Production, transport and assembly of steel structure for waste incineration boiler plant with floor plan dimensions of 25 x 25m, 39-m high, and the relevant service steel structures. Part of the work was supplied was also the manufacturing documentation for the secondary steel structures of railings, floor grates and floor plates. Pori Energia Oy is an energy company wholly owned by the city of Pori. The company was founded in 1898 and has been a local producer and distributor of power for more than 100 years.