[Amended 8-6-2001 by Ord. No. 2001-5]
A. 
If a word is not defined in this chapter, but is defined in Chapter 149, Subdivision and Land Development, then the definition shall also apply to this chapter.
[Added 3-3-2003 by Ord. No. 2003-2]
B. 
Unless otherwise expressly stated, the words and phrases listed in this article shall be construed throughout this chapter to have the meanings indicated herein. The present tense includes the future; the singular number includes the plural, and the plural the singular; the masculine gender includes the feminine and neuter; the word "used" includes the words "designed, arranged, or intended to be used"; the word "person" includes any individual, partnership, firm, association, corporation, or organization; the word "occupied" includes the words "designed or intended to be occupied"; the word "may" is permissive; and the word "shall" or "must" is always mandatory. When terms, phrases, or words are not defined, they shall have their ordinarily accepted meanings or such as the context may imply.
As used in this chapter, the following terms shall have the meanings indicated:
ABANDONMENT
An intentional and absolute relinquishment and cessation of a use with no intention to resume such use.
ACCESSORY DWELLING
A self-contained dwelling unit which is complete with food preparation and bathroom facilities, has direct access to the outdoors or to a hall from which there is direct access to the outdoors, and is accessory to the existing primary dwelling unit.
[Amended 5-21-2012 by Ord. No. 2012-5]
ACCESSORY USE OR STRUCTURE
A use or structure on the same lot with, and of a nature customarily incidental and subordinate to, the principal use or structure.
ACCESSWAY
A way for vehicular and foot traffic leading from any street.
ACT
The Pennsylvania Municipalities Planning Code, Act 247 of 1968, as amended and reenacted by Act 170 of 1988, 53 P.S. § 10101 et seq., and any subsequent amendments thereto.
ADULT COMMUNITY DEVELOPMENT
A residential development of dwelling units and permitted accessory uses, with the dwellings limited to occupancy by households that each include at least one person age 55 or older. An adult community development shall meet the requirements of § 170-1615.
[Added 5-3-1999 by Ord. No. 99-2]
ADULT-ORIENTED ESTABLISHMENT
Any use meeting the definition for this term in Title 68, Chapter 55 of the Pennsylvania Consolidated Statutes, as amended. An adult-oriented establishment shall be considered a distinct use, not be considered a retail sales, theater, entertainment, personal service or any other use, and only be allowed where specifically stated in this chapter.
[Added 3-3-2003 by Ord. No. 2003-2]
AGRICULTURALLY SUITED SOILS
Those soils rated as Class I or Class II for productivity for crops by the Soils Survey of Chester and Delaware Counties (USDA, 1963), as shown on the Soils and Floodplains Map in the 1987 Township Comprehensive Plan.
AGRICULTURE
Activities which involve the raising of food, plants, poultry, and livestock, including but not limited to crop production and nurserying.
ALTERATIONS
Alterations include, but are not limited to, the following:
A. 
All incidental changes or replacement in the nonstructural parts of a building or other structure.
B. 
Minor changes or replacements in the structural parts of a building or other structure.
ANAEROBIC DIGESTION
The process by which microorganisms in the absence of oxygen convert the energy stored in volatile acids in livestock and poultry manure or other organic materials into biogas, which is then burned on-site to produce heat, electricity and water, and has the ancillary benefit of managing livestock manure.[1]
[Added 2-17-2015 by Ord. No. 2015-3]
APARTMENT
See "dwelling, dwelling unit."
APPLICANT
A landowner or developer, including his heirs, successors, and assigns, who has filed any application for approval under the terms of this chapter, or for approval of a subdivision or land development under terms of Chapter 149, Subdivision and Land Development.
APPURTENANCES
The visible, functional, or ornamental objects accessory to and part of buildings or structures.
[Added 2-17-2015 by Ord. No. 2015-3]
ATHLETIC FIELD
A public or private daily recreational facility dedicated exclusively to group sports and/or individual athletic events, arranged and conducted in a manner conducive to such activities.
AUTOMOBILE SERVICE STATION
[Amended 12-5-1994 by Ord. No. 94-6]
An area of land, together with any structure thereon, used for:
A. 
The retail sale of motor fuel and lubricants and incidental services, such as lubrication and washing of motor vehicles.
B. 
The sale, installation, or minor repair of tires, batteries, and other automobile accessories incidental to the foregoing.
C. 
The retail sale of food, beverages, personal care items, and similar goods (such as a convenience commercial center).
BASE FLOOD
The flood which has been selected to serve as the basis upon which the floodplain management provisions of this chapter have been prepared; for purposes of this chapter, a flood which has a one-percent chance of being equaled or exceeded in any given year (also called the "one-hundred-year flood" or one-percent annual chance flood).
[Amended 9-5-2017 by Ord. No. 2017-3]
BASE FLOOD ELEVATION
The elevation shown on the Flood Insurance Rate Map (FIRM) for Zones AE, AH, A1-30 that indicates the water surface elevation resulting from a flood that has a one-percent or greater chance of being equaled or exceeded in any given year. Within the approximated floodplain, the base flood elevation shall be established as a point on the boundary of the approximated floodplain which is nearest to the site in question.
[Amended 9-5-2017 by Ord. No. 2017-3]
BASEMENT
A floor level completely below grade or floor level in which more than 2/3 of the perimeter walls are below grade. A wall shall be considered below grade where the dimension from the first floor line to the finished grade is five feet or less, and the slope of the finished grade extending 10 feet from the building walls does not exceed 30°. For floodplain management purposes, a basement is any area of the building having its floor below ground level on all sides.
[Amended 9-5-2017 by Ord. No. 2017-3]
BED-AND-BREAKFAST FACILITY
A single-family dwelling containing guest rooms available for short-term overnight rental and providing breakfast service to overnight guests. A bed-and-breakfast facility shall not include any cooking facilities for exclusive use by guests, nor the sale of meals for persons who are not a resident of the dwelling unit or an employee or overnight guest of the bed-and-breakfast facility.
[Amended 3-3-2003 by Ord. No. 2003-2]
BIOGAS
A fuel consisting of methane, carbon dioxide, and small amounts of water and other compounds produced as part of the anaerobic digestion processes.
[Added 2-17-2015 by Ord. No. 2015-3]
BOARD
The Board of Supervisors, except where the context clearly refers to the Zoning Hearing Board.
[Amended 5-2-2005 by Ord. No. 2005-4]
BOARDINGHOUSE (includes rooming house)
A residential use which contains:
[Added 3-3-2003 by Ord. No. 2003-2]
A. 
Room(s) that do not meet the definition of a lawful dwelling unit that are rented for habitation; or
B. 
Houses greater than the permitted maximum number of unrelated persons. A boardinghouse shall not include a use that meets the definition of a hotel/motel, assisted-living facility, bed-and-breakfast facility, group home or nursing home. A boardinghouse may either involve or not involve the providing of meals to residents. A boardinghouse shall primarily serve persons residing on-site for five or more consecutive days.
BOARD OF SUPERVISORS
The Board of Supervisors of Westtown Township.
[Amended 5-2-2005 by Ord. No. 2005-4]
BUFFER
A strip of required space adjacent to a use or facility within a property, or to the boundary of a property or district, on which is located a visual barrier of sufficient height and density to appropriately limit views of the property or use.
