地下室底板平面面积约××m2，分为六块，间有伸缩缝5条，伸缩缝宽度7cm。地下室负二层，底板到±0.000为6m，立面面积约为××m2。
3、施工进度
×月×日开始施工，到×月×日底板施工完毕，立面施工到保护墙等同高度、其余立面随土建混凝土墙面进度进行。
4、施工准备
4.1施工面的水混找平层应压平抹光，坚实平整，含水率≤90%，以保证材料粘贴牢固。
4.2底板平面涂一遍冷底油，干燥4小时。
5、劳动组织
Basement surface area of about × × m2, divided into six blocks, there are expansion joints between 5, expansion joint width 7cm. Negative two-story basement, floor to ± 0.000 for the 6m, elevation area of about × × m2.
3, construction progress
× month × day construction, to × month × date base construction completed, the elevation of the wall construction to protect the same height, the other elevations of concrete wall with the progress of civil works.
4, construction preparation
4.1 Construction of surface water mixed layer should be compacted leveling trowel, a solid formation, water content ≤ 90%, in order to ensure a solid material paste.
4.2 cold floor flat again coating base oil, dry 4 hours.
5, the labor organization