The calculation method for freedom length of the anchor bar is improved, and the calculation formulae of structural foundation embedded depth and stability limit equilibrium analyses were derived.

改进了锚杆自由段长度的计算方法，推导了结构的基础埋深和稳定性极限平衡分析的计算公式。

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The anchorage length of reinforcing bar embedded in lightweight concrete provided by "Specification for Design of lightweight Aggregate concrete Structure (JGJ12-99)" is safe.

按《轻骨料混凝土结构设计规程》JGJ12—99规程建议值进行锚固设计是偏于安全的。

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The quantity and the length of embedded splice bar shall meet the design requirements and the related construction code. And the spacing tolerance of splice bar is not bigger than a piece of brick.

预埋拉结筋的数量、长度均应符合设计要求和施工规范的规定，留置间距偏差不超过一皮砖。

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