you can't, admin have access to all forums. If they shouldn't, well they shouldn't be admins in the first place <img src="https://www.ubbcentral.com/boards/images/graemlins/wink.gif" alt="" />
head over to ubbdev.com and request this in the newbee forum we'll give you some code you can add to do this based on his user number <img src="https://www.ubbcentral.com/boards/images/graemlins/smile.gif" alt="" />
