The complex consists of nine backup columns at the height of 2300mm- 3 pieces, 2600mm- 6 pieces and 11 horizontal crossbars with the lenght of 1700mm on the following heights: 2000mm, 2100mm (3 pcs.), 2200mm, 2300mm (2 pcs.), 2400mm (3 pcs) and 2500mm from the rubber foundation. Crossbar fittings are put into effect with collars.