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DSC A20: Navy’s First Indigenous Diving Support Craft

15 December 20251 min read
DEFENCE & SECURITYDSC A20: Navy’sFirst IndigenousDiving SupportCraft15 December 2025safalsetu.com

Why in the news

The Indian Navy lined up the commissioning of DSC A20 at Kochi, a milestone for self-reliance in naval construction and for underwater operations.

Key facts

  • Vessel: DSC A20, first indigenously designed and built Diving Support Craft of the Navy.
  • Commissioning venue: Kochi.
  • Builder: Titagarh Rail Systems Limited (TRSL), Kolkata.
  • Standard: built under naval rules of the Indian Register of Shipping (IRS).

About the craft

  • A purpose-built auxiliary naval vessel.
  • Meant to support diving work including inspection, repair and salvage in coastal and near-shore waters.

Objectives

  • Raise the Navy’s diving, underwater inspection and salvage capacity.
  • Give dedicated help for coastal and harbour operations.
  • Boost indigenous ship design and building under Aatmanirbhar Bharat.

Exam angle

  • Builder: Titagarh Rail Systems Limited.
  • Classification society named: Indian Register of Shipping.
  • Commissioning location: Kochi.

Test yourself

1. Which company built the Navy's DSC A20 diving support craft?

TRSL, Kolkata, developed DSC A20.

2. Where was DSC A20 to be commissioned?

The notes say the commissioning is at Kochi.

3. DSC A20 is designed mainly to support which kind of operations?

It supports diving, inspection, repair and salvage work.