The support pillar of the new Airport Traffic Control Tower at Dulles rises up from the site about a mile South of the Main Terminal. Photo from August 2004.

Looking up the main elevator shaft of the new Airport Traffic Control Tower. Photo from August 2004.

The top levels, including the cab, begin to take shape. Photo from January 2005.

View from the airfield just North of the new ATCT. The steel framework for the cab is being erected. Photo from May 2005.

View ATCT construction from the Ramp Tower, which is atop Concourse B. Photo from June 2005.

Looking down the main elevator shaft of the new ATCT. The top level of the elevator is the 26th floor. Photo from July 2005.

Looking out the cab (top) level of the new ATCT. This area will be paneled with large windows so the Air Traffic Controllers can see clearly in all directions. Photo from July 2005.

It is dizzying to look straight up the new ATCT and construction crane. Photo from July 2005.

Striking view of the new ATCT against a crisp, blue and white sky. Photo from September 2005.

A visit to the cab of the ATCT was the highlight of a tour given to the local news media. Photo from September 2005.

Aerial view of new ATCT looking West. The radar system has not yet been installed atop the tower. Runway 12/30 runs across the background. Photo from March 2006.

View of the top levels and cab of the new Airport Traffic Control Tower. Photo from March 2006.

All Four Control Towers at Dulles are visible in this view looking North. The new ATCT in the foreground is most prominent. Two ramp control towers (dark gray) sit atop Concourses C and B, and the original ATCT is deepest in the background.

Close-up of the base building of the new ATCT shows the official name of the Tower, which will be used by the Federal Aviation Administration. Photo from March 2006.

View from the base to the cab of the new ATCT on a clear, blue day. Photo from September 2006.

This is the view which will be seen from the cab by the Airport Traffic Controllers. Equipment will be installed in the consoles below the windows. All of the Airport buildings are visible in this view looking North. Photo from September 2006.

A spectacular view of Concourse C, D, B, and the Main Terminal looking North from the cab of the new ATCT. Photo from September 2006.

On September 29, 2006, the new "ASDE-X" radar system was hoisted to the top of the new ATCT by a portable crane. "ASDE-X" stands for Airport Surveillance Detection Equipment model X.

FAA Equipment is installed in the new Airport Traffic Control Tower at Dulles. Photo from May 2007.

Aerial View looking north. The Airport Concourses and Main Terminal are visible in the background. Photo from May 2007.