Rail Vikas Nigam Limited (RVNL) emerged as the lowest bidder for the OHE modification work project by Central Railway. Project aims to upgrade the electric traction system in the Wardha-Ballarshah section (Nagpur division) from a single 25 kV system to a double 25 kV feeding system. Project is valued at ₹132.59 crore and needs to be completed in 24 months.