Gazprom Export – Headquarter building reconstruction, St. Peterburg, Russia

• Building function replacement from hotel to office building
• Existing facade retention and protection during reconstruction
• Existing structures capacity check
• Structure system transformation – Demolition of upper walls supported slabs and replacement by columns supported slabs
• Reinforcement of lower floor levels slabs
• Existing reinforced column strengthening
• Demolition of central ground floor column and load transfer to surrounding structures
• Design of the atriun with new stairs
• Client: Arup/Montinvest Ltd