Excavation and digging, often used interchangeably, actually have distinct differences. Excavation involves the removal of soil to create holes, trenches or cavities using heavy machinery like bulldozers. On the other hand, digging is done manually with hand tools for smaller projects like planting trees or installing fence posts. Despite their differences, both methods involve moving soil and materials, with excavation typically being deeper and wider than digging.

Trenching, another vital process in construction, entails excavating long, narrow and deep trenches for utilities or building foundations. This can be done manually or with machinery, with trenching machines offering efficiency for larger projects. Safety precautions are crucial in trenching to protect workers and the environment, especially when heavy machinery is involved. Overall, trenching is essential for creating underground pathways for utilities and structures.