BUILDING
Any structure which is erected on the ground and permanently affixed thereto, consisting of at least three walls and a roof, and designed, intended, or arranged for the housing, sheltering, enclosure, or structural support of persons, animals, or property of any kind. Any mobile home or similar structure constructed off-site prior to placement on the ground also is a building.
BUILDING AREA
The area contained within the limits of the outside face of the exterior walls, that being the aggregate of the maximum horizontal cross-section areas of all the buildings on a lot, excluding cornices, eaves, gutters, chimneys projecting not more than 18 inches, bay windows not extending more than one story and not projecting more than five feet, uncovered steps and balconies, but including porches, breezeways, and carports.
BUILDING COVERAGE
The relation of the total ground floor area of all buildings on a lot to the total area of the lot on which they are located.
BUILDING FOOTPRINT
The area of any building measured along the perimeter of the exterior foundation walls.
[Added 5-6-2019 by Ord. No. 2019-02]
BUILDING SETBACK LINE
The line parallel to the street line at a distance therefrom equal to the depth of the front yard required for the district in which the lot is located. In the case of a lot in which the side lot lines are not parallel, the building setback line shall be at that point where minimum lot width first coincides with the required lot width, but in no case closer to the street than the required front yard.
BUILDING, PRINCIPAL
A structure in which is conducted, designed to be conducted, or intended to be conducted the primary use of the lot on which it is located.
BULK
A term used to describe the size of buildings or other structures and their relationship to each other, to open areas such as yards, and to lot lines; included, therefore, are:
A. 
The size, including height and floor area, of the building or other structure.
B. 
The relation of the number of dwelling units in a residential building to the area of the lot.
C. 
All open areas in yard space relating buildings and other structures.
BUS SHELTER
A frame-like structure enclosed on a maximum of three sides built to mark an existing regional transportation system bus stop and to shelter pedestrians from the weather while waiting for buses in a public or private regional transportation system. Bus shelters may contain limited advertising space.
[Amended 7-6-1998 by Ord. No. 98-1]
CELLAR
An enclosed building space more than 33 1/3% below grade which shall be considered as uninhabitable for living purposes.
CLEAR-CUTTING
The indiscriminant or complete removal of all trees on a site, or any portion thereof greater than 0.5 acre in contiguous area, during a single timber harvesting operation or within a five-year period.
[Amended 3-3-2003 by Ord. No. 2003-2]
CLOSED HORIZONTAL LOOP GEOTHERMAL SYSTEM
A type of geothermal heating and/or cooling system that consists of the following basic elements: underground loops of piping; approved, nontoxic heat transfer fluid; a heat pump; and an air distribution system. An opening is made in the earth. A series of pipes are installed into the opening and connected to a heat exchange system in the building. The pipes form a closed loop and are filled with a heat transfer fluid. The heat transfer fluid is potable or beneficial reuse water and may have approved nontoxic antifreeze, such as propylene glycol, added. The fluid is circulated through the piping from the opening into the heat exchanger and back. The system functions in the same manner as the open-loop system except there is no pumping of groundwater.
[Added 2-17-2015 by Ord. No. 2015-3]
CLOSED VERTICAL LOOP GEOTHERMAL SYSTEM
A type of geothermal heating and/or cooling system that utilizes a pressurized heat exchanger consisting of pipe, a circulating pump, and a water-source heat pump in which the heat transfer fluid is not exposed to the atmosphere. The heat transfer fluid is potable or beneficial reuse water and may have approved nontoxic antifreeze, such as propylene glycol, added.
[Added 2-17-2015 by Ord. No. 2015-3]
CLUB
An association based on membership, whether with or without dues, rules, bylaws, charter, or local or national affiliation, of persons with common interests, pursuits, or purposes. Also, the permanent meeting place maintained for or by that membership, including but not limited to, fraternal, athletic, or other associations.
CLUSTER DEVELOPMENT
An arrangement of residential structures that allows for grouping the structures by reducing lot area and yard requirements and incorporating the remaining area as open space.[2]
COMMUNITY CENTER FACILITY
A building and related outdoor areas used for noncommercial social, recreation and meeting activities by residents of a development and their occasional invited guests.
[Added 5-3-1999 by Ord. No. 99-2]
CONDOMINIUM
Real estate that meets the requirements for a condominium as stated in the State Uniform Condominium Act,[3] and which involves portions held in separate ownership and other portions held in common ownership by all of the owners of the portions.
[Added 3-3-2003 by Ord. No. 2003-2]
CONSTRUCTION
The construction, reconstruction, renovation, repair, extension, expansion, alteration, or relocation of a building or structure, including the placement of a mobile home.
CONVALESCENT HOME
See "nursing home."
CONVERSION
The creation of two or more dwelling units within an existing, owner-occupied single-family detached dwelling, with the resulting units each having independent kitchen, bath, and sleeping facilities.
CORNER LOT
See "lot, corner."
[Added 5-2-2005 by Ord. No. 2005-4]
CUL-DE-SAC
A local street intersecting another street at one end and terminated at the other end by a permanent vehicular turnaround.
CUTOFF ANGLE
The angle formed by a line drawn from the ground vertically to the center of the luminaire, and a line drawn from the center of the luminaire representing the point of total light cutoff from the luminaire. The position of the cutoff line is the point above which no light is emitted.
DAY CAMP
A public or private facility operated for the outdoor recreational and educational needs of children on a daily basis, where a fee or other form of compensation for the care of the children is charged, and which is licensed or approved to operate as a day camp.
DAY-CARE CENTER
Land and buildings where daytime care and/or instruction is provided for seven or more individuals, and including staffed professional supervision necessary to serve such purposes. Such use may, but need not, be in support of and operated by another nonresidential use. Operation of a day-care center may be by a public agency, a private nonprofit organization, or a private commercial entity, and shall be licensed by the Commonwealth of Pennsylvania. This term shall include "child-care center."
DBH
The diameter of a tree at breast height, usually measured 3.5 feet from the ground surface.
DECK
An unroofed, raised structure generally attached to a principle use building.
DEMOLITION
The razing or destruction, whether entirely or in significant part, of a building, structure, site, or object. Demolition includes the removal of any building, structure, or object from its site, or the removal or destruction of the facade or surface.
DENSITY, NET
Within a flexible development, the area of that portion of the tract to be utilized for a particular dwelling type, divided by the total number of dwelling units of that type permitted, expressed in units per acre.
DEVELOPER
Any landowner, agent of such landowner, or tenant with the permission from a landowner, who makes or causes to be made the improvements associated with a subdivision or land development. The developer may also be the subdivider as defined herein.
DEVELOPMENT
Any man-made change to improved or unimproved real estate, including but not limited to the construction, reconstruction, renovation, repair, expansion, or alteration of buildings or other structures, the placement of mobile homes, streets, and other paving, utilities, filling, grading, excavation, mining, dredging, or drilling operations, the storage of equipment or materials, and the subdivision of land.[4]
[Amended 11-4-1996 by Ord. No. 96-7; 9-5-2017 by Ord. No. 2017-3]
DUPLEX
See "dwelling, dwelling unit."
DWELLING, DWELLING UNIT
A building or entirely self-contained portion thereof containing food preparation and bathroom facilities, for occupancy by only one family (including any domestic servants living or employed on the premises) with no enclosed space (other than vestibules, entrance or other hallways or porches) in common with any other dwelling unit. Dwellings may be classified as follows:
A. 
