"Defence Minister expresses his shock at Kolkata flyover collapse and grief on loss of lives. Directs armed forces to provide all needed assistance," a Defence spokesperson said.
General Officer Commanding-In-Chief (GOC-in-C) of Eastern Command Lt Gen Praveen Bakshi said, "The Army expresses its condolences to the bereaved families on this tragedy. Army is fully committed in providing all possible resources and assistance till the rescue operations are completed."
Defence officials said the state government had sought the help of Army in the relief and rescue operations after which five columns of rescue personnel were deployed.
The Army has sent 10 ambulances along with its complement of medics to the spot.
A team of engineers from the Army has also reached the spot with cranes, water bowsers, gas cutters and specialist equipment to help the civic authorities dismantle the debris, officials said.
General Officer in Command of Army's Bengal area Lt Gen Rajeev Tewary went to the spot of accident to monitor rescue operations as many people were trapped under the concrete debris of the flyover.