it must be worn at all times on the building site as things could be falling from above.
you must wear this in case of loud noises and from going deaf.
you must wear these incase something falls on your feet.
weather proof clothing ppe google images)
you must wear weather proof incase of very bad weather.
you must wear a safety harness at all times when in a high place and its to keep you from falling.
face,ears must be worn at all times when working on equipment.
you must wear something to cover your nose and mouth to protect your lungs.
body,hand,arms must be protected at all times to protect your self.
reflective clothing must be worn at all times to be seen at day and night time.
safety ropes are the same as a harness to keep you safe in high places.