All materials intended for cable tray, ladder and trunking shall be submitted for approval of the consultant as per the standard procedure using the Notification of permanent material received at site. Material samples shall be submitted as required by the consulting. What Should a Cable Tray Submittal Package Include? A complete cable tray submittal package should include: In EPC projects, submittal approval is not based on supplier claims. The Cable Tray ng standards, performance standards, test standards and application in this document have been tested extens ompetent professional en completely installed, without damage either to conductors or. us-trations without notice. Cable ladder systems and cable tray systems shall be manufactured in accordance with BS EN 61537, channel support. The Cable Tray Institute (CTI) was founded in 1991 to support the cable tray industry by engaging in research, development, education, and the dissemination of information designed to promote, enhance, and increase the visibility of the industry. Cable tray, introduced in the mid 1940s, is a safe. This work is licensed under the Creative Commons Attribution-Noncommercial-NoDerivs 3. 0 IGO-ported license (CC BY-NC-ND 3.