|Operator(s)||East Central Railway|
|Line length||129 km (80 mi)|
|Number of tracks||1 (single)|
|Track gauge||Broad gauge 1,676 mm (5 ft 6 in)|
Several years before the Grand Chord was built, a connection from the Howrah-Delhi main line to Gaya was developed in 1900 and the South Bihar Railway Company (operated by EIR) had laid a line from Lakhisarai to Gaya in 1879. The Grand Chord was opened on 6 December 1906.
The Cabinet Committee on Economic Affairs, chaired by the Prime Minister Shri Narendra Modi has given its approval for doubling of Kiul-Gaya Railway line of 124 km with a completion cost of Rs.1354.22 crore. Doubling of this line will greatly ease the ever-increasing freight traffic between these sections. The project is likely to be completed by March 2020.
Electrification and Doubling of track
Feasibility studies for the electrification of the Manpur-Tilaiya-Kiul section were announced in the rail budget for 2010-11 and the electrification work of single track is going on starting 2015-16. electrification of single line from Gaya to Kiul have been completed in July 2018. It has been completed in two phases. In first phase tilaiya to warisaliganj have been completed and in the other phase warisaliganj to Lakhisarai.A special Memu train was flagged on 22 October 2018 by State Railway Minister Mr Manoj Sinha.Track doubling is in progress and it is expected to be completed by March 2020.
Gaya is the only station on this line which is amongst the top hundred booking stations of Indian Railway. Apart from Gaya there are various local stations used by masses such as Nawada,Sheikhpura,Warisaliganj.
In 1952, Eastern Railway, Northern Railway and North Eastern Railway were formed. Eastern Railway was formed with a portion of East Indian Railway Company, east of Mughalsarai and Bengal Nagpur Railway. Northern Railway was formed with a portion of East Indian Railway Company west of Mughalsarai, Jodhpur Railway, Bikaner Railway and Eastern Punjab Railway. North Eastern Railway was formed with Oudh and Tirhut Railway, Assam Railway and a portion of Bombay, Baroda and Central India Railway. East Central Railway was created in 1996-97.
- Google maps[full citation needed]
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