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请问二次结构加气块砌体层高，超过多少需要加设腰梁呢？ - 工程施工 - 项目管理 - 氿上知道
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满意答案
1 填充墙在平面和竖向的布置，宜均匀对称，宜避免形成薄弱层或短柱。
2 砌体的砂浆强度等级不应低于M5；实心块体的强度等级不宜低于MU2.5，空心块体的强度等级不宜低于MU3.5；墙顶应与框架梁密切结合。
3 填充墙应沿框架柱全高每隔500mm～600mm设2Φ6拉筋，拉筋伸入墙内的长度，6、7度时宜沿墙全长贯通，8、9度时应全长贯通。
4 墙长大于5m时，墙顶与梁宜有拉结；墙长超过8m或层高2倍时，宜设置钢筋混凝土构造柱；墙高超过4m时，墙体半高宜设置与柱连接且沿墙全长贯通的钢筋混凝土水平系梁。
5 楼梯间和人流通道的填充墙，尚应采用钢丝网砂浆面层加强。
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回答于：2013-11-08
共2条回答