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BOS 260-2:2008
P421.80
Fibre-cement pipes for drains and sewers — Part 2: Manholes and inspection chambers— Specification
Description
This standard gives specifications for asbestos-free fibre-cement manholes and inspection chambers for use in buried drains and sewers with gravity flow at atmospheric pressure. Products covered by this standard include prefabricated elements in as well as prefabricated complete manholes and inspection chambers.
It specifies definitions, descriptions, composition, general appearance and finish, geometrical characteristics, mechanical characteristics, acceptance tests, type tests and quality control requirements.
NOTE Complete manholes and prefabricated elements may not be used for other such as pumping stations, items of drainage, items for sewage treatment or sewage disposal, when corresponding additional requirements according to the relevant international standards are fulfilled.