Gallery

1 World Trade Center

Soaring above the city at 1,776 feet, One World Trade Center will be America's tallest building and an indelible New York landmark. Sustainable design is central to One WTC's development. With 12,000 high strength blast proof windows encased in steel and a humid subtropical climate, hot-dip galvanizing was the preferred choice for insuring the sustainability of this monumental building.

Although this project has spanned over the course of 6 years to date, the volume of high strength embeds and quick turnaround times made this project a challenge to complete as scheduled. Steel chemistry, product design and the unique application of the embeds required special handling beyond the typical course of galvanizing steel. With an emphasis on creating a much safer "blast zone" in the design of this building, the use of high strength steel was critical. With over 12,000 window panels that are 60" x 160" you can only imagine the number of embeds required to support this structure. All materials were imported into Portland and assembled into utilized frames. The units were then containerized and shipped by rail to New Jersey where they were then trucked to the job site in lower Manhattan.

One World Trade Center will be a bold addition to the New York skyline. Clad in over 12,000 pieces of prismatic glass the surface of the building will create a vibrant effect as the light refracts in it like a kaleidoscope during the course of the day. Advanced life safety features which exceed New York city building code requirements in combination with its innovative mix of architecture, urban design and sustainability make this landmark structure one of a kind.

Project Specifics

Year Galvanized
2011
Sector(s)
Artistic
Building & Architecture
Environment
Industrial/Urban
Location
New York, NY United States
Reason for Galvanizing
Coating Durability, Corrosion Performance, Quality of HDG
Components Galvanized
The total tonnage of steel used in One WTC was 50,000 tons. However, the completed portion of this project utilizing galvanized steel is the window frames for floors 20-108. These were constructed of high strength steel which was galvanized for corrosion protection. The frames for floors 20-29 were included within the glass construction.
Tonnage/Size
Steel: 50000
HDG: 150

Project Members

Architect
Skidmore Owings and Merrill
Other
Tishman Construction
Fabricator
Advanced Metal and Wire Products
Other
Benson Industries
Member Galvanizer(s)
Galvanizers Company

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