RVNL receives LoA for upgradation of electric traction system of Garwa Road-Mahadiya rail section in Bihar November 14, 2024 | Awarded, Project Updates Rail Vikas Nigam Limited (RVNL) received the Letter of Acceptance (LoA) for a contract worth Rs 1,800.09 million for design, supply, erection…. This content is restricted.