给排水专业知识（Professional knowledge of water supply and drainage）.doc

给排水专业知识（Professional knowledge of water supply and drainage） Water supply and drainage professional knowledge 2008-01-12 11:51 1, design principle 1, the design should strictly comply with the states existing procedures and specifications, in particular, should comply with the provisions of the mandatory provisions of the state requirements. 2, the use of national standards and hospital standards, should pay attention to the selection of new standard drawing number, and can not be used void or have been replaced by the new standard figure number. 3, strictly implement the state regulations of the preliminary design, construction drawings, design, depth related content. Two, the design content is usually the civil building water supply and drainage, water supply system includes the following 1; 2, 3, drainage system; fire control system; three, the preliminary design of the preliminary design stage, design documents should include water supply and drainage design specifications, design drawings, list of main equipment. A, design specification 1, designed on the basis of 1) excerpt total design listed the approval of the relevant content and design documents and the basis of data; 2) the main regulations and standards adopted in this project; 3) the data provided by other professional engineering design, engineering can use the municipal conditions. 2, the design scope according to the design task book and related design information, explain the content and division of the professional design (when there are other units design together). 3) outdoor water supply design 1) water source: water supply by municipal or residential pipe network should indicate the orientation of water supply dry pipe, pipe diameter, water supply and water pressure. When the water supply is built, the water quality, water temperature, hydrology and water supply capacity, water intake mode, purification treatment process and equipment selection shall be explained. 2) water: or tabulate living