| Harnaut–Mokama section हरनौत-मोकामा खण्ड | |
| Status: | Operational |
| Open: | 2016 |
| Linelength: | 520NaN0 |
| Tracks: | 1/ 2 |
| Speed: | 80- |
The Harnaut–Mokama loop also known as Coal Belt Loop which connects and . Originally a part of the Howrah–Delhi main line & Bakhtiyarpur–Tilaiya line, it was opened to traffic in 2016.
The line carries coal from Jharkhand state to most important NTPC Barh. With the construction of a shorter railway line for a part of the route, the stretch was assigned a separate identity.
Construction of dual electric line between karnauti Halt and Jaiprakash Mahuli Halt extent up to .
Two major Industries along with this line