~ 171-19. More than one principal structure per lot.
In any zoning district, more than one building or structure housing a principal permitted use may be erected or placed on a single lot of record, provided that area, width, frontage, yard and other requirements of this chapter shall be met for each building or structure as though it were on an individual lot, except as otherwise provided in this chapter.
~ 171-20. Street frontage requirement.
Every principal building or structure hereafter erected or moved shall be on a lot having frontage on a street. In no case shall said frontage be less than 80% of the required minimum lot width as provided for in ~ 171-18 of this chapter.
~ 171-21. Permitted projections into yards.
Ground story bay windows, oriels or balconies may project not more than three feet into any required rear yard or into any required side yard with a width of eight feet or over. No such structure shall have a width or greater dimension in excess of three times the distance of its projection.
A. Cornices and eaves may project not to exceed two feet over any required yard.
B. Sills, leaders, belt courses and similar ornamented or structural features may project not more than six inches over any required yard.
C. An open fire balcony or a fire escape may project into a required side yard or rear yard not to exceed four feet.
D. An uncovered porch or a covered porch with open or screened sides may project up to eight feet into a required front yard setback. [Amended 5-6-2002 ATM, Art. 22]
E. Uncovered or unenclosed steps or stairways leading to the basement or first floor of a building may project into a required front yard not to exceed 10 feet in any residence district.
~ 171-22. Setbacks.
A. Where, to an extent of at least 50% of the frontage along both sides of a street between two intersecting streets or within a frontage of 300 feet on the same side of a street, front yards of greater uniform depth than is specified in ~ 171-18 for the district within which such frontage is located have been established by common agreement or by private building restrictions or through common usage, the depth of such front yards shall be and remain the front yard requirement for such street or portion of street. Where, in a similar space, there is a variety in depth, all being above the minimum specified in ~ 171-18 for the district, the least depth of a front yard existing within such frontage shall be the required minimum depth for all such frontage.
B. A building need not be set back more than the average of the setbacks of the buildings on the abutting lots on either side. If a vacant lot exists on one side, then the minimum as set forth in ~ 171-18 shall be considered the depth of setback for the vacant lot.
~ 171-23. Visibility at intersections.
On a corner lot in any district where a front yard is required, nothing shall be erected, placed (including snow), planted or allowed to be or to grow in such a manner as materially to impede vision between a height of three and eight feet above the curb level within the triangular area formed by the intersection of any two street lines and a line joining points along said street lines 20 feet from the point of intersection of the two street lines.
~ 171-24. Uses near abutting districts. [Amended 5-3-1999 ATM, Art. 32]
A. Whenever an industrial district or business district abuts upon a residence district or site in residential or institutional use, with no intervening street or highway, any building or structure or any industrial or business use of land in the district shall:
(1) Be set back from the boundary of such residence district or site in residential or institutional use not less than the minimum yard required by the abutting residence district or use; and
(2) Not exceed in height a plane which starts in the abutting district or use at the average ground level of its required setback and rises at a pitch of one vertical for every one horizontal (45°) toward the industrial or business district property in question.
B. Front yard. In the business or industrial district, no building shall be erected nearer to the street line or established building line than is permitted in the adjacent residence district within a distance of 50 feet from the residence district boundary line, except when such building is separated by a street from the residence district.
~ 171-25. Exceptions to height requirements.
A. Schools and hotels and dwellings on lots of five acres or over may be three stories or 40 feet in height.
B. In an I District, a manufacturing or industrial building or structure may be erected or altered to a height of four stories or 60 feet with a special permit from the Board of Selectmen.
~ 171-26. (Reserved)
[1]Editor's Note: Former ~ 171-26, Stream and lake protection, as amended 5-4-1987 ATM, Art. 5, was repealed 5-15-2006 ATM, Art. 14. For current provisions, see ~ 171-37.1.
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