Ahamad Ali Anjamrooz said in a news conference on Wednesday that the prisoners needed to dig three more meters to escape the prison but their plan had been exposed after prison authorities searched their cells.
“The prisoners were able to dig 15 meter in five days,” he said.
“They had made their planning such that be able to escape the prison before their execution day,” he added.
The prisoner who had been arrested on drug related charges had spent the last two days of their life in solitary confinement.
The city of Jiroft with population of nearly 100.000 is located in south eastern Iran.