Conflagrations 1966, Task Force on California's Wildland Fire Probl. 1978a, County Sup. Calif. 1966, Task Force on California's Wildland Fire Probl. Often, however, the signs are hard to read, sometimes even difficult to find. Many rural and mountain areas have become essentially urbanized through lot splitting and other sale of individual parcels and subsequent construction, and in these situations there is no developer to assign names and numbers.
Roads often get their names from their destinations, names of old-time property owners, etc.
Parcels or homes commonly are assigned box numbers by the Postal Service. For. 1978a, Oreg. 1978b, Task Force on California's Wildland Fire Probl. Colo. St. For. Construct signs of nonflammable materials, with letters at least 3 inches high, halfinch line width, and a reflective color that contrasts sharply with the background of both the sign itself and the surrounding vegetation.