Thanks to Ian Serjeant for this dramatisation of man’s inhumanity to man. Ian writes: “I attach a photo recently received by me in connection with a scheme I’m working on. In order to protect the innocent (and guilty) I had better not reveal the exact location.”

Email your “favourite” health and safety pictures to building@cmpi.biz. The sender of every picture published in the magazine receives a £25 drinks voucher.