1998-Annual Town Report - Laserfiche WebLink

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wireless service facility: water towers, antennas or other appurtenances. This guyed towers, lattice towers, fire towers setback is considered a "fall zone". and monopoles. (b) In the event that an existing structure (5) Height, Existing Structures, (Utility): New is proposed as a mount for a personal antennas located on any of the following wireless service facility, a fall zone existing structures shall be exempt from the shall not be required, but the setback height restrictions of this bylaw, provided provisions of the zoning district shall that there is no more than a twenty(20)foot apply. In the case of pre-existing non- increase in the height of the existing struc- conforming structures, personal wire- ture as a result of the installation of a per- less service facilities and their equip- sonal wireless service facility: electric ment shelters shall not increase any transmission and distribution towers, tele- non-conformities, except as provided 5s phone poles and similar existing utility in Subsection (8) below. structures. This exemption shall not apply in Historic Districts, within 300 feet of (8) Flexibility: In reviewing a special permit structures or places listed in the application for a personal wireless service Massachusetts State Register of Historic facility, the Planning Board may reduce the Places, within 150 feet of the right-of-way required fall zone and/or setback distance of any designated scenic roadway, or with- of the zoning district by as much as 50% of in 300 feet of any Great Pond or tidal water the required distance if it finds that asub- body. stantially better design will result from such reduction. In making such a finding, (6) Height, Wireless Facility Overlay District: the Planning Board shall consider both the Within the Wireless Facility Overlay visual and safety impacts of the proposed District (as described in Subsection 174- use. S.C.),personal wireless service facilities of fi up to 100 feet in height may be permitted F Design standards. by Special Permit, except that the Planning The design of a personal wireless service facility Board may grant a waiver to allow a height determines its visibility and its impact on com- of up to 200 feet where circumstances war- munity character. Height and fall zone/setback rant (e.g. no serious impact on neighboring standards will have an impact on the visibility of y' properties, residential areas, historic dis- personal wireless service facilities, but they may tricts, historic places or scenic vistas, along still be visible from public areas and surrounding t with the opportunity to eliminate a larger residential properties. All personal wireless ser- number of towers of lower height which vice facilities shall comply with the following might result in such impacts). Monopoles design standards in order to limit negative visual are the preferred type of mount for such impacts from these facilities through effective taller structures. Such structures shall com- design: ply with all setback and Special Permit Regulations set forth in this Bylaw. (1) Visibility/Camouflage: Personal wireless service facilities shall be camouflaged as (7) Setbacks: All personal wireless service follows: facilities and their equipment shelters shall comply with the building setback provi- (a) Camouflage by Existing Buildings or sions of the zoning district in which the Structures: facilities are located. In addition, the fol- When a personal wireless service lowing setbacks shall be observed: facility extends above the roof height (a) In order to ensure public safety and of a building on which it is mounted, prevent hazards to people and neigh- every effort shall be made to conceal the facility within or behind existing boring property from potential facility collapse or falling ice or other debris, architectural features to limit its visi- the minimum distance from the base bility from public ways. Facilities of any ground-mounted personal mounted on a roof shall be stepped wireless service facility to any proper- back from the front facade in order to ty line,road,habitable dwelling,busi- limit their impact on the building's ness or institutional use, or public silhouette. recreational area shall be the height of (b) Personal wireless service facilities the facility/mount, including any that are side mounted shall blend with 101