Mandatory PPE on UK Construction Sites While requirements can vary depending on the task and site conditions, the following PPE is typically expected as a minimum: Safety Helmets (Hard Hats) Head protection is essential for reducing the risk of injury from falling objects or impacts. Hard hats should meet relevant UK safety standards and be worn where required. High-Visibility Clothing Hi-vis vests or jackets ensure workers are visible in busy or low-light environments, parti