CHENNAI: Tamil Nadu Energy Resources and Law Minister R Nirmal Kumar on Monday announced an extensive overhaul of the state's power infrastructure, including the raising of pillar boxes and replacement of over 1,600 ageing transformers in Chennai and neighbouring districts, to avert disruptions during the monsoon and peak summer demand. The minister also said the tendering process for smart meters is likely to be deferred by two months to incorporate crucial revisions. Tamil Nadu power infrastructure overhaul ahead of monsoon Addressing a press conference following inspection reviews across C...