The Asansol–Gaya section is a railway line connecting Asansol and Gaya in India. This 267-kilometre long (166 mi) track is part of the Grand Chord, Howrah–Gaya–Delhi line and Howrah–Allahabad–Mumbai line. This section includes the NSC Bose Gomoh–Barkakana line. It is under the jurisdiction of Eastern Railway and East Central Railway. The section links to South Eastern Railway through Bokaro Steel City and Adra.

Asansol Junction is a railway station of Eastern Railway in Asansol of Paschim Bardhaman district in the Indian state of West Bengal. The station is on the Howrah–Delhi main line. It is the 8th busiest railway station in India in terms of frequency of trains after Kanpur Central, Vijayawada Junction, Delhi Junction, New Delhi, Ambala Cant, Howrah and Patna Junction. Around 171 trains pass through the station daily. It serves Asansol and the surrounding areas.