Penmaemawr signal box is seen at the eastern end of the station. The top has been drastically modified in more recent years with its original steel framed windows completely removed and replaced by the ghastly cladding and UPVC windows. The box was built by British Railways in 1952 to the standard LMS 1948 design. It was built in this revised location due to a serious and fatal collision on 5th August 1950 involving the up night boat train (the Irish Mail) hitting a stationary locomotive. As part of the enquiry, it was stated that the poor siting from the old signal box was a major contributory factor in the collision. When I last visited the box back in 1981 it was in its as-built condition, see....
https://www.ontheupfast.com/p/21936chg/30035069789/x32-penmaenmawr-signal-box-br-1952