technical department - boclair academy Layers used in a cad system INTRODUCTION A CAD drawing can be built up in several layers (like clear film overlays) which can be switched on and off to make the drawing easier to understand. Each floor of a building can be on its own layer.

technical department - boclair academy Layers used in a cad system Layer Properties in AutoCad Layers in this example have been set up to show external walls, doors, windows, dimensions and text all on separate layers. The colour of each layer can also be changed. Layers in this example have been set up to show different line types on separate layers. Layer visibility can be switched on and off at any time for clarity.

technical department - boclair academy House plan, ground floor, with walls, windows, and doors. (black layer) Layers used in a cad system

technical department - boclair academy House plan, ground floor, with foundations (red layer), interior fittings & text (blue layer) now made visible along with walls (black layer). Plumbing services, gas installation, heating systems, electrical wiring & lighting can all be drawn on separate layers improving clarity for each trade contractor. Layers used in a cad system

technical department - boclair academy Layers used in a cad system

technical department - boclair academy