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美国混凝土砌体协会(NCMA)技术文件TEK 11-09B 用于水土保持的铰接式混凝土护坡砌块

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摘要 引言 铰接式混凝土砌块(ACB)系统是将混凝土砌块相互连接成一块矩形的、具有水土保护功能的耐腐蚀性覆盖物。该系统包括一个具有过滤功能的基础衬垫层.以保证水分在渗入或溢出地表的同时.土壤颗粒被截留而受到保护。过滤衬垫层可能南土工布、级配的骨料,或者两者皆有所组成。覆盖层的砌块.材质必须致密、坚固耐用.同时又是多孔、可灵活“转动”的。
出处 《建筑砌块与砌块建筑》 2011年第3期38-42,共5页 Structures Units & Units Architecture
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参考文献12

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