RVNL emerges as L1 bidder for automatic signalling works for Jhansi-Gwalior rail section of Jhansi division April 6, 2023 | Awarded, Project Updates RVNL has emerged as the lowest (L1) bidder for provision of Electronic Interlocking (EI) based Automatic signalling in the Jhansi-Gwalior rail section of Jhansi division. This content is restricted.