IS 7198-1974

标准号：IS 7198-1974
发布日期：1974/8/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This standard lays down the procedure for applying bitumen mastic for damp-proofing to:a) portion of buildings below ground in order to exclude visible penetration of water and provide a vapour seal against hydrostatic pressure, andb) walls and floors above ground level in order to prevent rising of water through capillary action.The type of structure to which this type of treatment will be effective may be constructed of reinforced concrete, prestressed concrete, in special cases, plain concrete, dense concrete, blockwork, plastered brick or stone masonry or structural steel in conjunction with other materials.