4.1 Basic Requirements
No building, structure or use in any district shall be built, located, enlarged or permitted which does not conform to the applicable Dimensional Regulations as set forth in Sections 4.2 and 4.3 and the Special Regulations as set forth in Section 5.1, 5.2, 5.3 and 5.4 of this By-Law.
4.2 Table 1 (see page 92)
4.3 Special Conditions
4.31 Recorded Lots – A lot or parcel of land in a Residential District having an area or width less than that required by this Section may be developed for a single residential use provided that such lot or parcel complies with the specific exemptions of Chapter 40A, General Laws.
4.32 Frontage – The frontage of a lot shall be measured as the straight line distance between the points of intersection of the side lot lines and the street line. Corner lots shall meet the frontage requirement on at least one (1) street. In all residential districts, with the exception of Open Space Residential Developments, seventy-five (75%) percent of the required frontage shall be maintained for a minimum depth of fifty (50) feet measured at a ninety-degree angle from the front lot line towards the back lot line.
4.33 Corner lots – A corner lot shall maintain front yard requirements for each street frontage; at least one of the remaining yards shall be a rear yard.
4.34 Visual Corner Clearance – In any district no structure, fence, planting, or off-street parking (except a transparent fence in which the solid area is not more than five percent (5%) of the total area) shall be maintained between horizontal parallel planes two and one-half (2 1/1) feet and seven (7) feet above street level, within the triangular area prescribed by the two street lines and a straight line connecting points on such lines twenty-five (25) distant from the point of intersection.
4.35 Projections – Nothing herein shall prevent the projection of steps, stoops (not exceeding thirty (30) square feet in area), caves, cornices, window sills or belt courses into any required yard.
4.36 Height Limitation – The limitation on height of buildings and structures in the schedule shall not apply in any district to chimneys, ventilators, towers, spires, or other ornamental features of buildings, which features are in no way used for living purposes.
4.37 Fences and Walls – A fence or wall of not more than four (4) feet in height is permitted along any lot line (except on corner lots as modified above) and six (6) feet in height along any rear yard line. Fences or walls of greater height are permitted if they are set back a distance equal to two-thirds (2/3) their height.
4.38 Swimming Pool Fence – Outdoor swimming pools having a capacity of 4,000 gallons or more shall be completely surrounded at all times by a fence or wall not less than four feet in height above grade. With regard to above ground pools, the pool wall itself may serve as a fence. All gates or doors opening through such enclosure shall be of not less than four feet in height and shall be equipped with a self-closing and self-latching device located at least four feet above the underlying ground and inaccessible from the outside to small children. Every such gate or door shall be kept locked at all times and any ladders serving above ground pools shall be removed when the swimming pool
is not in use.
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