Get Electrical Estimating Methods, 4th Edition now with the O’Reilly learning platform. While these questions may seem relatively straightforward, in practice they can add a layer of complexity to the estimating. Second, of equal importance is what is the electrical contractor's responsibility is to the demolished items. First and foremost is understanding the full scope of the demolition, that is, exactly what is being removed and what work is to remain. Regardless of the specific application, there are some considerations that are applicable to estimating all electrical demolition. The removal of the old ballast, while not technically demolition, can be estimated as part of the entire scope and not a completely separate process. For example removing and replacing ballasts in light fixtures. Some demolition can be considered part of the entire process of estimating the task. Demolition can include removal and salvage for reinstallation or it can turn the removed items over to another party for reclamation or salvage value.ĭemolition can include partial removal, as in the case of removing wires from a conduit but leaving the conduit in place for reuse. Electrical demolition includes a wide variety of systems and tasks-in fact, just as many as there are new systems to install.ĭemolition can include the legal disposal of the debris generated or can assign that to another party. CHAPTER 21 Electrical Demolition and Temporary FacilitiesĮlectrical demolition involves the removal of existing electrical features and components to facilitate the installation of new work.
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