BS 7158(2001) : 2001被替代
PLASTICS INSPECTION CHAMBERS FOR DRAINS AND SEWERS - SPECIFICATION
出版：British Standards Institution
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基本信息
标准编号： BS 7158(2001) : 2001
发布时间：2001/1/1 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：26
标准简介
Specifies requirements for plastics inspection chambers for use at depths to invert not exceeding 6 m in the construction of drainage and sewerage systems. It is applicable to non-man-entry chambers with or without raising pieces and having a nominal cross-section.
