Sagrada Família were partially destroyed, have been partially reconstructed in recent years. Since 2013, AVE high-speed trains have passed near the Sagrada Família through an underground tunnel that runs beneath the centre of Barcelona. The tunnel's construction, which began on 26 March 2010, was controversial. The Ministry of Public Works of Spain ("Ministerio de Fomento") claimed the project posed no risk to the church. Sagrada Família engineers and architects disagreed, saying there was no guarantee that the tunnel would not affect the stability of the building. The Board of the Sagrada Família ("Patronat de la Sagrada Família") and the neighborhood association "AVE
Hyperboloid structure build the tower to 350m were not available. In July 1919, Lenin decreed that the tower should be built to a height of 150m, and the necessary steel was to be made available from the army's supplies. Construction of the smaller tower with six stacked hyperboloids began within a few months, and Shukhov Tower was completed by March 1922. Antoni Gaudi and Shukhov carried out experiments with hyperboloid structures practically simultaneously, but independently, in 1880–1895. Antoni Gaudi used structures in the form of hyperbolic paraboloid (hypar) and hyperboloid of revolution in the Sagrada Família in 1910. In the Sagrada Família,