Why bag the hydrant?
Why bag the hydrant?
I believe there's some logic in alternating patterns being more attention-grabbing to our brains, which is why you usually see stripes on anything you need to be cautious around.
The pole isn't for locating the hydrant, per se, as much as it is for avoiding the hydrant. It's so you don't drive into it if it's covered in snow.
Because its easier to see
It’s also why flashing led road signs exist here in Australia around school zones
I was driving down a highway once and noticed that there was a blue reflective marker on top of the concrete barrier every few hundred feet or so.
Took me about an hour or two before I noticed that it aligned with where the drainage basins were, probably for snow removal in the winter.