How Do ADA Detectable Warning Signs Work?
ADA detectable warning tiles are widely used on footpaths and walking areas to guide pedestrians, especially visually impaired and distracted people. The objective of these tiles is to create an elevated surface that warns pedestrians of the danger ahead. What kind of dangers do pedestrians face? Visually impaired people walk with sticks. They move slowly to avoid colliding with electric poles and others. Also, they remain careful of the vehicular traffic. Warning tiles alert the pedestrians as soon as they deviate from their path. These tiles are bigger and slightly raised from the normal tiles. As soon as a pedestrian steps on the raised surface, he understands that he needs to be careful. For example, take a foot-over bridge. Normal people can see the bridge and walk safely over the bridge. But visually impaired pedestrians can’t see the bridge. They could slip on the first step and get injured. But ADA detectable warning tiles can save them from falling down and meeti...