SINGLE-FAMILY DETACHEDA building having only one dwelling unit from ground to roof, independent outside access, and open space on all sides.
B. 
TWO-FAMILYA building containing two dwelling units (detached, semidetached, or attached), including but not limited to twin or duplex:
(1) 
TWINA building containing two dwelling units, separated by a party wall, each having independent outside access and open space on three sides.
(2) 
DUPLEXA building containing two dwelling units from ground to roof, each of which has independent outside access and open space on all sides.
C. 
MULTIFAMILYA building containing three or more dwelling units, including but not limited to four-family dwelling (fourplex, quadraplex), townhouse (single-family attached), and apartment buildings:
(1) 
FOUR-FAMILY DWELLING (FOURPLEX, QUADRAPLEX)A building containing four dwelling units, each of which has independent outside access, two nonparallel walls in common with adjacent dwelling units, and open space on two nonparallel sides.
(2) 
TOWNHOUSE (SINGLE-FAMILY ATTACHED)A building containing dwelling units separated by parallel party walls, each of which has only one dwelling unit from ground to roof, independent outside access, not more than two walls in common with adjoining units, and open space to the front and rear (internal units) or front, rear, and one side (end units).
(3) 
APARTMENTA building containing three or more dwelling units separated by party walls, and which may have more than one dwelling unit from ground to roof, common outside accesses, and hallways.
EASEMENT
A permanent right granted for limited use of private land, normally for a public purpose (e.g., utility, drainage, public access). The owner of the property shall have the right to make any other use of the land which is not inconsistent with the rights of the grantee.
EASEMENT, CONSERVATION
A legal agreement between a property owner and an appropriate conservation organization or governmental entity, through which the property owner establishes certain use restrictions over all or portions of the property for conservation purposes.[5]
ENGINEER
A professional engineer, registered in Pennsylvania.
ENLARGEMENT
An addition to the floor area of an existing building, an increase of size of another structure, or an increase in that portion of a lot occupied by an existing use.
EXISTING MANUFACTURED HOME PARK OR SUBDIVISION
A manufactured home park or subdivision for which the construction of facilities for servicing the lots on which the manufactured homes are to be affixed (including, at a minimum, the installation of utilities, the construction of streets, and either final site grading or the pouring of concrete pads) is completed before the effective date of the floodplain management regulations adopted by a community.
[Added 9-5-2017 by Ord. No. 2017-3]
EXPANSION TO EXISTING MANUFACTURED HOME PARK OR SUBDIVISION
The preparation of additional sites by the construction of facilities for servicing the lots on which the manufactured homes are to be affixed (including the installation of utilities, the construction of streets, and either final site grading or the pouring of concrete pads).
[Added 9-5-2017 by Ord. No. 2017-3]
FAMILY
A family is:
[Amended 9-18-1998 by Ord. No. 98-2; 3-3-2003 by Ord. No. 2003-2]
A. 
A single person occupying a dwelling unit;
B. 
Two or more individuals living together on a nontransient basis as a single housekeeping unit and doing their cooking on the premises, when said individuals are related by blood, marriage, or adoption, including foster children and including not more than two boarders, roomers, or lodgers;
C. 
A maximum of five children or adults requiring special care or supervision who are under the twenty-four-hour or full-time care of resident parents or persons acting in loco parentis (i.e., the occupants of a group home as defined in this chapter); or
D. 
Not more than three individuals not related living together as a single housekeeping unit and doing their cooking in one kitchen on the premises.
FAMILY DAY-CARE HOME
A single-family detached dwelling where day-care services are provided for as many as, but not more than, six individuals, none of whom need be a relative of the caregiver, in accordance with Pennsylvania Department of Public Welfare regulations.[6]
FENCE
Any freestanding and uninhabited structure consisting of wood, glass, metal, plastic, wire, wire mesh, or masonry, singly or in combination with other materials, 2 1/2 feet high or higher, erected to secure or divide one property from another or part of a property from a remaining part, to assure privacy, to protect the property so defined, or to enclose all or part of the property; a freestanding masonry wall is considered a fence.
FILL
Material, exclusive of structures, placed or deposited so as to form an embankment or raise the surface elevation of the land.
FLAG LOT
See the definition of "lot, interior" in this § 170-201.
[Added 3-3-2003 by Ord. No. 2003-2]
FLEXIBLE DEVELOPMENT
An area of land, controlled by a landowner, to be developed as a single entity for a number of dwelling units, the development plan for which does not correspond in lot size, bulk or type of dwelling, density, lot coverage, and required open space to the regulations established in any one residential district created, from time to time, under the provisions of this chapter.
FLOOD
A general and temporary inundation of normally dry land from the overflow of streams, rivers, or other waters.
FLOOD FRINGE
That portion of the floodplain outside the floodway.
FLOOD INSURANCE RATE MAP (FIRM)
The official map on which the Federal Emergency Management Agency has delineated both the areas of special flood hazards and the risk premium zones applicable to the community.
[Added 9-5-2017 by Ord. No. 2017-3]
FLOOD INSURANCE STUDY (FIS)
The official report provided by the Federal Emergency Management Agency that includes flood profiles, the Flood Insurance Rate Map, the Flood Boundary and Floodway Map, and the water surface elevation of the base flood.
[Added 9-5-2017 by Ord. No. 2017-3]
FLOOD, ONE-HUNDRED-YEAR
The highest level of flooding that, on the average, is likely to occur every 100 years, i.e., that has a one-percent chance of occurring each year, as delineated by maps and related materials developed by the Federal Emergency Management Agency for the National Flood Insurance Program.
FLOODPLAIN
A relatively flat or low land area adjoining a river, stream, or watercourse which is subject to partial or complete inundation; an area subject to the unusual and rapid accumulation or runoff of surface waters from any source.
FLOODPLAIN REGULATIONS
Standards set forth under § 170-401 to minimize the hazards and damage resulting from flooding.
[Added 9-5-2017 by Ord. No. 2017-3]
FLOODPROOFING
Any combination of structural and nonstructural additions, changes, or adjustments to properties and structures which reduces or eliminates flood damage to real estate or improved real property, lands, water and sanitary facilities, structures, and contents of buildings.
[Amended 9-5-2017 by Ord. No. 2017-3]
FLOODWAY
The channel of a river or other watercourse and the adjacent land areas that must be reserved in order to discharge the base flood without cumulatively increasing the water surface elevation more than one foot.
[Added 9-5-2017 by Ord. No. 2017-3]
FLOOR AREA
The sum of the area of the several floors of a building or buildings measured from the face of the exterior walls or from center lines of walls separating two buildings. In particular, floor area includes, but is not limited to, the following:
A. 
Basement space, as defined herein.
B. 
Elevator shafts, stairwells, and attic space (whether or not a floor has been laid) providing structural headroom of eight feet or more.
C. 
Roofed terraces, exterior balconies, breezeways, or porches, provided that over 50% of the perimeter of these is enclosed.
D. 
Any other floor space used for dwelling purposes, no matter where located within the building.
E. 
Accessory buildings, excluding space used for off-street parking or for loading berths.
F. 
Any other floor space not specifically excluded, but excluding space used for air-conditioning machinery or cooling towers and similar mechanical equipment serving the building and cellar space.
