India, June 9 -- Aviation safety regulator DGCA is investigating the incident in which three parked Air India aircraft were damaged at Delhi International Airport after being hit by ground support equipment on Sunday, an official statement said on Monday.

All three aircraft have been grounded for inspection and maintenance, it said.

Three Air India narrowbody aircraft parked at Terminal 2 of Delhi's Indira Gandhi International Airport were damaged on Sunday when ground support equipment hit them due to sudden strong wind and rain, the airport operator said.

"Three Air India A320 aircraft parked at the Delhi Airport terminal-II were damaged by ground equipment/foreign object debris (FOD) during adverse weather conditions around 16:30 ho...