1. Before the plastic treatment, the fire, explosion, collapse and other safety hazards of the garbage dump should be investigated and analyzed.

2. Before the construction, the treatment scheme, technical measures and operation technology for eliminating defects such as steep slopes, cracks and furrows shall be formulated, and zoning operations shall be carried out.

3. When excavating, the inclined plane layered operation method should be adopted to avoid forming a closed or semi-closed space rich in landfill gas.