In scientific classification of biota, a subphylum is a taxonomic rank in zoological nomenclature. The taxonomic rank of 'subdivision' in fungi and plant taxonomy is equivalent to 'subphylum' in zoological taxonomy.
Another general rule is that your driveway should be around 10 to 12 feet wide, and a few feet wider at the curves. If you have space, itâs always a good idea to provide a larger area at the top for turning around or for additional parking when needed. A 12âx18â space or larger is ideal for this.
A single car driveway width should be 10' wide, anything less. than 10 feet will be too narrow to drive or park on comfortably.12' is often used for added comfort and assuring to get out of your vehicle without stepping on the lawn or landscape. two-car driveway can comfortably fit two cars, side by side. The  standard double car driveway is between 18 and 20 feet wide by 18  to 20 feet long. 6 people found this useful. Edit.