RVNL receives LOA for upgradation of electric traction system of Rajahmundry-Duvvada, Samalkot-Kakinada Port rail sections in Andhra Pradesh July 14, 2025 | Awarded, Project Updates Rail Vikas Nigam Limited (RVNL) received the Letter of Acceptance (LoA) for a contract worth Rs 2,132.24 million…. This content is restricted.