 The Patna-Mughalsarai sector was ready around 1862.A "shorter main line" connecting Raniganj and Kiul was in position in 1871 and the opening of the Grand Chord in 1907 shortened the distance from Howrah to Delhi even further.While the Mughalsarai area was electrified in 1961-65, the rest of the Patna–Mughalsarai section was electrified in 1999–2002.