Indian Navy decommissions Oldest Hydrographic Survey Ship – INS Sandhayak

On 4th June 2021, Indian Navy decommissioned its Oldest Hydrographic Survey Vessel, “INS Sandhayak” at Naval Dockyard in Visakhapatnam. The ship served the Indian Navy for 40 years, conducting over 200 Hydrographic surveys and as a part of other important missions of Indian Navy.

i.Decommissioning ceremony was attended by Vice Admiral Ajendra Bahadur Singh, AVSM.

ii.VSM Flag Officer Commanding-in-Chief Eastern Naval Command, was the Chief Guest for the ceremony.

Key Missions of INS Sandhayak:

  • Operation Pawan – 1987 – Sri Lankan Civil War
  • Operation Rainbow – 2004 – Humanitarian assistance to Tsunami affected region

What is a Hydrographic Survey?

It is a study conducted on the features of offshore oil exploration, dredging, oil drilling and other related activities that affect maritime navigation.

Recent Related News:

In February, 2021, Mazagon Dock Shipbuilders Limited (MDL) delivered the 3rd of Six Kalvari-class submarines based on ‘Scorpene Class’ to the Indian Navy at Mumbai, Maharashtra. The submarine was commissioned into the Indian Navy in March, 2021 as ‘INS Karanj’.

About Indian Navy:

Motto – “Sam no Varunah” or “Be auspicious unto us Oh Varuna”
Chief of Naval Staff – Karambir Singh
Headquarters – New Delhi





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