What the actual fuck. Worms have eaten his brain

Yes, the Alt Text has the details

Road sign with black text on a white background. The text reads in English: No entry for heavy goods vehicles. Residential site only. Below a left facing arrow it reads in Welsh: Nid wyf yn y swyddfa ar hyn o bryd. Anfonwch unrhyw waith i'w gyfieithu. The Welsh translates to: I am not in the office at the moment. Send any work to be translated

With spelling like this, they must be forrin