A lasso and a pulley prove a novel way to lift a piece of corrugated metal up six storeys
Thanks to Fiona Cane for this photo taken from Red Loft Partnership's offices Shoreditch in London.
She says: "Note the amazing absence of ladders too, which means that the workers slide down the scaffold poles when they need to descent. The HSE has been notified. We are waiting with bated breath to see if they will be there tomorrow."