The scope of works in the premises of ZTPO Kraków included a number of tasks related to the manufacture and delivery of a steel structure, assembly works and works related to changes in the existing steel structure. LAVASTER performed the following works, including: prefabrication and assembly of the lining of the bunker chutes; assembly of the substructure for roof and wall fans, ventilation ducts, walls made of sandwich panels, roof replacements, etc; modification of roof arches and entrance gates; fabrication and installation of an acoustic screen; welding and anti-corrosion works.