论文摘要
建筑物钢筋混凝土结构的普遍应用，伴随着商品混凝土的推广，建筑楼面出现裂缝的机率在增加，日益受到社会人士关注；楼面结构出现裂缝原因复杂，有材料、温度变化等原因，也有设计、施工、使用等方面问题。混凝土工程中材料的特性决定了结构较易产生裂缝，从实践中来看施工中混凝土出现裂缝的概率也是很大的，相当一部分裂缝对建筑物的受力及正常使用无太大的危害，但裂缝的存在会影响到建筑物的整体性、耐久性，会对钢筋产生腐蚀，是受力使用期应力集中的隐患，应当尽量在各方面给予重视，以避免裂缝的出现或把裂缝控制在许可的范围之内。
关键词： 现浇钢筋混凝土楼面板，裂缝，原因及防治措施
目 录
一、混凝土裂缝的分类及成因··········································1
（一） 混凝土结构裂缝的分类·········································1
1、按裂缝的成因分类···············································1
1.1 结构性裂缝·····················································1
设计原因引起的裂缝···········································1
施工原因引起的裂缝···········································2
材料原因引起的裂缝···········································2
1.2 非结构性裂缝···················································2
收缩裂缝·····················································2
温度裂缝·····················································2
沉降裂缝·····················································2
二、混凝土裂缝的预防措施及处理技术··································4
（一）、混凝土裂缝的预防措施·········································4
1、设计措施·······················································4
2、施工措施·······················································4
3、技术措施·······················································5
4、塑性收缩裂缝预防措施···········································6
5、温度裂缝的预防措施·············································6
6、沉陷裂缝及其他裂缝的预防措施···································6
（二）、混凝土结构裂缝的处理技术·····································7
1、表面修补法·····················································7
2、灌浆、嵌缝封堵法···············································7
3、结构补强加固法·················································8
4、混凝土置换法···················································8
三、工程实例分析····················································9
四、结论与展望·····················································10
参考文献···························································11
