ACT Fire & Rescue were called to a fire at a constructions site on Allara Street, City near City Walk at approximately 12:30am. Firefighters found excavators alight and are working to extinguished them. Smoke from the fire has activated a fire alarm in an adjacent building. Nearby residents are advised to keep windows and doors closed. Access to Allara Street is closed at this time. Members of the public are asked to avoid the area.