PLYMOUTH, NH ZONING ORDINANCE - MARCH 12, 2024
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disposal, electricity, broadband, and similar utilities.
II. Character of the site development: The proposed layout and design of the site shall consider
the character of the neighborhood. This shall include, but not be limited to, the relationship
of buildings to the street, the amount, location, and screening of off-street parking, the
treatment of yards and setbacks, the buffering of adjacent properties, and provisions for
vehicular and pedestrian access to and within the site.
III. Character of the buildings and structures: The design of any new buildings or structures and
the modification of existing buildings or structures on the site shall be compatible with the
established character of the neighborhood or shall be compatible with the general design of
residential buildings in Plymouth. This shall include, but not be limited to, the scale, height,
and massing of the building or structure, the roof line, the architectural treatment of the
front or street elevation, the location of the principal entrance, and the material and colors
proposed to be used.
IV. Preservation of natural, cultural, historic, and scenic resources: The proposed use and
development of the site shall preserve identified natural, cultural, historic, and scenic
resources on the site and shall not degrade such identified resources on abutting properties.
This shall include, but not be limited to, identified wetlands, floodplains, significant wildlife
habitat, stonewalls, mature tree lines, cemeteries, graveyards, designated historic buildings or
sites, scenic views, and viewsheds.
V. External impacts: The external impacts of the proposed use on abutting properties and the
neighborhood shall be minimized. This shall include, but not be limited to, traffic, noise,
odors, and exterior lighting and glare.
VI. Additional Criteria of Multiple Unit Dwellings in the Agricultural Zone:
a. Minimum yard dimensions shall be fifty (50) feet in the front, side and rear.
b. All lots shall conform to the area requirements as specified in Section 304.
B. Industry, Manufacturing or Industrial Parks
I. Building Design – All structures are designed with due consideration to existing and
proposed neighborhood structures. The design of structures takes advantage of topography,
and reflects the character, scale and purpose of the areas of which it is a part.
II. Traffic Access – All proposed site traffic access ways are adequate but not excessive in
number, adequate in grade, width, and alignment and visibility.
III. Circulation and Parking – The interior traffic circulation and parking system is adequate.
IV. Landscaping – The proposed site is properly landscaped to further enhance the natural
qualities of the land. Where adjacent land use dictates, proper screening and buffer zones
may be required. Where, in the opinion of the Planning Board, an industrial process or
product is of potentially explosive nature, landscaping may include blast containment, blast
dampening or blast channel features.
V. Water and Sewage – Availability of adequate water and sewage treatment capabilities for
the proposed use.
VI. Pollution – All resulting emissions must comply with appropriate State and Federal
regulations.
VII. Noise – noise level at the property line shall not exceed 70 decibels.
VIII. Flashing and Vibrations – Objectionable flashing and vibrations shall not occur.
C. Rooming House
I. In addition to the minimum lot size requirements established elsewhere in this Ordinance, a
minimum lot size of 1,000 square feet shall be required for every occupant, but in no case
shall the total area of the lot be less than 11,000 square feet.
II. A Rooming House must be occupied by the owner or an on-site manager, who shall be