Stewards of the iconic buildings and grounds of Capitol Hill since 1793.

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The U.S. Capitol Rotunda is a large, domed, circular room located 96 feet in diameter and 180 feet in height located in the center of the United States Capitol on the second floor.
The U.S. Capitol Rotunda is a large, domed, circular room located 96 feet in...

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Screenshot of Google Maps image of United States Capitol and surrounding areas.
Located at the center of Washington, D.C., the U.S. Capitol Building and other...

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Painted portrait of Dr. William Thornton
 The Architect of the Capitol (AOC) is the builder and steward of America’s...

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Capitol view through bicycle spokes.
Quite a few Architect of the Capitol employees commute by bike, forming a group...

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Blog Posts Categorized 'Architecture'

May 20
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AOC employee working on touching up columns in Statuary Hall
Next time you're in Statuary Hall on the second floor of the U.S. Capitol near the House Chamber, look closely.
October 22
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View of the U.S. Capitol Dome with light in the windows
Architect of the Capitol Stephen T. Ayers, FAIA, LEED AP, reflects on the AOC's effort to restore the U.S. Capitol Dome.
June 18
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Early House of Representatives Chamber (artist representation)
Too hot or too cold – there is no pleasing everyone when it comes to the right temperature in the office. But while today the AOC provides a climate-controlled environment to the buildings of Capitol...
March 04
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The Capitol Crypt, which now houses statuary and exhibitions, was once used as an informal storage space where bicycles were parked, seen here circa 1900.
The term “crypt” has long referred to a space beneath the main floor of a church or a chamber in a mausoleum. For many of us it suggests somber, stony silence and perhaps dusty coffins. The Capitol...
January 22
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The AOC is responsible for nearly 600,000 square feet of windows
Architect of the Capitol Stephen T. Ayers reflects on the almost 600,000 square feet of windows – of all different shapes, size and age – cared for by the AOC.
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