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一般砖混结构的建筑工程,地面和天棚面做完数月或一年,甚至刚刚交工,就会出现两种裂缝。第一种是顺予制楼板的拼缝方向通长裂缝,即纵向裂缝。第二种是顺予制楼板搁置方向裂缝,即横向裂缝。这些既影响使用功能,也影响室内美观,使用户产生不安全感。根据自己几年来的施工经验,就裂缝产生的原因和防治措施提出如下建议。纵向裂缝的原因与防治。一、纵向裂缝产生的原因 (一)设计方面存在的问题 1、设计者对楼面结构平面布置,楼板排列宽度没有明确要求;或板缝宽度设计过小、无板缝节点详图。
General brick and concrete structure of the building works, the ground and ceiling finish a few months or a year, or even just pay, there will be two kinds of cracks. The first is to follow the direction of the floor slab joints long cracks, that longitudinal cracks. The second is to comply with the floor slab shelving direction, that is, horizontal cracks. These not only affect the use of functions, but also affect the interior appearance, so that users have a sense of insecurity. According to their own construction experience over the past few years, the reasons for the cracks and prevention and control measures made the following recommendations. Causes and prevention of longitudinal cracks. First, the causes of longitudinal cracks (a) the design problems 1, the designer of the floor layout of the floor plan, the floor width of the layout does not require a clear; or suture width design is too small, no detailed plank joints.