The installation of the shell was carried out in accordance with a previously developed technology reduced to the PPR map. The elements of the shell were connected into blocks — two elements at welding (embedded parts in the seams were welded among themselves). After enlargement, the width of the block, thus, was 4 m. First of all, the extreme blocks of the arch arch of the arch were installed, which at one end relied on subtive reinforced concrete beams, and on the other on the supporting inventory crossbars of forests.















