房屋沉降不均勻造成面斜向開裂，體現在屋角天花板或樓梯間等外多條裂縫；
1 housing settlement caused by uneven surface oblique crack, in the corner ceiling or staircase as many cracks;
2. 風霜雪雨及霉菌的浸蝕，（屋頂）防水材料老化失去作用；
2 the wind snow and rain and mold erosion, waterproof material aging out of action;
3. 天氣的冷暖引起熱脹冷縮，使（屋頂）防水層起鼓開裂；
3 the temperature of the climate caused by thermal expansion and contraction, the waterproof layer crack;
4. 窗框下沿兩端（SEO網站優化），因房屋不均勻沉降而呈八字形裂縫，以及降水的影響；
4 under the window frame at both ends of the housing, due to uneven settlement and splayed cracks, and the effect of precipitation;
5. 外墻因磚砌砂漿不密實造成滲水，致使內墻裝飾層霉變；
The 5 wall by the brick mortar density caused by seepage, the inner wall decoration layer mildew;
6. 平屋面的女兒墻呈多段、縱向斷裂；
6 flat roof parapet with longitudinal fracture, multi section;
7. 裝修中鉆孔打洞（河南人事考試中心網），較大震蕩（模塊電源），使屋頂防水層損壞；
7 holes drilled in the decoration, the larger vibration, so that the waterproof layer damage;
8. 墻體有空洞、裂縫；
8 walls have holes, cracks;
9. 衛生間的下水預留孔在安裝下水管后，填塞的細石混凝土與地面結構混凝土脹縮系數差距太大，造成滲水的間隙；
9 the toilet in the hole in the installation of water pipes, the filling of fine stone concrete and the ground structure of the concrete shrinkage coefficient difference is too large, resulting in the gap between the water;
10.上下水管破裂或結頭處結合不好；
10 upper and lower water pipe rupture or knot at the junction is not good;
11.墻、地面陰陽角未做（屋頂）防水抗滲處理；
11 walls, the ground is not waterproof and anti - seepage angle;
12.衛生間屋頂管根部位未做防護處理；
12 the roof of the bathroom is not protected;
