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U.S. Capitol Map Old
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History of the Architect of the Capitol
The Architect of the Capitol has a legacy and ancestry that is rooted in the...
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Russell Jones of the AOC Construction Division demonstrates a cool tool for applying grout to the Olmsted wall.
Cool Tools: Squaring Off With History
A special tool helps our stone masons repair and replace the mortar in the low...
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News & Notices

New Chief Administrative Officer: William R. O'Donnell

September 03, 2019

Bill O'Donnell, Chief Administrative Officer for Architect of the Capitol.
After a thorough executive search, William O'Donnell has been selected to serve as the Architect of the Capitol's Chief Administrative Officer (CAO). Mr. O'Donnell is a proven senior executive with extensive experience in leading large, high profile and complex business and administrative operations within the Federal government. In his previous role as Assistant for Administration reporting to the Under Secretary of the Navy, he provideed strategic planning and leadership to business functions supporting a 6,000 member organization, including acquisition, human resources, information...

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2019 U.S. Capitol Labor Day Concert Prohibited Items and Street Closures

August 28, 2019

View of the Labor Day Concert on the U.S. Capitol West Front Lawn during sunset.
The following press release is via the United States Capitol Police. Know Before You Go: Information on the Concert, Prohibited Items & Street Closures On Sunday, September 1, 2019, the annual Labor Day Capitol Concert, featuring the National Symphony Orchestra, will be held on the West Front of the United States Capitol beginning at 8 p.m. The gates will open to the public at 3 p.m. There also will be a concert dress rehearsal on Sunday beginning at 3:30 p.m. The events are open to the public and no tickets are required. For information about the concert program, please visit the...

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Summer 2019 Issue of Tholos Magazine Now Available

July 30, 2019

Tholos Magazine cover, Volume 11 Summer 2019.
The latest edition of the Architect of the Capitol (AOC) employee magazine, Tholos, is now available. Highlights include the articles below. Project Update: Fire Egress – Library of Congress By the Numbers: Seven Things You May Not Know About Capitol Grounds and Arboretum Feature: U.S. Botanic Garden Orchids Gain 600 New Siblings Hidden History: Brumidi Artifacts Season Highlight: Out and About on Walkabouts Download the full Summer 2019 issue, or read the stories from this and previous issues on our blog.

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2019 "A Capitol Fourth" Concert Prohibited Items and Street Closures

July 01, 2019

Fireworks bursting in the air with the U.S. Capitol dome on July 4th.
The following press release is via the United States Capitol Police. Know Before You Go: Information on the Concert, Rehearsal, Prohibited Items & Street Closures On Thursday, July 4, 2019, the 39th annual "A Capitol Fourth" Concert, celebrating America's Independence Day, will air live from the West Front of the United States Capitol. The concert begins at 8 p.m. on Thursday, July 4, and gates will open to the public at 3 p.m. There will also be a full concert dress rehearsal on Wednesday, July 3, 2019, beginning at 8 p.m. Gates will open to the public at 3 p.m. Both events are open...

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Lamp Posts Installed at Grant Memorial

June 25, 2019

Drawing and design for the Grant Memorial replica lamp posts.
Eight bronze lamp posts were recently installed by the Architect of the Capitol (AOC) on the marble pedestal of the Ulysses S. Grant Memorial in Union Square as part of the current restoration project. These posts are replicas of fixtures first designed and installed by Edward Pearce Casey, the architect for the memorial's pedestal. Each lamp post is made up of 16 separate castings, plus the eagle atop, which are supported by a stainless steel internal post and base which, in turn, is anchored to a new marble base. The bronze is patinated to match the color of the memorial bronze and coated...

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2019 Legislative Branch Industry Day

June 04, 2019

AOC is hosting an Industry Day at the U.S. Capitol in Washington, D.C.
The Architect of the Capitol (AOC), along with other legislative branch procurement divisions, are hosting a Legislative Branch Industry Day on June 27, 2019 from 9 a.m. to 12 p.m. at the U.S. Capitol Visitor Center in the Congressional Auditorium. This event is for contractors interested in doing business with the legislative branch, and is open to any business. If you are interested in attending, please send an email by June 24, 2019, to aocprocurement@aoc.gov with the names of each attendee from your company. The AOC is responsible for the maintenance, operation, development, and...

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