New Delhi: A 38-year-old man died and three others were injued after allegedly inhaling toxic gas while removing the shutters of an under-construction septic tank in southwest Delhi’s Chhawla, police have said.The incident happened on a plot in Qutub Vihar on Oct 21. The deceased, Madan Pandit, of Goyla Dairy in Chhawla, was taken to a hospital, where he was declared brought dead. The three others Vinod (22), Chander Shekar (35) and Surender Singh, (42) were admitted there.Police got information about the case through a PCR call from the hospital. A police team reached the hospital and collected the medico-legal report (MLR) of the deceased.A preliminary inquiry has revealed that the four men entered an under-construction tank to remove the shuttering when they allegedly inhaled some toxic gas.The body of the deceased man was shifted to a mortuary at Rao Tula Ram Memorial (RTRM) Hospital.Based on the daily diary entries, medico-legal reports and inspection of the spot, a case under sections 290 and 106(1) of Bharatiya Nyaya Sanhita (BNS) was registered at Chhawla police station. “Section 106(1) deals with causing death by negligence, while Section 290 relates to negligent conduct with respect to pulling down or repairing buildings, among other specified acts,” police said.In May 2025, a man died after entering a septic tank at a house in east Delhi’s New Ashok Nagar. Another person was injured while attempting to rescue him.In July 2025, two labourers died after inhaling toxic gases while working at a sewage treatment plant.
