1, must be a rescue and relief projects, not immediately implemented will result in a greater loss of people's lives and property. Including damaged roads, bridges, tunnels, water, electricity, gas, communications in a timely manner, water conservancy facilities, weir and other dangerous emergency exclusion.
2, must be due to earthquakes and other new disasters and secondary disasters caused by the 10 days must enter the construction site.
3. It must be a project within the scope of the specific damage and danger caused by the disaster.