
Dr Sohel Rana of the DMCH Emergency Unit declared the boy dead at about 9pm.
Nirob was rescued from the River Buriganga in an unconscious state at about 8:20pm, confirmed Brig Gen Ali Ahmed Khan, the DG of Fire Service and Civil Defence.
Nirob, son of Mohammad Rezaul hails from Madaripur district, was missing since 4:30pm as he fell into a manhole in city's Shyampur area.
The boy fell into the manhole used for dumping industrial wastes at about 4pm
Meanwhile, fire Service divers started a rescue operation at about 4:30pm.
On December 26, 2014, four-year-old boy Jihad had slipped into an open pipe of an abandoned deep tube-well at Shahjahanpur in the city. His body was recovered 23 hours of hectic rescue operation.
LY