James Derrick
Hi,
After a ground survey, there is a bollard-free footway W-E, and indeed Sheffield Staples at the NE corner of the plaza. It's a bit narrow, so dismount or bunny hop and be cautious.
Photos are uploaded to CS and tagged.
https://www.cyclestreets.net/photomap/tags/%232876663/
The map has been updated, including a cyclestreets photo id.
Happy Mapping,

James