FLOOR AREA RATIO (FAR)
The ratio of the total building floor area to the lot area. For example, on a one-hundred thousand-square-foot lot, with a maximum floor area ratio of 0.4:1.0, the maximum total building floor area shall be 40,000 square feet, therefore allowing two stories of 20,000 square feet each. Space used for vehicle parking that is in a basement level shall not be counted towards the floor area when determining the floor area ratio.
[Amended 10-15-2001 by Ord. No. 2001-7]
FOOTCANDLE
The illumination on a surface one square foot in area on which there is a uniformly distributed flux of one lumen, or the illumination produced on a surface, all points of which are at a distance of one foot from a directionally uniform point source of one candela.
FORESTRY
The management of forests and timberlands when practiced in accordance with accepted silvicultural practices, through developing, cultivating, harvesting, transporting and selling trees for commercial purposes, which does not involve any land development. Forestry specifically does not include clear-cutting.
[Added 3-3-2003 by Ord. No. 2003-2]
FOURPLEX
See "dwelling, dwelling unit."
GARAGE, PRIVATE
An accessory building or part of a principal building used for the storage of motor vehicles owned and used by the owner or tenant of the premises, and for the storage of not more than two motor vehicles owned and used by persons other than the owner or tenants of the premises.
GARDEN SHED
An accessory structure, not greater than 250 square feet, for the storage of garden or lawn equipment, or used as a workshop.
GEOTHERMAL ENERGY SYSTEM
An energy generating system that uses the Earth's thermal properties, in conjunction with electricity, to provide for the heating and cooling of buildings.
[Added 2-17-2015 by Ord. No. 2015-3]
GOLF COURSE
A tract of land for playing golf, improved with tees, greens, fairway, and hazards, and which may include clubhouse and shelters.
GROSS AREA
The total area of a lot or tract as described in the deed of record for the lot or tract and lying within existing property lines prior to subdivision or land development.
GROSS LEASABLE AREA
The total floor area of any building or structure in which some or all spaces are leased.
GROUP HOME
A residential facility used as living quarters by a maximum of five unrelated persons, consisting of children or adults requiring special care and their attending supervisors. A group home is specifically designed to create a single-family residential setting. The individuals requiring special care must be deemed permanent residents and their supervisors must provide twenty-four-hour or full-time equivalent coverage of the facility. A group home in a residential district shall not be used for meetings of staff who are not on duty.
[Amended 9-8-1998 by Ord. No. 98-2; 3-3-2003 by Ord. No. 2003-2]
HEIGHT, BUILDING
A building's vertical measurement from the mean level of the ground surrounding the building to the highest point of the roof, provided that chimneys, spires, towers, elevator and other unoccupied utility penthouses, tanks, and similar projections shall not be included in calculating the height.[7]
HEIGHT, SIGN
The vertical distance as measured:
A. 
From ground level to the highest point on the sign itself and/or its supporting structure.
B. 
Along the face of the sign or its supporting frame from lowest point to highest.
HISTORIC RESOURCE(S)
Within the context of this chapter, all buildings, sites, structures, objects and districts identified on the Westtown Township Historic Resources Map.
[Added 3-7-2016 by Ord. No. 2016-2]
HISTORIC RESOURCES MAP
A map adopted as part of this chapter showing historic properties and their respective classifications and maintained by the Westtown Township Historical Commission.
[Added 3-7-2016 by Ord. No. 2016-2]
HISTORIC STRUCTURE
[Amended 11-4-1996 by Ord. No. 96-17]
Any structure that is:
A. 
Listed individually in the National Register of Historic Places (a listing maintained by the Department of the Interior) or preliminarily determined by the Secretary of the Interior as meeting the requirements for individual listing on the National Register;
B. 
Certified or preliminarily determined by the Secretary of the Interior as contributing to the historical significance of a registered historic district or a district preliminarily determined by the Secretary to qualify as a registered historic district;
C. 
Individually listed on a state inventory of historic places under a Commonwealth of Pennsylvania historic preservation program which has been approved by the Secretary of the Interior; or
D. 
Individually listed on a Township inventory of historic places under a historic preservation program that has been certified either:
(1) 
By an approved state program as determined by the Secretary of the Interior; or
(2) 
Directly by the Secretary of the Interior in states without approved programs.
HOME OCCUPATION
An accessory use constituting entirely or partly the livelihood of person(s) living in a dwelling unit, when in compliance with the terms of § 170-1605 of this chapter. Home occupations are divided into major and minor categories as defined in § 170-1605.
[Amended 9-15-1997]
HORSE BARN
A building, or a portion of a building, used for the shelter of horses belonging to the landowner or tenant residing on the property.
HOTEL or MOTEL
A building or buildings including rooms rented out to persons as transient and temporary living quarters. Any such use that customarily involves the housing of persons for periods of time longer than 30 days shall be considered a boardinghouse and shall meet the requirements of that use.
[Added 3-3-2003 by Ord. No. 2003-2]
IMPERVIOUS COVERAGE
The ratio of the total impervious surface area on a lot to the total lot area on which it is located.
IMPERVIOUS SURFACE
Area covered by roofs, paving and other man-made materials that have a coefficient of runoff of 0.8 or greater. For the purposes of determining compliance with this chapter, stone surfaces routinely used for vehicle parking and movement shall be considered impervious.
[Amended 3-3-2003 by Ord. No. 2003-2]
INSTITUTIONAL USE
A cultural, educational, recreational, therapeutic, rehabilitative or similar lawful use, including, but not limited to, properties with six or more unrelated persons in residence and, where necessary to serve such use, twenty-four-hour or full-time equivalent professional supervision. The term "institutional use" shall not include a religious use, primary or secondary school, day-care center, or residential care facility for senior citizens.
[Amended 9-8-1998 by Ord. No. 98-2; 3-3-2003 by Ord. No. 2003-2; 5-2-2005 by Ord. No. 2005-4]
INTEGRATED TOWNHOUSE DEVELOPMENT
A development containing townhouses which includes parking areas and internal drives, and in which a designated portion of the tract is set aside as open space.
JUNKYARD
An area of land, with or without buildings, which is used for the storage, outside a completely enclosed building, of used and discarded materials, including but not limited to: waste paper, rags, metal, building materials, house furnishings, machinery, vehicles, or parts thereof, with or without the dismantling, processing, salvage, sale, or other use or disposition of the same. The deposit or storage on a lot of two or more unlicensed, wrecked, or disabled vehicles, or the major parts thereof, shall be deemed a junkyard.
KENNEL
Any building, structure, enclosure, or premises where four or more dogs or cats, six months of age or older, are kept for commercial boarding, pet day care, breeding, sales and/or sporting purposes.
[Amended 4-4-2022 by Ord. No. 2022-03]
LABORATORY
A building or group of buildings in which are located the facilities for scientific research, investigation, testing, and experimentation, but not including the manufacture of products for sale, except as an accessory use.
LAKE or POND
A natural body of water, containing a permanent pool of water a minimum of six feet in depth, with side slopes which must be steeper than 10:1. A lake or pond may be utilized for stormwater management purposes.
LAND DEVELOPMENT
Any of the following activities:
A. 
