This to make way for the High street footbridge that is being constructed.
The work is being carried out by Network Rail in conjunction with the City and County Council.
The footbridge is due to be finished next May, 8 weeks later than the original date.
Jane Gadsby spoke to Network Rail spokesman Toby Higgins about why there has been such a delay:[sc_embed_player fileurl=”https://archive.org/download/TobyHiggins03/Toby%20Higgins_03.mp3″]