What type of drawing would you refer to for electrical outlet placements in a building?

The correct choice is electrical drawing. This type of drawing provides detailed information regarding the electrical systems of a building, including the design and placement of outlets, switches, lighting fixtures, and circuit wiring. Electrical drawings follow specific symbols and notations that help electrical contractors and installers execute the planned design accurately.

These drawings are essential for ensuring that electrical installations comply with code requirements and meet safety standards. They include information on the load calculations, circuit paths, and can indicate where to place various electrical components to optimize functionality and safety.

While mechanical, plumbing, and telecommunications drawings do provide important information relevant to their respective fields, they do not focus on electrical outlet placements. Mechanical drawings typically relate to HVAC systems and mechanical components, plumbing drawings focus on water supply and waste disposal systems, and telecommunications drawings illustrate the layout of communication cabling and systems. Therefore, for electrical outlet placements specifically, electrical drawings are the authoritative documents to reference.