Cable tray ladders are an alternative to cable trays that may offer better support and cable management on sloping surfaces. Cable ladder systems and cable tray systems shall be manufactured in accordance with BS EN 61537, channel support. This method statement covers the site installation of the cable tray & ladders and the requirements of checks to be carried out. This section will guide you through the necessary steps to ensure a successful. Cable tray installation must comply with specific technical standards to ensure electrical safety, system reliability, and long-term maintainability. The Ladder Tray features light, rugged, tubular steel construction.