Major Projects

This two-phase project will replace the 85-year-old copper roof of the Library of Congress' John Adams Building.

Many of the historic buildings under the Architect of the Capitol’s (AOC) care were constructed before the establishment of current accessibility standards and require upgrades to provide reasonable accommodations for individuals with disabilities.

The United States Botanic Garden (USBG) and Architect of the Capitol (AOC) have made improvements to provide a safe and accessible route from Bartholdi Park to the American Veterans Disabled for Life Memorial and upgrade the aging infrastructure of the historic Park.

In 2017 the Architect of the Capitol completed a long-term conservation effort to restore the murals of the Brumidi Corridors on the first floor of the U.S. Capitol's Senate wing.

The Cannon Renewal Project provides an effective workplace for the next century to serve the needs of the U.S. House of Representatives and support Congressional operations.

Restoring areas of the U.S. Capitol to represent an appropriate period as determined by the curatorial community.

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.

This project will create a stand-alone structure nestled into the landscape that will serve as the new screening area prior to entering the House Wing (south entrance) of the U.S. Capitol.

The United States Botanic Garden (USBG) and Architect of the Capitol has updated the Children's Garden in the USBG Conservatory.

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.

Member and committee office moves and space reassignments follow the biennial November elections for the United States Senate and U.S. House of Representatives.

The United States Botanic Garden (USBG) and Architect of the Capitol (AOC) has restored the deteriorating stone façade and roof of the historic USBG Conservatory.

When the Architect of the Capitol (AOC) does not receive enough funding to pay for all maintenance and repairs required across the U.S. Capitol campus, work gets deferred due to budget constraints.

The Architect of the Capitol recently completed a multi-year project to completely restore the Dome for the first time since 1959-1960.