Defence Minister Rajnath Singh with others during the foundation stone laying ceremony of Large Cavitation Tunnel (LCT) facility, at the Naval Science and Technological Laboratory (NSTL), DRDO, in Visakhapatnam, Andhra Pradesh. Photo credit: X/@SpokespersonMoD
Defence Minister Rajnath Singh laid the foundation stone of a state-of-the-art Large Cavitation Tunnel (LCT) facility at the Naval Science & Technological Laboratory (NSTL) in Visakhapatnam on Friday (April 3, 2026).
The LCT itself is conceived as a unique global asset, capable of conducting both closed-loop simulations for submarines and free surface simulations for surface ships within a single setup.
Published – April 04, 2026 09:41 am IST
