The only special-purpose structure of its kind in the world dedicated exclusively to serve millions of pilgrims once a year as part of their pilgrimage rites. Its elements includes the following:

• 5-Level bridge above ground with total area of 385,000 m2.
• 1 Underground level for services with area of 21,000 m2, and 2-tunnel connections to surrounding area with total length of 3,000 m.
• 6 Service buildings with total area of 25,000 m2.
• 2 Heliports.
• 6 Five-ton elevators.
• 11 Escalators housed in buildings with total area of 70,000 m2.
• 2 Bus stations with total area of 37,000 m2.
• Site preparation involving 2 million m3 of rock cut and other works.