Portland Land Use Code

Citation: Portland Land Use Code
Parent Document: Portland Land Use Code
Jurisdiction: Portland (municipal)
Original Source: https://www.portlandmaine.gov/asset/a5dcd1dc-4117-40b3-b3da-74a56919e14b ↗
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required stepbacks provided that one of                       feature to provide pedestrian
         the following conditions is met:                              protection and wind mitigation shall
         a.   The depth of the building lot                            be provided within the first 35 feet of
              precludes a building having an average                   height.
              minimum lot depth dimension of 170                  c.   The applicant shall demonstrate that
              feet.                                                    building design elements and location
         b.   The proposed building has an                             will reasonably mitigate downdraft
              architecturally significant design that                  effects of the proposed building or
              is articulated to avoid a monolithic                  buildings.
              appearance and emphasizes slender,         C. Tower floor plates. To minimize shadow and
              vertically-oriented proportions while          wind impacts, loss of views, and to allow for the
              employing a variety of scales,                 passage of light and air into interior spaces,
              materials, fenestration, and massing to        those portions of a building above 125 feet in
              assure a rich, visually interesting            height are limited to a maximum floor plate of
              experience as viewed within the                10,000 square feet.
              context of the downtown skyline and
              provide visual interest and human
              scale at the pedestrian level.
    4.   In the event that the Planning Board grants
         a waiver for one or more of the required
         stepbacks, the Board may require the
         applicant to mitigate the impacts of the
         waiver by requiring any or all of the
         following conditions:
         a.   Along all public street frontages and
              public open spaces, all buildings
                                                         FIGURE 7-K: TOWER FLOOR PLATES
              (regardless of height) shall maintain a
              pedestrian scale through the use of
                                                         D. Tower separation. In order to preserve view
              building elements at the street level as
                                                             corridors and to maintain a varied skyline, the
              listed in this standard along no less
                                                             following tower separation requirements apply:
              than 60% of the building’s horizontal
                                                             1.   All portions of buildings above 125 in height
              length.
                                                                  shall provide a minimum of 35 feet of
         b.   Along all public street frontages and
                                                                  setback from side and rear lot lines when
              public open space for the building(s)
                                                                  abutting another tower, except for towers
              over 125 feet, a canopy, awning, or
                                                                  located within a single development site.
              similar permanent architectural 7-20 | CITY OF PORTLAND LAND USE CODE DIMENSIONAL STANDARDS
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