Every engineering office uses their own set of symbols; however, the symbols below are fairly common across many offices.  Refer to the symbol sheet for special symbols used in a particular set.

Duplex Outlet

Duplex Outlet

Weatherproof Duplex Outlet

Weatherproof Duplex Outlet

GFCI Duplex Outlet

Ground Fault Circuit Interrupt Duplex Outlet

Switched Duplex Outlet

Duplex Outlet - One Receptacle Controlled by Switch

Emergency Duplex Outlet

Duplex Outlet on Emergency Branch

Quad Outlet

Quad Outlet - 4 Gang Box

Switch

Switch

3-way Switch

3-Way Switch

Dimmer Switch

Switch with Built-In Dimmer

Power Panel

Power Panel

Lighting Panel

Lighting Panel

Through-wall Sleeve

Through-Wall Sleeve

Junction Box

Junction Box

Recessed Floor Box

Recessed Floor Box

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