A Torpedo Recovery Vessel, TRV-72 of Indian Navy sank off the Visakhapatnam coast during a naval exercise on 6 November 2014. One sailor was killed in the incident while three others went missing.
The auxiliary ship sank to a depth of about 370 meters, about 35 nautical miles south of Visakhapatnam and 28 nautical miles from the closest point of the coast. At the time of incident there were 28 personnel on board of which 24 were rescued by naval ships and rescue operation was launched for the missing. Helicopter with night vision capability, Sea King-42 C was also deployed along with additional ships to assist in the search and rescue operation.
TRV 72 was deployed for a routine torpedo recovery mission. At the time of incident, the vessel was returning back to Visakhapatnam harbor after completing the mission. The incident occurred after flooding in its steering gear compartment. Preliminary reports suggest that a recess in the hull for intake of water developed a crack leading to flooding, while the exact cause is not known. A Board of Inquiry has been instituted to investigate the accident.
About the vessel
The sunken vessel was an Astravahini Class, 112-tonne, 28.5-meter-long auxiliary ship with a displacement of 110-tonne at full load. TRV 72 built at Goa Shipyard was commissioned into the Navy on 23 February 1983.
The Torpedo Recovery Vessel (TRV) is an auxiliary vessel which is used to recover practice torpedoes fired by fleet ships and submarines.
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