Safety features in the building include the
high-density concrete core, which surrounds wide staircases of poured concrete, according to Frank Hussy of Tishman Construction, who is supervising the construction site.
The gravity anchors, which use
high-density concrete mixed with iron ore aggregate, will he constructed at the Venture's King Bay Supply Base.
Insulation and steel rebar are then put into place on the interior ceiling of the dome and covered with several layers of
high-density concrete.
The 3/4-inch-thick slab consists of
high-density concrete reinforced with plastic mesh.