The Ministry of Public Works () is the cabinet-level administrative office in charge of "planning, directing, controlling and building the public infrastructure, as well as the conservation and management of them" within Chile. It is also responsible for the "management, distribution, use and conservation" of all the water resources within the country. They answer directly to the President of Chile. The present (since March 11, 2010) Minister of Public Works is Mr Hernán de Solminihac and his Under-secretary is Ms Loreto Silva.
The office was first created by law of June 21, 1887, under President José Manuel Balmaceda as the Ministry of Industry and Public Works. Since then it has undergone several reorganizations during its history, reflected in its different names:
Ministry of Industry and Public Works June 21, 1887 - May 20, 1910
Ministry of Industry, Public Works and Railroads May 20, 1910 - December 19, 1924
Ministry of Public Works and Roads December 19, 1924 - March 21, 1925
Ministry of Public Works, Commerce and Communication Roads March 21, 1925 - October 3, 1927
Ministry of Foment October 3, 1927 - October 21, 1942
Ministry of Public Works and Communication Roads October 21, 1942 - 1953