Check the ground conditions before starting with work

Any accident foreseen here?
After rainfall on the previous day, a bulldozer is engaged in refilling work close to a road shoulder at a dam construction site.
Now what accident do you anticipate from this picture?


This is the accident resulted!
The road shoulder gave in under the weight of the bulldozer and collapsed. It fell off on the lower ground, killing the operator who was thrown under the machine.


Tips for forestalling similar accidents
1. Check the ground conditions before starting with work.
2. Put up a marker showing the edge of the road.
3. Push earth at the right angle to the road shoulder.