Recessed markers are becoming increasingly common https://www.azdot.gov/mobile/media/blog/posts/2013/01/25/transportation-defined-recessed-pavement-markers htt

Recessed markers are becoming increasingly common https://www.azdot.gov/mobile/media/blog/posts/2013/01/25/transportation-defined-recessed-pavement-markers https://www.azdot.gov/mobile/media/blog/posts/2013/01/25/tra... Edit: anecdotally, in the NE US.