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The gatehouse was constructed at the Georgetown Reservoir to pump water into the four-mile long Washington City Tunnel that led to McMillan Reservoir, completed in 1902. [2] [3] A filtration system was constructed at McMillan in 1905 and this system improved the quality of city water. [3] [4] [5] Construction of the gatehouse began in 1899.
This structure, called the Georgetown Castle Gatehouse, was built by the Army (c. 1901) in the shape of a castle. [ 3 ] Due to it´s distinctive shape and location, the reservoir basin serves as important landmark for the so called River Visual approach into the nearby Ronald Reagan National Airport .
The Washington Aqueduct is an aqueduct that provides the public water supply system serving Washington, D.C., and parts of its suburbs, using water from the Potomac River. One of the first major aqueduct projects in the United States, it was commissioned by the U.S. Congress in 1852, and construction began in 1853 under the supervision of ...
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Gatehouses - generally a building enclosing or accompanying a gateway for a town, castle or important building Pages in category "Gatehouses (architecture)" The following 49 pages are in this category, out of 49 total.
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A gatehouse is a type of fortified gateway, an entry control point building, enclosing or accompanying a gateway for a town, religious house, castle, manor house, or other fortification building of importance. Gatehouses are typically the most heavily armed section of a fortification, to compensate for being structurally the weakest and the ...
The gates allowed water to be selectively channeled from any of the reservoirs (1, 2, or 3) into the Sudbury Aqueduct or into the river below the dam. There are also flood gates and equipment for moving the dam's flashboards. Today the gatehouse, Sudbury Aqueduct, and the pipes from reservoir number 3 remain part of MWRA's emergency systems.