Manas1gec Member Member since Feb 21, 2014 Last active Feb 21, 2014 Total activities 0 Activity feed Recent contributions #Threads 12 years ago 466017b9-0d2d-4791-ac25-527c61fcf6d9 @n@nd this is how the substructure of burj khalifa looks. The 80,000 sq ft / 7432 sq meter foundation slab and 50-metre...