1, fire, including timber yard, gangue hill, ground facilities, wellhead fire source, smoking, substation fire, etc.

2, coal bunker blocked, coal bunker blocked after processing.

3. Traffic accidents

4. Hidden dangers caused by ground landslide, goaf collapse and debris flow.

5, water sources, rivers near the wellhead, problems caused by rainy season, the wellhead of the old kiln is not closed well, resulting in rich underground water sources, causing underground hidden dangers and lightning strikes.

6, gas pump room tempering, air leakage caused by hidden dangers.

7. Hidden dangers caused by electricity consumption

8. People and cars

9. Illegal refuse turning and coal turning.