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A view of The vaulted, ornately decorated corridors on the first floor of the Senate wing in the U.S. Capitol Building are called the Brumidi Corridors in honor of Constantino Brumidi, the Italian artist who designed the murals and the major elements.
The vaulted, ornately decorated corridors on the first floor of the Senate...

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A crowd of people visiting the Capitol during visitor hours
Please note: Many of these Capitol Hill buildings are working office buildings...

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AOC employee assembling a bunch of tiny American flags for a display
Information for Small Businesses interested in doing business with the...

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City of Trees book cover artwork
Winter is the best time to appreciate the architecture of the historic trees...

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Projects

Capitol Dome Restoration
Status: Ongoing Building: U.S. Capitol Building

The Dome of the U.S. Capitol Building, one of America’s great symbols of freedom, needs additional restoration as part of an on-going multi-phased program.

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Brumidi Conservation Work
Status: Ongoing Building: U.S. Capitol Building

The U.S. Capitol's Brumidi Corridors are undergoing an extensive restoration as part of the Brumidi Corridors Restoration Project.

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Plaster repairs underway at the U.S. Capitol
Status: Ongoing Building: U.S. Capitol Building

The AOC has identified areas throughout the Capitol that contain historic paint colors or decoration that need restoration. In many of these areas the plaster has cracked under the stress and weight of multiple paint layers, a result of decades of repainting wall and ceiling surfaces. These areas have been marked for paint analysis; a process that allows the AOC to record what finishes were used in the past before repairing the wall. This allows the area to be restored to its original appearance. Once an area has been documented, the walls must be stripped down to a stable surface that... More »

West Front Staging Area
Status: Ongoing Building: Capitol Grounds

In support of the Dome Restoration Project trucks deliver equipment and supplies to the East and West Fronts of the U.S. Capitol between 6 a.m. and 3 p.m. Flagmen direct pedestrians to use the sidewalk during the delivery process for safety. Additionally, a staging area has been established on the northwest lawn of the U.S. Capitol for the duration of the project.... More »

Work Photography of a Worker repairing the Hart Roof at sunset.
Status: Ongoing Building: Senate Office Buildings

Construction activities for the repair and replacement of the Hart Senate Office Building’s roof and skylights are underway. In support of this effort, a portion of the sidewalk along C street, between the Hart and Dirksen Senate Office Buildings, will be closed through the summer of 2015. The sidewalk closure is required for a material hoist on the side of the building that will facilitate delivery of construction materials to the roof. Signage will be posted to assist pedestrian traffic affected by the sidewalk closure. The AOC has installed hanging scaffolding throughout the Hart... More »

Masons work on Olmsted Terrace Steps
Status: Ongoing Building: U.S. Capitol Building

Update January 2014: AOC is undertaking a multi-year project to repair, clean and preserve the Olmsted Terrace masonry walls around the Capitol Building. In 2014 the granite and marble masonry at the Senate Capitol north approach steps and west approach wall were cleaned and reconstructed. Work on other areas of the Olmsted Terrace will resume in Spring of 2015.  

 

 

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Photo of Alexander Calder's "Mountains and Clouds" sculpture.
Status: Ongoing Building: Senate Office Buildings
During the upcoming construction activity, the four clouds will be lowered to the ground and fully assessed to ensure their structural integrity, including analysis against seismic design considerations. This work requires the use of the existing hanging work platform in the atrium that is currently utilized for the Hart building roof and skylight repair project. Additional scaffolding will be erected on the Hart atrium floor to support the necessary safety inspection and structural validation of the clouds. More »
Photo of the U.S. Capitol Building, West Front, Early April 2014.
Status: Ongoing Building: U.S. Capitol Building
A multi-phased project designed to address deferred maintenance, extend the life expectancy of the deteriorated stone and to replace missing elements of the U.S. Capitol Building. More »
Capitol Power Plant
Status: Planned Building: Capitol Power Plant
The Architect of the Capitol (AOC) completed a Long Term Strategic Energy Plan for the Capitol Power Plant (CPP), which identified cogeneration as the preferred solution for achieving energy savings, reducing environmental impacts, and maintaining a reliable source of chilled water and steam for Congress and the Supreme Court. The Cogeneration Plant at the CPP will use natural gas in a combustion turbine in order to efficiently generate both electricity and heat for steam. More »
Cannon House Office Building
Status: Planned Building: House Office Buildings

Due to its advanced age, the House of Representatives is in the early planning stages for a top-to-bottom renewal of the Cannon Building. The AOC has assembled a team of in-house experts and consultants who are working with House leaders to define key aspects of the project. Construction for the Cannon Renewal Project is anticipated to begin in 2015.

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