Or they could do like the do in the UK, and have the hydrants in manholes in the middle of the road or pavement, so they can't be blocked by cars and won't free

Or they could do like the do in the UK, and have the hydrants in manholes in the middle of the road or pavement, so they can't be blocked by cars and won't freeze or get damaged. The fire engines carry the above ground hydrant part with them and attach them when they use them. But then that wouldn't generate any revenue. https://www.quora.com/Why-doesnt-the-UK-have-fire-hydrants https://www.quora.com/Why-doesnt-the-UK-have-fire-hydrants