Damage from skateboarders? Google Maps shows a lot of the steps cracked in the most recent streetview.
Aug 2018 Two top sections are broken. 2022 there's a few broken front lips. I assume they just replace them with plain concrete
The Richards side is flush with the sidewalk so I don't think they need a ramp though the planters seem to block access for a wheelchair to get by. They seemed to have been moved there in the past year or two .