Eliminate cable tray failure in high vibration environments. Learn the method of how to lock your locking fasteners, damping pads and optimum spacing, to prevent metal fatigue and make your cables safe. Let's get straight to it, why are your cables sagging in a wire mesh basket or cable tray? It usually comes down to one (or a combo) of the following: lack of proper support spacing, overloading the tray, incorrect installation, or cables simply being too loose. Whether routing data, power, or fibre cables, stability. This guide covers how to select heavy-duty materials, use vibration-damping accessories, and implement locking hardware to ensure your system meets safety standards and avoids costly downtime. 2 How often should I check the supports? 6.