NEW : The death toll rises to 547 as more bodies are discovered . The report is expected to be completed within 30 working days . Two other engineers -- who worked for the municipality of Savar -- have been arrested for having allegedly issued a safety clearance despite the appearance of cracks in the building that appeared the day before it collapsed , the news agency said . The building collapse is Bangladesh 's deadliest industrial disaster .
NEW : The death toll rises to 547 as more bodies are discovered . The report is expected to be completed within 30 working days . The building collapse is Bangladesh 's deadliest industrial disaster .