I found this beauty in an alley in DTLA. The yellow stanchions are concrete-filled pipes anchored in front of the standpipe to protect it against an errant garbage truck or other vehicle that could knock it off the wall.

Please visit my Etsy shop for my artwork for sale inspired by my autistic brother Mike at: 

https://autisminspiredart.etsy.com

My other artwork for sale is at: 

https://otherartbyjack.etsy.com