Once they drop a property line thru this building then a one hour wall is required for EACH dwelling unitSo if this is and older unit no seperation required. If a new building I go with the wall closer than 5 ft need 1hr ratings for both walls.
You are right, I agree, it is a duplex even if property line is between the to. Must be careful not to mix up the code definition of Townhouse with anybody else's zoning definition of Townhouse. Gets me sometimes (and try explaining it to real estate salesperson).FredK said:It's not a townhouse. TOWNHOUSE. A single-family dwelling unit constructed in a group of three or more attached units in which each unit extends from the foundation to roof and with open space on at least two sides.It's a dwelling. DWELLING. Any building that contains one or two dwelling units used, intended, or designed to be built, used, rented, leased, let or hired out to be occupied, or that are occupied for living purposes.