BS EN 805-2000 供水.建筑物外部的系统和构件的要求

标准号：BS EN 805-2000
中文标准名称：供水.建筑物外部的系统和构件的要求
英文标准名称：Water supply - Requirements for systems and components outside buildings
标准类型：P41
发布日期：2000/9/15 12:00:00
实施日期：2000/9/15 12:00:00
中国标准分类号：P41
国际标准分类号：93.025
适用范围：This standard specifies: — general requirements for water supply systems outside buildings (see Figure 1), including potable water mains and service pipes, service reservoirs, other facilities and raw water mains but excluding treatment works and water resources development; — general requirements for components; — general requirements for inclusion in product standards which may include specifications which are more stringent; — requirements for installation, site testing and commissioning. The requirements of this standard apply to: — the design and construction of new water supply systems; — the extension of significant areas forming a coherent part of an existing water supply system; — significant modification and/or rehabilitation of existing water supply systems. NOTE It is not intended that existing water supply systems are to be altered to comply with this standard, provided that there are no significant detrimental effects on water quantity, security, reliability and adequacy of the supply.