Advertisement

Share

Follow

Donate

United States Capitol

General Information

Beginning of works: 18 September 1793
Completion: 1865
Status: in use

Project Type

Structure: Dome
Function / usage: Parliament building
Architectural style: Neoclassical
Material: Masonry structure

Location

Location: , ,
Coordinates: 38° 53' 23.28" N    77° 0' 32.78" W
Show coordinates on a map

Technical Information

Dimensions

dome diameter 29 m

Materials

dome cast iron
building structure sandstone
marble

Chronology

1793

Construction begins based on the original design by William Thornton.

1800

Completion of north wing.

1803
- 1817

Construction continues under Latrobe.

1812

British forces set fire to the building still under construction.

1819
- 1829

Construction of original low-domed building completed under Bulfinch.

1851
- 1865

Addition of House and Senate wings and the cast-iron dome by Thomas U. Walter.

1875
- 1892

Addition of western terrace. The grounds are landscaped by Frederick Law Olmstead.

1959

Extension of east front by J. George Stewart.

Advertisement

Participants

Architecture
Construction supervision
Extension (1959)
Architecture

Relevant Web Sites

Relevant Publications

  • About this
    data sheet
  • Structure-ID
    20001064
  • Date created
    05/10/2000
  • Last Update
    08/11/2016