This is not a SFW instance. NSFW communities will be tagged, and efforts will be made to keep SFW communities clean, but proceed at your own comfort level.
Because people all need to get to different places, and walking/wheelchairing half a kilometre in one direction to access a bridge and then walk back sucks
Because people all need to get to different places, and walking/wheelchairing half a kilometre in one direction to access a bridge and then walk back sucks
Not every intersection is busy enough to warrant this.
I.e. not every pedestrian matters
If a road has one vehicle come by every hour, you expect a raised pedestrian bridge? A lighted crosswalk is totally fine.
Context matters, but exaggerate to make your point i guess.