Cable Tray/Ladder Selection: Choose cable trays or ladders that meet the requirements of the installation, including load capacity, material, and corrosion resistance.Consider factors such as cable quantity, size, weight, and future expansion needs. Determine the size, capacity, and type of cable trays or ladders needed to accommodate the cables. Planning and Design: Carefully plan the layout and design of the cable tray and ladder system based on the cable routing requirements.When installing cable trays and ladders, which are used for organizing and supporting electrical cables in a building or industrial setting, there are several important points to be aware of to ensure a safe and effective installation.