What equipment is typically used in earthwork operations for excavation?

Excavators, bulldozers, and dump trucks are essential pieces of equipment commonly used in earthwork operations for excavation tasks. Excavators are designed specifically for digging and moving large amounts of earth and can maneuver in tight spaces, making them ideal for various excavation projects. Bulldozers are powerful machines equipped with large blades that can push and grade soil, making them invaluable for preparing sites and reshaping land. Dump trucks are used to transport the excavated material away from the site or to bring in fill material.

Together, these pieces of equipment provide the necessary capabilities for large-scale earth-moving projects, ensuring efficiency and effectiveness in excavation operations. The other choices include equipment that may be useful in construction or maintenance but do not specifically cater to the heavy excavation needs associated with earthwork operations.