article_snippet: It was immediately fenced off but officials at the category C jail have refused to confirm the exact size and depth.
article_snippet: There is no risk to members of the public, prisoners or prison staff as the area has been fenced off and is on private property with no public access. '
article_snippet: Ministry of Justice Justice insist there is no chance of inmates escaping - even though the hole has emerged close to the prison .
article_snippet: I still haven't ruled out the possibility that some prisoners will just pop out of it.
article_snippet: It's only a couple hundred yards from the prison fence. '
article_snippet: it is classed as category C meaning it is a closed prison for inmates 'who cannot be trusted in open conditions but who are unlikely to try to escape'.
highlights_snippet: It is just yards from prison walls and believed to be 15ft deep and 6ft wide .