Excavating can be a competitive and rewarding field, and years of hard work can help contractors establish a strong customer base and reputation. Excavation contractors invest their expertise, time and energy to conduct a variety of soil-related tasks, such as grading and trenching. These tasks are often essential components of larger projects, playing a key role in the success of the final product—whether it’s a new road, sidewalk, sewer line, piping system or foundation for a building.