India, Sept. 17 -- A 40-year-old man died and three others were hospitalised in critical condition after they fell into a sewer while cleaning it in Delhi's Ashok Vihar Phase-II late on Tuesday.

Deputy police commissioner (north west) Bhisham Singh said that the incident was reported around 11.30pm near Harihar Apartments, where sewer cleaning work had been going on.

Police rushed to the spot and took the four men to Deen Dayal Upadhyay (DDU) Hospital. One of them, identified as Arvind, 40, a resident of Kasganj in Uttar Pradesh, was declared dead on arrival. The three others, Sonu and Narayana, from Kasganj, and Naresh, a native of Bihar, were admitted to the intensive care unit.

A police team inspected the site and summoned the manag...