农村自建房问题

2025-03-17 06:15:05
推荐回答(1个)
回答1:

通过您发的照片,看到了板面的裂缝,但由于照片看不清楚全貌,只能跟你分析下:1、照片板面上不知道施工了什么,导致裂缝不怎么清晰。2、一般这种现浇板裂缝,如果裂缝长而不绝,形如发丝,那一般是结构裂缝。产生的原因大概是施工过程中上荷载过早、混凝土标号比较高、混凝土养护不到位、板面设计厚度较薄、混凝土使用水泥不当、标号高、后期强度增长较多。等等原因造成的。一般跟具体的部位有关,可以判断出大概情况。从你给的图中看不到相关信息。 2、形状如锥子,两头细、中间粗的裂缝,一般是干缩裂缝,也就是混凝土在强度增长阶段,由于没有养护或者养护不到位,造成的混凝土收缩过大引起的。您给的图中,看不清楚具体的原因。3、在混凝土中预埋线管,也会造成线管部位的板比较薄,上荷载后引起裂缝。这种裂缝笔直无断痕。 4、设计不足造成的裂缝。这种情况一般正规的建筑很少见,没有设计的农村中比较常见。 5、设计没问题,施工过程中,有些部位存在少用料或者没有用料,也能产生相关裂缝。一般这种情况很少见,谁家盖房子不找人看着啊!
综合以上分析,混凝土板裂缝产生原因比较复杂,一般可请专业人士进行解决。一般的有资质的检测单位,都可以进行类似的检测,各个城市里都有这样的检测单位,名字可以是什么什么检测中心!不过收费可不低啊!

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