BS EN 805:2000 PDF

1   Scope 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...