The set of drawing of each system like water supply, drainage etc is consist of Plans, Riser diagram, Installation details, Legends, Notes.
If the drawing is detailed, fixture units also should be marked along with the pipe.
[1][2] In the realm of shop drawings, additional clarity is achieved by incorporating sections that reveal the intersection points of various pipes.
These sections serve as visual guides, ensuring that the intricate network of pipes is comprehensively depicted.
Each pipes with different purposes will be displayed with different colors for ease of understanding.