Talk:BT site engineering code

Many years ago, 1968-9, I was given a tour round Dial House Manchester, as part of a school project. I was shown the distribution panel for the links controlled from there. Winter Hill, the main broadcast TX station in the area was referred to as YRIV , the RIV coming from Rivington Pike, the actual name for the area where Winter Hill was. I have therefore added the YRIV designation into the list