Portland City Code ch. 14

Citation: Portland City Code ch. 14
Parent Document: Portland City Code ch. 14
Jurisdiction: Portland (municipal)
Original Source: https://www.portlandmaine.gov/asset/ae8cabd1-66eb-4a1c-9224-92bbca5e792f ↗

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Façade, blank. A building façade that contains Stepback. A building setback of a specified distance
expanses of wall area with no windows, no measured from the ground floor building face that
entrances, no articulation, and no other elements or occurs at a prescribed number of stories or height
features, or is otherwise undifferentiated. above the ground and excludes the minimum
necessary housing of elevators, stairways, tanks,
Green roof. A roof of a building that is partially or fans, or other building operating equipment not
completely covered with vegetation and designed to intended for human occupancy.
meet the Maine Stormwater Best Management
Practices Manual standards and recommendations. Yard, side. A yard adjoining a side lot line extending
A green roof installation must serve the purpose of from the front yard to the rear yard, the width of
reducing stormwater runoff through retention or which shall be the shortest horizontal distance
slowing and consist of an assembly that at a between the side lot line and any structure. On
minimum includes a root repellent system, a corner lots, non-frontage yards shall be considered
drainage system, a filtering layer, a growing medium side yards.
and plants, and shall be installed on a waterproof
membrane. The vegetated area of a green roof may Zero lot line. The location of a structure on a lot
be considered pervious for zoning impervious such that one or more of the structure sides rests
calculations. directly on a lot line. 9-4 | CITY OF PORTLAND LAND USE CODE FORM-BASED ZONES

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