The improvement of one lot or two or more contiguous lots, tracts, or parcels of land for any purpose involving:
(1) 
A group of two or more residential or nonresidential buildings, whether proposed initially or cumulatively, or a single nonresidential building on a lot or lots regardless of the number of occupants or tenure; or
(2) 
The division or allocation of land or space, whether initially or cumulatively, between or among two or more existing or prospective occupants by means of, or for the purpose of, streets, common areas, leaseholds, condominiums, building groups, or other features.
B. 
A subdivision of land. Those activities described in Section 503(1.1) of the Act [53 P.S. § 10503(1.1)] shall not be considered land developments for purposes of this chapter.
LIVESTOCK
The horses, cattle, sheep, and other useful animals kept or raised on an agricultural property or on any property meeting the provisions of this chapter.
LOT
A parcel of land, undivided by any street or dedicated future street right-of-way. Such parcel shall be separately described by metes and bounds, the description of which is recorded in the office of the Recorder of Deeds of Chester County by deed description or is described by an approved subdivision plan recorded in the office of the Recorder of Deeds of Chester County.
LOT AREA
The acreage contained within the property lines of a lot, as defined in the deed or as shown on an approved subdivision plan. For purposes of compliance with minimum lot area requirements, the following shall be excluded:
[Amended 3-3-2003 by Ord. No. 2003-2]
A. 
Any area used for gas, oil, natural gas, electric, water, or communications transmission facilities, whether below or above ground, that do not serve the lot or lots traversed.
B. 
Any area within a street or other transportation right-of-way, existing or proposed.
C. 
Any area within a permanent drainage easement.
LOT, CORNER
A lot at the junction of and abutting two or more intersecting streets, where the interior angle of intersection does not exceed 135°. A lot abutting a curved street shall be deemed a corner lot if the tangents to the curve at the points of intersection of the lot lines with the street intersect at an interior angle of less than 135°. Each yard abutting a street shall be considered a front yard. On a corner lot, any yard not considered a front yard shall be regulated as a side yard. Corner lots shall be subject to the provisions of § 170-1502H.
[Amended 3-3-2003 by Ord. No. 2003-2; 5-2-2005 by Ord. No. 2005-4]
LOT, INTERIOR
A lot which does not meet the minimum lot width requirement as measured at the minimum building setback line. This term may include a lot that has a narrow portion of the lot connecting the street right-of-way with the wider portion of the lot.
[Amended 3-3-2003 by Ord. No. 2003-2]
LOT LINE
A property boundary line of any lot held in single and separate ownership, except that, in the case of any lot abutting a street, the lot line for such portion of the lot as abuts such street shall be deemed to be the same as the street line, and shall not be the center line of the street, or any other line within the street line even though such may be the property boundary line.
LOT LINE, FRONT
The lot line abutting any street and coinciding with any street line. In the case of a corner lot, each of the two (or more) street-abutting lot lines shall be considered a front lot line. In the case of an interior lot, the front lot line shall be the line most parallel and closest to the street line at the end of the access strip; all other lines shall be side or rear lot lines.
LOT LINE, REAR
A lot line opposite and most distant from the front lot line; if the rear lot line is less than 10 feet in length, or if the lot forms a point at the rear, the rear lot line shall be deemed to be a line 10 feet in length within the lot, parallel to and at the maximum distance from the front lot line. In the case of a corner lot, any lot line that is neither a front lot line nor a side lot line.
LOT LINE, SIDE
Any lot line not a front or rear lot line; in the case of a corner lot, any lot line that intersects a front lot line shall be considered a side lot line.
LOT, REVERSE FRONTAGE
A lot extending between and having frontage on an arterial or collector street and a local street, with vehicular access solely from the local street.
LOT WIDTH
The distance in feet between the side lot lines, measured at the street line or along a line parallel to the street line at the building setback line.
LOT WIDTH AT BUILDING SETBACK LINE
The distance between the side lot lines measured at the minimum building setback line, as opposed to the proposed building setback line.
[Added 3-3-2003 by Ord. No. 2003-2]
LOT WIDTH AT THE STREET LINE
The distance in feet between the side lot lines measured along the street line.
[Added 3-3-2003 by Ord. No. 2003-2]
LOWEST FLOOR
The lowest floor of the lowest enclosed area (including basement). An unfinished or flood-resistant enclosure, usable solely for parking of vehicles, building access or storage in an area other than a basement area is not considered a building's lowest floor, provided that such enclosure is not built so as to render the structure in violation of the applicable nonelevation design requirements of the National Flood Insurance Program (Regulations for Floodplain Management and Flood Hazard Identification), Federal Emergency Management Agency, and this chapter.
[Amended 9-5-2017 by Ord. No. 2017-3]
MALT
Germinated grain including, but not limited to, barley, wheat, and rye.
[Added 9-6-2016 by Ord. No. 2016-5]
MALT PRODUCTION
An agricultural use that produces malt and malt products such as food and beverages that contain malt.
[Added 9-6-2016 by Ord. No. 2016-5]
MALT TASTING ROOM
A designated area on an agriculturally zoned property for the retail sale and consumption of malt and malt products.
[Added 9-6-2016 by Ord. No. 2016-5]
MANUFACTURED HOME PARK OR SUBDIVISION
A parcel (or contiguous parcels) of land divided into two or more manufactured home lots for rent only (park) or for rent or sale (subdivision).
MANURE DIGESTER
A facility designed to use anaerobic digestion processes to convert livestock and poultry manure into biogas, which is generally burned on-site to produce electricity, heat, and water, as well as to manage livestock and poultry manure. Manure digesters may include "co-digestion" in which the livestock and poultry manure may be mixed with other organic materials. Types of manure digesters include covered anaerobic lagoons, plug-flow, and/or complete mix (or continually stirred tank reactor), along with other appurtenant sites, structures and buildings, electrical infrastructure, transmission lines and other appurtenant structures and facilities.
[Added 2-17-2015 by Ord. No. 2015-3]
MEDICAL SERVICES
A type of personal service dedicated to health care and healing, including related support facilities. Such uses include, but are not necessarily limited to, offices of medical professionals (e.g., medical doctors and specialists, dentists, orthodontists, psychologists, psychiatrists, ophthalmologists, optometrists, chiropractors), clinics, facilities for physical therapy and rehabilitation, medical testing centers, and medical laboratories.
[Added 7-16-2018 by Ord. No. 2018-01]
MEMBERS OF THE SAME FAMILY
Any individual, such individual's brothers and sisters, the brothers and sisters of such individual's parents and grandparents, the ancestor and lineal decedents of any of the foregoing, a spouse of any of the foregoing and the estate of any of the foregoing. Individuals related by the half blood or legal adoption shall be treated as if they were related by the whole blood.
[Added 5-6-2019 by Ord. No. 2019-02]
MICRO-TURBINE PANELS
Panels with rotors with a diameter of one foot or less, meant for areas with low-to-moderate wind speeds.
[Added 2-17-2015 by Ord. No. 2015-3]
MICROWAVE ANTENNA FOR SATELLITE COMMUNICATION
A parabolic ground-based or roof-mounted reflector, together with its pedestal and any other attachments and parts thereof, commonly referred to as a dish-shaped antenna, used or intended to receive radio or electromagnetic waves from an overhead satellite.
