What is "spreuerhofstrasse"

Spreuerhofstraße is the world's narrowest street, found in the city of Reutlingen, Germany. It ranges from at its narrowest to at its widest. The lane was built in 1727 during the reconstruction efforts after the area was completely destroyed in the massive city-wide fire of 1726 and is officially listed in the Land-Registry Office as City Street Number 77.