Page 8 - HIWT Winter 2011 World of Welding

THE WORLD OF WELDING http://www.welding.org

SiGnificanT PROGReSS aT THe WTc

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One World Trade Center is now a fixture in the New York
skyline. Upon completion, it will be the tallest building in
the United States and one of the tallest in the world. It is
scheduled to be complete by the end of 2013 and is expected
to be 82 stories and 1,776 feet high. Before construction could
begin, crews had to excavate nearly 100 feet down.
• Steel is rising at the rate of one floor per week.
• Installation of the concrete floors occurs a few floors
below the steel, followed by the installation of the
glass curtain walls.
• 4 World Trade Center has risen from bedrock, 80 feet
below street level and will be 72 stories. It is also
rising one floor per week. The lobby is built and
the first glass panels are now on the exterior of the
building.
• Tower 2 will be the second tallest skyscraper on
the site at 88 stories. It features sparkling glazed In addition to hundreds of tons of structural steel, the entire
crystalline with a diamond-shaped summit topped by installation will include miles and miles of piping materials
an 80-foot antenna. including stainless steel, cast iron, ductile iron, copper, and
• The foundations for 2 World Trade Center and 3 steel pipe from one-quarter-inch to 16-inch pipe as well as
World Trade Center have been completed and work thousands of feet of HVAC ductwork.
continues on underground retail, transportation
access and mechanical systems. These buildings are You can watch the progress of the construction at the World
expected to reach street level by the end of 2011. Trade Center at the Port Authority of New York website of
• Tower 3 will be the third-tallest building on the WTC http://www.panynj.gov/wtcprogress/index.html
site.
RefeRenceS
• 7 World Trade Center opened in 2006 and marks the Port Authority of New York and New Jersey [http://www.panynj.gov]
gateway to the new WTC. Tower 5 will be developed UA Journal, August 2011
by the Port Authority of New York and New Jersey at Brian Cimagala, Story Producer – Transportation Hub; The Rising:
the southernmost portion of the site. Rebuilding Ground Zero

www.tempil.com
(800) 757-8301
(908) 757-8300
tempil@tempil.com

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