There shall be no accessory buildings within the NB Zone District,
but the following accessory uses are permitted:
All uses not expressly permitted by this ordinance in the NB
Zone District are prohibited.
Lots and structures in the NB Zone shall conform to the requirements
listed below.
A. Maximum height of buildings shall be as follows:
(3)
Flagstaffs, chimney flues, elevator shafts, radio and televisions
antennas and screened mechanical equipment designed to service the
building may exceed the height of the roof by not more than 12 feet,
provided that such structures do not exceed 10% of the ground area
covered by the building and are not used for any other purpose. Structures
to provide for safe access to the roof area are, however, exempt from
the above requirements. The screening provided shall be of a material
similar to the building facing or as approved by the Land Use Board
as compatible and durable.
B. Minimum lot area shall be 21,780 square feet.
C. Minimum width of lot shall be 100 feet.
D. Minimum frontage of a lot shall be 100 feet.
E. Maximum lot coverage shall be as follows:
(2)
Impervious coverage — 80%.
F. Minimum front yard setback (from street right-of-way line) shall
be 25 feet.
G. Minimum side yards shall be as follows:
(1)
Total of both side yards shall be the greater of 50 feet or
1/3 of the width of the lot, provided however:
(a)
If one side abuts a residential zone not less than 2/3 of the
side yard shall be on the residential zone side; and
(b)
If both sides abut a residential zone, both side yards shall
be not less than 30 feet.
H. Minimum rear yard:
(1)
Minimum rear yard shall be 50 feet.
(2)
The minimum open space in the rear yard shall be not less than
50 feet or the width of any required planted buffer area, whichever
is greater. However, the open space in the rear yard need only be
30 feet if there is no paving, parking, egress or ingress in the rear
yard and it is all in planted area, whether or not the same is required
planted area. Minimum distance of building from every residential
zone line shall be 50 feet.