India, March 17 -- The Delhi Metro Rail Corporation (DMRC) has floated a tender to replace the 33 kilovolt (KV) copper cables with aluminium wires over 175km of the metro network. Officials said the change has been planned following recent cable thefts from the metro, with the latest such incident impacting operations on the Pink Line for an entire day on Thursday.

Officials explained that while copper cables will fetch the thieves Rs.700-750 per kg, aluminium wires are one-third the value, fetching around Rs.200-250 per kg, thus not making them as attractive an option.

The exercise will be carried out over a period of 18 months and will target theft-prone areas on the Yellow Line (Millenium City Centre to Samaypur Badli), Blue Line (Dw...