The multi-storey building was collapsed during the anti-encroachment operation to clear illegal constructions near Orangi Town nullah.
Five people were rescued from the debris of the collapsed building, the rescue sources said.
The cause of the incident is said to be a cylinder explosion, which resulted in a collapse in a portion of the building.
Images from Izmir showed collapsed buildings and dazed people trying to make their way through rubble piled high on the streets.
The woman in Indian Hyderabad escaped the near-death experience wherein the collapse of a dilapidated building coincided with her walking past it.-
Earlier in the day, a two-storey residential building has collapsed in Karachi's Lyari Town reportedly due to ongoing construction work at a nearby empty plot today.
The first phase of the operation has been completed as all the bodies and injured tapped in the rubble of the building have been retrieved, said the rescue officials.
The building was declared dilapidated and was evacuated before to avoid loss of human lives.