MINOR REPAIR
The replacement of existing work with equivalent materials for the purpose of its routine maintenance and upkeep, but not including the cutting away of any wall, partition or portion thereof, the removal or cutting of any structural beam or bearing support, or the removal or change of any required means of egress, or rearrangement of parts of a structure affecting the exitway requirements; nor shall minor repairs include addition to, alteration of, replacement or relocation of any standpipe, water supply, sewer, drainage, drain leader, gas, soil, waste, vent or similar piping, electric wiring, or mechanical or other work affecting public health or general safety.
MOBILE HOME/MANUFACTURED HOME
A transportable, single-family dwelling, intended for permanent occupancy contained in one unit, or in two or more units designed to be joined into one integral unit which arrives at a site complete and ready for occupancy except for minor and incidental unpacking and assembly operations, and constructed so that it may be used without a permanent foundation, including any addition or accessory structure, such as porches, sheds, decks, or additional rooms. All mobile homes shall meet construction standards set by the U.S. Department of Housing and Urban Development. For floodplain management purposes, the term "mobile home" includes "manufactured home," and also includes "park trailer," "travel trailer," and other similar vehicles placed on a site for greater than 180 consecutive days. Outside of the Special Flood Hazard Area, this term shall not apply to a modular dwelling unit that meets the International Building Code and which is supported by a perimeter foundation.
[Amended 3-3-2003 by Ord. No. 2003-2; 9-5-2017 by Ord. No. 2017-3]
MOBILE/MANUFACTURED HOME PARK
A lot occupied by two or more mobile homes, which may include the lease of mobile/manufactured homes and/or spaces for mobile/manufactured homes on the lot to individual households. For the purposes of this chapter, the terms mobile home park and manufactured home park shall have the same meaning, and the terms mobile home and manufactured home shall have the same meaning.
[Amended 3-3-2003 by Ord. No. 2003-2]
MODULAR DWELLING UNIT
A generally standard construction dwelling unit, in which some or all of the structural, skin, or service units (kitchen, baths) are manufactured off-site by factory methodology, transported to the site, and tied in and erected on foundation and prepared on-site. The term includes module, pre-fab, factory-built, panel-built, etc. This term shall include a dwelling unit that meets the International Construction Code or its successor code and which is supported by a perimeter foundation.[8]
[Amended 3-3-2003 by Ord. No. 2003-2]
MOTEL
A building, or a group of two or more detached or semidetached buildings, containing rooms having entrances provided directly or closely in connection with automobile parking or storage space serving such rooms, which building or group of buildings is designed, intended, or used principally to provide sleeping accommodations for travelers, and is suitable for occupancy at all seasons of the year.
NEW CONSTRUCTION
Structures for which the start of construction commenced on or after effective start date of this floodplain management regulation, and includes any subsequent improvements to such structures. For floodplain management purposes, new construction means structures for which the start of construction commenced on or after the effective start date of this floodplain management regulation and includes any subsequent improvements to such structures. Any construction started after June 1, 1977, and before the effective start date of this floodplain management regulation is subject to the ordinance in effect at the time the permit was issued, provided the start of construction was within 180 days of permit issuance.
[Amended 11-4-1996 by Ord. No. 96-17; 9-5-2017 by Ord. No. 2017-3]
NEW MANUFACTURED HOME PARK OR SUBDIVISION
A manufactured home park or subdivision for which the construction of facilities for servicing the lots on which the manufactured homes are to be affixed (including at a minimum, the installation of utilities, the construction of streets, and either final site grading or the pouring of concrete pads) is completed on or after the effective date of floodplain management regulations adopted by a community.
[Added 9-5-2017 by Ord. No. 2017-3]
NONCONFORMING
A building or other structure, use, lot, or sign which, by reason of design, size, or use, does not conform with the requirements of the district or districts in which it is located, or with other applicable provisions of this chapter. However, no existing use shall be deemed nonconforming solely because of either of the following: the existence of less than the required off-street parking or loading conditions; or the existence of less than the required compliance with the general and supplemental regulations of this chapter, other than those regarding signs.[9]
NOXIOUS VEGETATION
Plant material that is undesirable or offensive due to unsightliness, threats to health, or prolific and uncontrollable growth. For purposes of this chapter, noxious vegetation shall include, but not be limited to, ragweed, multiflora rose, Canada thistle, Japanese honeysuckle, and Oriental bittersweet.
NURSING HOME
A facility, generally operated for compensation, which provides lodging, board, and nursing care to sick, invalid, infirm, disabled, or convalescent persons.
OBSTRUCTION
Any wall, dam, wharf, embankment, levee, dike, pile, abutment, projection, excavation, channel, rectification, culvert, building, fence, stockpile, refuse, fill, structure, or matter in, along, across, or projecting into any channel, watercourse, or flood-prone area, which may impede, retard, or change the direction of the flow of water either in itself or by catching or collecting debris carried by such water, or which is placed where the flow of the water might carry the same downstream to the damage of life and property.
OCCUPIED STRUCTURE
Any structure occupied or intended to be occupied as a residence or place of work or other regular human activity, including such structures which are temporarily vacant. Structures used principally for storage, or otherwise not frequented by humans more than occasionally and for brief periods of time, shall not be considered occupied.
[Added 2-17-2015 by Ord. No. 2015-3]
OFF-SITE SEWER SERVICE
The disposal of sewage beyond the confines of the lot or tract, by use of a sanitary sewer system served by a central sewage treatment facility approved by all governmental agencies having jurisdiction over such matters.
OFF-SITE WATER SERVICE
A safe, adequate, and healthful supply of water to more than one user from a common source, located beyond the confines of the lot or tract, approved by all governmental agencies having jurisdiction over such matters.
ONE-HUNDRED YEAR FLOOD
See "flood, one-hundred year."
ON-SITE SEWER SERVICE
The disposal of sewage by use of individual or community cesspools, septic tanks, tile disposal fields, land application systems, or other safe and healthful means within the confines of the lot or tract on which the use is located, when approved by all governmental agencies having jurisdiction over such matters.
ON-SITE WATER SERVICE
A safe, adequate, and healthful supply of water to a single user or tract from a private well, located within the confines of the lot or tract, which is approved by all governmental agencies having jurisdiction over such matters.
OPEN-LOOP GEOTHERMAL SYSTEM
A type of geothermal heating and/or cooling system that utilizes a water supply, well, or other source, and a pump to deliver groundwater to a heat exchanger. The discharge water from the heat exchanger may be returned to the subsurface through a recharge well or infiltration bed, or may be discharged into a pond, lake, or stream.
[Added 2-17-2015 by Ord. No. 2015-3]
OPEN SPACE, COMMON
Area or areas of land and/or water, substantially free of structures and paved areas, permanently restricted for common enjoyment and recreational use by residents of a development and possibly the general public, including agricultural activities as permitted herein, but not including individually owned private yards.
OPEN SPACE, USABLE
An area of common open space within a residential development that is suitable, in terms of location, land characteristics, size, etc., for active recreation.
OUTDOOR HYDRONIC HEATER
See "outdoor wood-fired boiler."
[Added 2-17-2015 by Ord. No. 2015-3]
OUTDOOR WOOD-FIRED BOILER (OWB)
A fuel-burning device in which all of the following applies:
[Added 2-17-2015 by Ord. No. 2015-3]
A. 
It is designed to burn, or is capable of burning, one or more of the following allowed fuels:
(1) 
Clean wood;
(2) 
Wood pellets made from clean wood;
(3) 
Home heating oil, natural gas or propane that:
(a) 
Complies with all applicable sulfur limits;
(b) 
Is used as a starter or supplemental fuel for dual-fired outdoor wood-fired boilers.
