A concrete truck is a specialized vehicle designed to transport and mix concrete from a batching plant to construction sites. It features a rotating drum that keeps the concrete in motion, preventing it from hardening during transit. These trucks are essential for delivering fresh concrete for various construction projects, including buildings, roads, and bridges. The truck's design includes a large, cylindrical mixer mounted on the back, which can hold several cubic yards of concrete. Operators can control the flow of concrete through a chute, allowing for precise placement at the construction site. This efficiency helps ensure that projects stay on schedule and meet quality standards.