What type of diagram would you use to represent the arrangement of electrical systems in a building?

The riser diagram is specifically designed to illustrate the arrangement and interconnections of electrical systems within a building. This type of diagram provides a vertical representation of the electrical systems, showing how different circuits connect and rise through various floors and spaces in a multi-story structure. It enables electrical engineers and contractors to visualize the pathway of electrical distribution, identifying essential components such as service panels, feeders, and branch circuits.

In contrast, a blueprint typically depicts the architectural layout of a building but does not focus solely on the electrical systems. Circuit diagrams are more focused on the specific connections and components within a single circuit rather than the overall arrangement within the building. A site plan gives an aerial view of the entire property, showing how buildings and infrastructure are situated but does not offer the detailed electrical information necessary for understanding system layout and design. Thus, the riser diagram is the most suitable choice for representing the arrangement of electrical systems in a building.