(4) 
Other fuel approved, in writing, by the Pennsylvania Department of Environmental Protection (DEP).
B. 
Has a rated thermal output of less than 350,000 Btu per hour.
C. 
The manufacturer designs or specifies the device for outdoor installation or installation in structures not normally intended for habitation by humans or domestic animals, including structures like garages and sheds.
D. 
Heats building space or a fluid, or both, through the distribution, typically through pipes, of a fluid heated in the device, typically water or a mixture of water and approved, nontoxic antifreeze.
OVERLAY
A special use district, either graphically depicted on the Zoning Map or described by meets and bounds, whose uses, conditional or by right, are permitted in the base zoning district.
PA DEP
Pennsylvania Department of Environmental Protection or its successor agency.
[Added 3-3-2003 by Ord. No. 2003-2]
PARKING SPACE
A space located off the public right-of-way, designed and designated for parking a motor vehicle.
PIPELINE
As defined by 49 CFR 195.2 and 192.3.
[Added 7-17-2017 by Ord. No. 2017-2]
PLANNING COMMISSION
The Planning Commission of Westtown Township.
PRINCIPALLY ABOVEGROUND
Where at least 51% of the actual cash value of a structure, less land value, is above ground.
PROFESSIONAL OFFICE
Offices where services are provided that require specialized training or professional certification and where no goods or merchandise are sold or exchanged, except for those directly related to the service provided, including but not limited to accountant, appraiser, attorney, architect, financial planner, landscape architect and engineer, but excluding medical uses.
[Added 11-7-2016 by Ord. No. 2016-6; amended 4-4-2022 by Ord. No. 2022-03]
PUBLIC NOTICE
Notice published once each week for two successive weeks in a newspaper of general circulation in the Township. Such notice shall state the time and place of any hearing or meeting and the particular nature of the matter to be considered at the hearing or meeting. The first publication shall not be more than 30 days and the second publication shall not be less than seven days prior to the date of the hearing or meeting.
QUADRAPLEX
See "dwelling, dwelling unit."
RECREATION, ACTIVE
Those recreational pursuits which require physical alteration to the area in which they are performed. Such areas are intensively used and include, but are not limited to, playgrounds, ball courts, golf courses, and swimming pools.
RECREATIONAL VEHICLE
A vehicle which is:
[Added 10-16-2006 by Ord. No. 2006-3]
A. 
Built on a single chassis;
B. 
not more than 400 square feet, measured at the largest horizontal projections;
C. 
Designed to be self-propelled or permanently towable by a light-duty truck;
D. 
Not designed for use as a permanent dwelling but as temporary living quarters for recreational, camping, travel or seasonal use.
RECREATION, PASSIVE
Recreational pursuits which can be carried out with little alteration or disruption in the area in which they are performed. Such uses include, but are not limited to, hiking, biking, and picnicking.
RECYCLING DROPOFF/COLLECTION CENTER
A facility established and/or operated by Westtown Township, by Chester County, or by a nonprofit or citizens' organization for the collection and/or processing of recyclable materials such as glass, paper, aluminum, or plastic; such facility may accept recyclables by donation, redemption, or purchase, and may separate or process such materials for reuse or for sale as raw material for use in the manufacture of a new product.
REFORESTATION
The restocking of an area with forest trees, including natural regeneration as well as tree planting.
REGULATORY FLOOD ELEVATION
The base flood elevation (BFE) or estimated flood height as determined using simplified methods plus a freeboard safety factor of 1 1/2 feet. The freeboard safety factor also applies to utilities and ductwork.[10]
[Added 9-5-2017 by Ord. No. 2017-3]
RELATED or RELATIVE
Persons who are related by blood, marriage, adoption or formal foster relationship to result in one of the following relationships: spouse, brother, sister, parent, child, grandparent, great grandparent, grandchild, great grandchild, uncle, aunt, niece, nephew, sister-in-law, brother-in-law, parent-in-law or cousin.
[Added 3-3-2003 by Ord. No. 2003-2]
RELIGIOUS USE
A building and surrounding land used primarily for religious and/or spiritual worship by a group of 10 or more persons at a time and that is operated for nonprofit and noncommercial purposes. The only residential use that may occur on the same lot as a religious use shall be a maximum of two dwelling units. A religious use shall include, but not be limited to, a church, synagogue, temple or mosque. A religious use may include customary accessory uses.
[Amended 3-3-2003 by Ord. No. 2003-2]
RENEWABLE ENERGY SYSTEM
An energy system which makes use of recurring natural resources or byproducts to produce energy without consuming nonrenewable resources or causing significant disturbance to natural systems. Renewable energy systems include, but are not limited to, geothermal, solar, and wind energy systems, as well as manure digesters and outdoor wood-fired boilers (OWBs). Such systems are usually independent of the primary utility supplied energy system but may be connected thereto.
[Added 2-17-2015 by Ord. No. 2015-3]
RIDING ACADEMY
An establishment where horses are boarded and cared for and where instruction in riding, jumping, and showing is offered and the general public may, for a fee, hire horses for riding.
RIGHT-OF-WAY
A strip of land acquired by reservation, dedication, prescription, or condemnation, and intended to be occupied or occupied by a road, crosswalk, railroad, electric transmission lines, oil or gas pipeline, water line, sanitary or storm sewer, and other similar uses; generally, the right of one to pass over the property of another.
A. 
EXISTING RIGHT-OF-WAYThe legal road right-of-way as established by the commonwealth or other appropriate governing authority and currently in existence.
B. 
FUTURE RIGHT-OF-WAYThe right-of-way deemed necessary to provide adequate width in this chapter and Chapter 149, Subdivision and Land Development, for future circulation improvements. The future right-of-way shall be measured equal distance from the center line of the existing cartway.
C. 
CARTWAYThe paved area of a road right-of-way, including width intended for vehicular movement and on-street parking, but not including shoulders.
SCHOOL
An educational use, including college; public, private, or parochial elementary or secondary school; or other educational institution for academic instruction, but not including a business or trade school, dance studio, or similar use.
SCHOOL, PRIMARY OR SECONDARY
An educational institution licensed by the State Department of Education that primarily provides education between the grades of Kindergarten and 12th grade.
[Added 3-3-2003 by Ord. No. 2003-2]
SCREEN
See "buffer."
SECTION
A geographical area or portion of a tract that is proposed for flexible development and which is to be developed in accordance with a timetable for development that is included as part of the applicant's development plan.
SELECTIVE CUTTING
The felling of certain, but not all, trees in an area for the purposes of removing dead, diseased, damaged, mature, or marketable timber; improving the quality of a tree stand or species; or meeting personal domestic needs.
SETBACK LINE
See "building setback line."
SIGN
Any name, nameplate, poster, panel, display, illustration, structure, or device used for visual communication which is affixed, painted, or represented directly or indirectly upon a building or other outdoor surface for the purpose of bringing the subject thereof to the attention of the public or advertising a business, commodity, service, or product or for identifying a business structure or use of land.
SINGLE AND SEPARATE OWNERSHIP
The ownership of property by any person, which ownership is separate and distinct from that of any adjoining property.
SOLAR ENERGY
Energy which has been converted, through the use of a solar energy system, from sunlight into usable electricity or to heat air, water, or other fluids for use in hot water or space heating, or other applications.
