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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rooftop, and areas such as gravel roads and the processing of raw materials or salvaging
unpaved parking areas that will be compacted operations. Low-impact industrial uses are generally
through design or use to reduce their permeability. compatible, due to their size and nature of impact,
Common impervious surfaces include, but are not with residential, commercial and other low impact
limited to, rooftops, walkways, patios, driveways, industrial uses.
parking lots or storage areas, concrete or asphalt
paving, gravel roads, packed earthen materials, and Intermodal transportation facility. A facility
macadam or other surfaces which similarly impede where two or more modes of transportation
the natural infiltration of stormwater. Pervious intersect, passengers can transfer between modes,
pavement, pervious pavers, pervious concrete, and and basic passenger amenities are provided.
underdrained artificial turf fields are all considered
impervious. Kitchen facilities. Facilities used for the
preparation of meals, including refrigerators and
Impound lot. A facility that provides temporary devices used for the cooking and preparation of
outdoor storage for vehicles that are to be claimed food.
by titleholders or their agents. An impound lot is
typically used for the storage of wrecked motor Laboratory and research facility. A building or
vehicles usually awaiting insurance adjustment or group of buildings used for the purpose of
transport to a repair shop. Impound lot does not conducting research, investigation, testing, and
include impound facilities owned and used by experimentation in any field of science, medicine, or
governmental authorities. technology and including facilities such as but not
limited to administrative offices, laboratories, and
Industrial, high-impact. Industrial activity involving service or machine shops to serve the facility.
the manufacturing, packaging, assembly, or Laboratory and research facilities do not include
distribution of finished or semi-finished products manufacturing of products for sale.
from either raw materials or previously prepared
material which are generally incompatible with Limit of Moderate Wave Action (LiMWA). The
residential, commercial, and lower-impact industrial landward limit of the 1.5 foot breaking wave within a
uses and sensitive natural areas due to their high Coastal AE Zone. These areas are bounded by a line
generation of traffic, noise levels, emissions, lighting, labeled “Limit of Moderate Wave Action” (LiMWA)
and odors. High-impact industrial includes fish- on a Flood Insurance Rate Map (FIRM). The LiMWA
waste processing. line delineates that portion of the Special Flood
Industrial, low-impact. Industrial activity involving Hazard Area (SFHA) landward of a VE zone in which
the manufacturing, packaging, assembly, or the principal sources of flooding are astronomical
distribution of finished or semi-finished products high tides, storm surges, or tsunamis, not riverine
from previously prepared material, where such sources. These areas may be subject to wave
activities are conducted wholly within an enclosed effects, velocity flows, erosion, scour, or
building. Low-impact industrial uses do not include combinations of these forces. The floodplain 3-10 | CITY OF PORTLAND LAND USE CODE DEFINITIONS

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