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建筑工程中,常用炉渣拌制水泥做屋面保温层或楼面隔音层。使用这种材料,操作方便,又可废物利用,对降低工程造价有一定的可取之处,但如果忽视炉渣的质量,也会影响工程的质量。某施工队承建一个工程项目,未交工时就发现沿女儿墙一周有水平裂缝,整个女儿墙砌体外倾,带动窗上口砌体产生垂直裂缝。这种现象是由于屋面保温层使用了未燃尽炉渣后产生膨胀引起的。有一工程的厕所蹲台,使
In the construction project, slag mixing cement is commonly used as roof insulation or floor insulation. Using this kind of material, it is easy to operate, and it can be used for waste. It has certain merits for reducing the construction cost. However, if the quality of slag is neglected, the quality of the project will also be affected. A construction team undertook the construction of a project. When it was not delivered, it was found that there were horizontal cracks along the parapet wall. The whole wall of the parapet was tilted inwards and the vertical cracks were created in the masonry above the window. This phenomenon is caused by the expansion of the roof insulation using unburned slag. There is a project of toilet sinks, so that