填方工程包括填还土方及填筑土方两种。填还土方是指进排水闸口、桥岸墙、沟槽部分的小型零星工程的还土。一般在建筑物完工或部分完工后进行。填筑土方是指整条堤坝的主体工程。其质量要求比挖方工程高,因为不符质量标准会造成渗漏而影响生产。一、施工方法与程序1、清基。在填土前要做好基础的清理工作。将堤基上的淤泥、杂草、树根和腐植物等除去。然后将堤基表面耙松。如表面土壤十分干裂,要加以润湿后再填土。严格防止堤基表 The filling works include filling of earthwork and filling of earthwork. Filling and returning of earthwork refers to the return of small sporadic works to the drainage gate, bridge wall and trench. Generally completed or partially completed after the completion of the building. Filling earthwork refers to the main part of the dam project. Its quality requirements than the excavation project, because the quality standards do not meet the leakage will affect the production. First, the construction methods and procedures 1, Qingji. Before filling the ground to do a good job of cleaning up. The embankment on the silt, weeds, roots and decayed plants removed. Then the foundation surface harrowed. Such as the surface of the soil is very dry, to be wetted before filling. Strictly prevent dike table