Five workmen, three foreign nationals and two Greeks, were injured on Monday when supports gave way as they were pouring concrete to build a second-storey on a building under construction in Kifissia.
The accident occurred at 13:30 p.m. and the injured men were taken to Erythros Stavros hospital. A search by the fire brigade showed that no one had been trapped inside the collapsed building.
An investigation into the cause of the accident has been launched by the Kifissia police station.