Chert identifies a rock type, while gravel commonly describes a particle-size category or a loose aggregate. The project still needs a specific material description and intended use.
A controlled discharge may be possible in some situations, but it is not the same as grading and should never be assumed before the route, surface, overhead clearance, and scope are confirmed.
A dump truck visit does not automatically require a locate ticket, but the excavation, grading, or demolition that creates the load may require one before ground is disturbed.
A workable hauling plan connects the truck route, equipment operator, material pile, receiving location, and one clear site contact before the truck arrives.