The Criminal Investigation Department (CID) on Friday said the source of the explosion inside Cafe Queen restaurant in the basement of a building in Gulistan's Siddikbazar area is yet to be found.
According to the CID sources, the building is in a very risky state as the beams and pillars of the basement were severely damaged.
CID's crime scene unit has collected evidence by inspecting the inside and outside of the building, said Assistant Superintendent of Police (ASP) Md Mizanur Rahman.
The crime scene unit is searching for the origin of the blast in the basement of the building. “However, the source of the explosion has not yet been found,” said Mizanur Rahman.
CID's crime scene unit inspecting and collecting evidence at the explosion site in Gulistan's Siddikbazar Mahmud Hossain Opu/Dhaka Tribune“We are collecting evidence from the area of the building where the most damage has been found after the blast,” he said.
“We are also collecting evidence to find out whether there is any trapped explosive material or methane gas,” he added.
ASP Mizanur Rahman further said the evidence would be sent to a lab for testing. “Experts will be able to provide details later,” he said.
Meanwhile, steel pipes were placed in the damaged columns on Friday morning to temporarily hold up the building.
The explosion that occurred in a restaurant called Cafe Queen in the basement of a seven-storey building in Gulistan's Siddikbazar area on Tuesday afternoon has so far claimed the lives of 22 people and injured over 100 people.
