A crystalline membrane was used to waterproof One57’s large concrete tank on the 75 th floor, which sits on a suspended slab. Use of the internal membrane avoided typical concerns relevant to ...

The home's roof is a solid concrete slab with no shingles or other type of roof coverings. "The idea is that when a hurricane hits, there is nothing to blow off and create damage to the interior ...

This marks the start of one the most critical stages in the construction process, whereby a double-layer waterproofing membrane is installed below the foundation slab areas. This step is taken ...