The footpath ends in a metal bar. To continue, you have to walk back 50 meters, or you climb the barrier and jaywalk.
https://mastodon.sdf.org/system/media_attachments/files/115/519/543/503/177/788/original/35070606a1f55f94.jpeg
Pedestrian infrastructure in the US.
Why would you not put the sign at a place where someone could actually cross??
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