂ, 273 hp, Corliss valves, cost Rs 16000 new). A Nos 2, 3 and 4 Mills stationary steam engine #2423 (1914) by Mirrlees, Watson was installed (single cylinder, 300 hp, piston valves, cost Rs 15000 new).