As long as there are at least three of us balancing on this door, it should be alright …

Thanks to William Box of Pellings for this picture. He writes: "Yep, the ‘scaffolding' is made from three internal panelled doors and a plank. Open and shut case …"

three workmen working on a piece of wood  precariously balanced on a door

Email your "favourite" health and safety pictures to or send them to Nick Jones at the postal address: 245, Blackfriars Road, London, SE1 9UY. The sender of every published picture receives a £25 drinks voucher.