Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
ASTM C139-99
Năm ban hành 2001
Publication date
Tình trạng
W - Hết hiệu lực
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Tên tiếng Anh
Title in English Standard Specification for Concrete Masonry Units for Construction of Catch Basins and Manholes
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Chỉ số phân loại Quốc tế (ICS)
By field |
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Số trang
Page 2
Giá:
Price Liên hệ / Contact us
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Phạm vi áp dụng
Scope of standard 1.1 This specification covers solid precast segmental concrete masonry units made from a mixture of portland cement, water, and suitable mineral aggregates, with or without the inclusion of other materials. The units are intended for use in the construction of catch basins and manholes.1.2 The text of this standard referenced notes and footnotes which provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.
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