When using BIM to support electrical systems quantity takeoff, the employed method varies according to the project phase, the models available and the required information at that stage.

Therefore, one must follow one of the three methods described below.

To systematically organize quantities based on their system (low voltage, medium voltage, etc.) and their installation method on-site (such as aerial containers, containers embedded on floors/slabs, or containers secured with straps/clamps), it's crucial to indicate this information on the elements through instance parameters.