That part of the Board’s railway which commences at Ordnance Survey Grid reference point NJ429514 lying approximately 30 metres or thereby to the north or northeast of overbridge 187 carrying the minor public road known as Seafield Avenue over the Board’s railway in the Parish of Keith in the former Burgh of Keith and which terminates at Ordnance Survey Grid reference point NJ322416 lying approximately 200 metres or thereby to the north or northwest of the centre of the booking office of Dufftown station in the Parish of Mortlach all wholly within the local government area of Moray (formerly the Moray District of Grampian Region) being a distance of 17 kilometres 140 metres or thereby.