Those Sidewalk Bumps Serve a Very Important Purpose
By A Mystery Man Writer
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Yellow bumps on the sidewalk play an important role for those who are visually impaired, legally blind or have low vision.
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Here's the purpose of those sidewalk bumps
![](https://www.simplemost.com/wp-content/uploads/2017/02/braille-paving-tactile-paving-750x500.jpeg)
Here's the purpose of those sidewalk bumps
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