WNYC

World Trade Center Construction in pictures

See all: Decade 9/11

  • More Photos January 24, 2011

  • More Photos January 24, 2011

    Glass installed on the 24th floor reflects a clear cold morning.

  • More Photos October 12, 2010

  • More Photos October 12, 2010

  • More Photos October 12, 2010

    The pipes will carry recycled water and will pump 52,000 gallons of water per minute.

  • More Photos October 12, 2010

  • More Photos October 26, 2010

    Tridents at World Trade Center site in October 2010, which will be part of the museum.

  • More Photos April 23, 2010

    Tower 3

  • More Photos April 23, 2010

    Floor 5 of One World Trade Center, the highest floor with concrete poured.

  • More Photos May 25, 2011

    Conde Nast Lease signing

  • More Photos May 25, 2011

    Conde Nast Lease signing

  • More Photos June 13, 2011

    On this week in June, following a sweltering week, One World Trade Center has poured concrete floors up to the 62nd floor, and workers are installing the names at the Memorial Pool as well as a heating and cooling unit under the bronze name plaques.

  • More Photos June 13, 2011

    On this week in June, following a sweltering week, One World Trade Center has poured concrete floors up to the 62nd floor, and workers are installing the names at the Memorial Pool as well as a heating and cooling unit under the bronze name plaques.

  • More Photos June 13, 2011

    On this week in June, following a sweltering week, One World Trade Center has poured concrete floors up to the 62nd floor, and workers are installing the names at the Memorial Pool as well as a heating and cooling unit under the bronze name plaques.

  • More Photos June 13, 2011

    On this week in June, following a sweltering week, One World Trade Center has poured concrete floors up to the 62nd floor, and workers are installing the names at the Memorial Pool as well as a heating and cooling unit under the bronze name plaques.

  • More Photos June 17, 2010

    On this hot blazingly hot day in June, the latest updates include nearly 20 floors with concrete poured, the placement of the granite tiles in the North pool of the 9/11 Memorial is near complete and construction has begun on the South pool.

  • More Photos June 17, 2010

    On this hot blazingly hot day in June, the latest updates include nearly 20 floors with concrete poured, the placement of the granite tiles in the North pool of the 9/11 Memorial is near complete and construction has begun on the South pool.

  • More Photos June 17, 2010

    Floor 5 of One World Trade Center

  • More Photos August 3, 2011

    Despite crippling summer heat, workers carried on and are on schedule to complete construction of the Memorial Plaza and Memorial Pools in time for the 10th anniversary of the September 11 terror attacks this fall. Today, One World Trade Center has 69 floors with concrete poured and 78 floors of steel.

  • More Photos August 3, 2011

    Despite crippling summer heat, workers carried on and are on schedule to complete construction of the Memorial Plaza and Memorial Pools in time for the 10th anniversary of the September 11 terror attacks this fall. Today, One World Trade Center has 69 floors with concrete poured and 78 floors of steel.

  • More Photos August 4, 2011

    Tower 2 now has the foundation poured.

  • More Photos August 4, 2011

    Tower 2 now has the foundation poured.