Categories 3,4,5: Install, Inspect & Remove (Timber/ Steel/ Proprietary) Support Systems covers the minimum training and assessment required for those working to install, inspect and remove excavation support systems.
The category has been derived from the following National Occupational Standards: EUSMUNC07 Excavate and Maintain Holes and Trenches for Utility Networks Construction COSVR370 Install maintain and remove Temporary Excavation Support
