Wikipedia:Articles for deletion/New Zealand State Highway 21
the government has gone to the trouble to maintain and designate this roadway as a state highway, a status that sets it apart from many other roads. Merging this back to the most appropriate target, the list of other highways in the system would cause size issues, meaning splitting it into its own article is appropriate on  and  grounds
— User:Imzadi1979, 22:05, 14 December 2011 (UTC)
Stance: keep
Cited policy: WP:SIZE||WP:UNDUE (Wikipedia:Article size)