This cable trench plan and layout AutoCAD drawing provides a clear 2D representation of underground cable routing within a utility building layout. Download a comprehensive set of Cable Tray Installation CAD Blocks in DWG format, ideal for electrical engineers, MEP designers, and industrial layout planners. This description covers essential aspects such as selecting the appropriate type and size of cable trays, determining the suitable routing and spacing, and. Assembly of trays in mt steps and cuts. Tray assembly in mt steps and cuts.