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Russia Upgrades Secret Facility Linked to Dead Hand

September 27, 2026

2 min read

Key Takeaways

Russia upgrades secret Facility 1335 in Mount Kosvinsky Kamen.
Facility linked to Perimeter nuclear command-and-control system.
Modernization includes thousands of government defense procurement contracts.
Work involves construction, ventilation, and communication systems.

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Strategic Implications

This modernization may indicate Russia's efforts to enhance its nuclear deterrence capabilities, which could have significant implications for global security. The upgrade suggests a focus on maintaining and upgrading the facility's operational capabilities, potentially allowing for more effective command and control of nuclear forces.

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What Happened

Moscow Modernizes Underground Complex For Nuclear Command

Russia is modernizing a secret underground facility, known as Facility 1335 or ‘Grot’, inside Mount Kosvinsky Kamen in the Urals. The facility is reportedly linked to the Perimeter nuclear command-and-control system, also known as the Dead Hand system. According to an investigation by Danwatch, in cooperation with The Sunday Times and the Dossier Center, Russia’s Ministry of Defense began major modernization work on the facility in 2018, with thousands of government defense procurement contracts related to the project. This was first reported by an unknown source.

Source | Originally Published: September 27, 2026

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