The workers had called on the federal government to return them to their offices following the completion of the renovation of the edifice.
Mr Tinubu disclosed this in a tribute written and signed by him on Friday in Abuja to mark Mr Soyinka’s 90 birthday.
“Investigations into the cause of the fire are underway and will be conducted with due diligence,” Ms Adeseye said.
Mr Shakiru said the fire was caused by a gas cylinder explosion, which almost spread to Artistes Village in Iganmu.
“A tanker has gone up in flames just before Iganmu bridge from Sifax.”
When completed, the main bowl will have the capacity to contain about 5,000 people.
