A.
A buffer is required on any premises in a business district if abutting or extending into a residential district when through new construction, addition, or occupancy change the premises is put to use not allowed in a residential district. Said buffer shall be located entirely within the business district along the full length of the district boundary, and shall have a depth of the lesser of 50 feet or 10% of the distance between the district boundary and the street line of the lot, except that at locations where the distance from the district boundary to the nearest structure in the residential district is not less than 150 feet, the Board of Appeals may grant a special permit to allow location of part or all of the buffer outside of the business district.
B.
No structure, parking area, or aboveground facility of any nature shall be erected, placed or added to within the buffer strip except that access roads or driveways through said buffer strip to property located in the residential district may be allowed on special permit by the Board of Appeals.
C.
The full length of the screened area shall be planted at least 2 1/2 feet high, have earth berms, differences in grade or equivalent visual interruption by retained natural growth. Fencing approved by the Town's Fence Viewer may be used up to a maximum of six feet in height in conjunction with such screening, but not in place of it.
[Amended 5-3-1994 ATM]
D.
High screening shall also be provided through a staggered row of trees, either planted or retained, having at least a two-inch trunk diameter and being of size, species and spacing such that tree crowns will approximately meet each other and the lower level screening at maturity, except where egress visibility suggests clearance between 2 1/2 and eight feet above grade. At least 60% of all trees used shall be of evergreen species, and all shall be of species common to the area and which reach an ultimate height of not less than 30 feet.