A body for the surface
The road grader prepares and maintains the marked service paths used by cargo and crews. It carries a specific tool for that work and changes its posture when another movement has priority.
Like the other surface machines, it works under route discipline and local observation. A clear road matters to a settlement, but it cannot decide the safety of the worksite it reaches.
Equipped for the work.
Find this in the novel: Chapters 1.