Police have arrested a man following an investigation into an excavator fire at Lockleys overnight.
Police and fire crews were called to Castlebar Road, Lockleys at 1.10am on Sunday 30 April by reports of a fire.
Crews found an excavator well alight. The excavator was parked behind gates at the site of a house under demolition.
MFS crews extinguished the fire, which is believed to have been deliberately lit.
The excavator was completely destroyed.
Crime scene investigators attended the scene this morning to try to determine the cause of the fire.
As a result of investigations, Western District CIB detectives arrested a Morphett Vale man over the incident later today.
The 50-year-old man was charged with arson and was bailed to appear in the Port Adelaide Magistrates Court on 7 June.
Anyone who saw any suspicious people, vehicles or activity in the area last night, or who has dashcam or CCTV footage that may assist the investigation is encouraged to contact Crime Stoppers on 1800 333 000 or online at www.crimestopperssa.com.au/