Over-used Temporary Signs for Slips (Trips and Falls)

The video 8 minutes of people falling over the same patch of ice with two warning cones in place gives an idea of the effectiveness of warning signs.

The Napo animated video "One small step" (1 minute, 30 seconds) shows the hazards from a step, the use of safety signs and resolving the problem

"Physiotherapist awarded €1m after slip on icy steps" (January 2014) - "Three yellow 'wet floor' caution signs were also placed on one side of the steps"