At least 250 people were feared trapped under the debris of a blanket factory building that collapsed in Focal Point area near here, police said.
The incident happened in the early hours of Monday. Efforts are underway to rescue the people trapped beneath the debris, they said.
According to eye-witnesses, the entire factory building collapsed after an explosion in the boiler and it is estimated that around 250 to 300 people were present inside the building at the time of the incident.
District Magistrate and senior police officials have rushed to the factory site to take stock of the situation.