Zetra Olympic Speed Skating Oval
Sarajevo, 2001
Pre-study reconstruction second phase on behalf of International Olympic Committee IOC and Sport Humanitarian Group.
  
Mölndals Kommun
Mölndal, Sverige, 2000
Detail design of ammonia refrigeration system and two-stage heat pump for artificial frozen bandy- and ice-hockey arena.
  
Mölndals Kommun
Mölndal, Sverige, 2000
Pre-studies of energy reducing possibilities for large athletic arena (artificial frozen bandy- and ishockey, indoor swimming pool)