Chennai Metrowater uses Bandicoot robots and sewer vehicles to clean sewer lines, improving urban sanitation during monsoon.

Tiwari also criticised the delay in procuring a Rs1.5 crore ‘octopus' sewer machine sanctioned during his tenure, lamenting that NMC continues to rent equipment instead.

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Dr Ravjot Singh on Friday flagged off a fleet of 730 advanced cleaning machines worth Rs 39.56 crore for 150 municipalities, marking a decisive shift from manual to mechanised sewer cleaning ...