Building serves all trades in the city where decisions are taken about the tradesmen.So the assembly hall was designed in the form of roof.
Assembly hall is located at a point in defining dominate at the highest level.
The roof covers the office volumes towards the city and protects the offices from the sun, the strong snow and the wind.The chamber of commerce establishes a continuous, fluid relationship between its surrounding plaza and the building’s interior through sloping roof.
Come down to the human level of the roof structure and establishes a relationship between people.