[Added 2-17-2015 by Ord. No. 2015-3]
SOLAR ENERGY SYSTEM
An energy conversion system, including appurtenances, which converts solar energy to a usable form of energy to meet all or part of the energy or heating requirements of the on-site user, or which is to be sold to a utility company to be used by others, or sold directly to other users. Particular types of solar energy systems include, but are not limited to:
[Added 2-17-2015 by Ord. No. 2015-3]
A. 
Photovoltaic (PV) collectors, which convert solar energy into electricity;
B. 
Solar thermal collectors, which are designed to use solar energy to heat air, water, or other fluids for use in hot water or space heating, or other applications.
SPECIAL FLOOD HAZARD AREA (SFHA)
An area in the floodplain subject to a one-percent or greater chance of flooding in any given year. It is shown on the FIRM as Zone A, AO, A1-A30, AE, A99, or, AH.
[Added 9-5-2017 by Ord. No. 2017-3]
STACK
Any vertical structure enclosing a flue or flues that carry off smoke or exhaust from a furnace or other fuel-burning device, especially that part of a structure extending above a roof.
[Added 2-17-2015 by Ord. No. 2015-3]
STAGE
One or more sections on which an applicant proposes to commence development at the same time, as part of a timetable for development over a period of years.
START OF CONSTRUCTION
[Amended 9-5-2017 by Ord. No. 2017-3]
A. 
The date of issuance of a building permit, provided that the actual start of construction, repair, reconstruction, placement, or other improvement was within 90 days of the permit date. The "actual start" means either the first placement of permanent construction of a structure on a site, such as the pouring of slab or footings, the installation of piles, the construction of columns, or any work beyond the state of excavation; or the placement of a manufactured home on a foundation. Permanent construction does not include land preparation, such as clearing, grading, and filling; nor does it include the installation of streets and/or walkways; nor does it include the installation on the property of accessory buildings, such as garages or sheds not occupied as dwelling units or not part of the main structure.
B. 
For floodplain management purposes, start of construction includes substantial improvement and other proposed new development and means the date the permit was issued, provided the actual start of construction, repair, reconstruction, rehabilitation, addition, placement, or other improvement was within 180 days after the date of the permit and shall be completed within 12 months after the date of issuance of the permit unless a time extension is granted, in writing, by the floodplain administrator. The actual start means either the first placement of permanent construction of a structure on a site, such as the pouring of slab or footings, the installation of piles, the construction of columns, or any work beyond the stage of excavation; or the placement of a manufactured home on a foundation. Permanent construction does not include land preparation, such as clearing, grading, and filling; nor does it include the installation of streets and walkways; nor does it include excavation for a basement, footings, piers, or foundations or the erection of temporary forms; nor does it include the installation on the property of accessory buildings, such as garages or sheds not occupied as dwelling units or not part of the main structure. For a substantial improvement, the actual start of construction means the first alteration of any wall, ceiling, floor, or other structural part of a building, whether or not that alteration affects the external dimensions of the building.[11]
STORMWATER MANAGEMENT BASIN
A man-made, relatively shallow depression installed for the purpose of collecting and controlling the flow of stormwater runoff. Such basins shall be designed for one-hundred-year storm volumes and rates, and shall have side slopes no greater than 3:1.
STORY
That portion of a building comprised between the surface of any floor and the surface of any floor or roof next above, exclusive of any basement or cellar.
STREET
A right-of-way intended for general public use to provide means of approach for vehicles and pedestrians. The word "street" includes the words "road," "highway," "thoroughfare," and "way." Streets shall be further classified as:
A. 
ARTERIALA street serving the heaviest volumes of traffic (comparatively high-speed and long-distance) in the Township, including all facilities classified as main and secondary highways by the Pennsylvania Department of Transportation; providing the highest degree of vehicular mobility; and/or involving controls on access.
B. 
COLLECTORA street designed and located to provide means of access to traffic off local streets and to provide access for through traffic between residential neighborhoods and districts within the Township to major streets and/or a street used for access to nonresidential properties, i.e., commercial, industrial, professional, etc.
C. 
LOCALA street intended to serve and provide access to the properties abutting thereon and not connecting with other streets in such a manner as to encourage through traffic.
D. 
SERVICE (ALLEY)A minor right-of-way providing secondary vehicular access to the side or rear of two or more properties.
[Amended 12-5-1994 by Ord. No. 94-6]
STREET LINE
The dividing line between the street and the lot. The street line shall be the same as the future right-of-way line as defined by this chapter and Chapter 149, Subdivision and Land Development.
STRUCTURE
Any form or arrangement of building materials involving the necessity of providing proper support, bracing, anchorage or other protection. Such arrangement shall have a permanently fixed location in or on the ground. Structures include, but are not limited to, primary and accessory buildings, open sheds and similar enclosures with less than four walls and/or a roof, signs, fences or walls over six feet in height, detached aerials and antennas, decks, porches, platforms, recreational courts, swimming pools, tents, tanks, and towers. For floodplain management purposes, a structure is defined as a walled and roofed building, including a gas or liquid storage tank that is principally aboveground, as well as a manufactured home.
[Amended 9-5-2017 by Ord. No. 2017-3; 11-7-2022 by Ord. No. 2022-09]
STRUCTURAL UNIT
One or more buildings enclosed by continuous exterior walls and a continuous roof.
SUBDIVISION
See definition of "subdivision" in Chapter 149, Subdivision and Land Development.
[Amended 8-6-2001 by Ord. No. 2001-5]
SUBSTANTIAL DAMAGE
Damage of any origin sustained by a structure whereby the cost of restoring the structure to its before-damaged condition would equal or exceed 50% of the market value of the structure before the damage occurred.
[Amended 11-4-1996 by Ord. No. 96-17]
SUBSTANTIAL IMPROVEMENT
Any reconstruction, rehabilitation, addition, or other improvement of a structure, of which the cost equals or exceeds 50% of the market value of the structure before the start of construction of the improvement. This term includes structures which have incurred substantial damage or cumulative substantial damage regardless of the actual repair work performed. The term does not, however, include:
[Amended 9-5-2017 by Ord. No. 2017-3]
A. 
Any project for improvement of a structure to correct existing violations of state or local health, sanitary, or safety code specifications which have been identified by the local code enforcement official and which are the minimum necessary to assure safe living conditions.
B. 
Any alteration of a structure listed in the National Register of Historic Places or the Pennsylvania Inventory/Register of Historic Places.[12]
SURFACE LAND USES AFFILIATED WITH TRANSMISSION PIPELINES
Above-ground transmission pipeline facilities including, but not limited to, compressor stations, pumping stations, regulator stations, launcher/receiver stations, and other surface pipeline appurtenances.
[Added 7-17-2017 by Ord. No. 2017-2]
SWIMMING CLUB
A public or private recreational facility with a fee structure, comprised of a swimming pool or other water-filled enclosure permanently constructed and designed, used, and maintained for recreational swimming and bathing; included may be tennis courts or other recreational activities, snack bars, clubhouses, and shelter commonly associated with such facilities.
TOPSOIL
Natural and friable loam containing sufficient humus and nutrients to support plant growth.[13]
TOWNHOUSE
see "dwelling, dwelling unit.
TOWNSHIP
The Township of Westtown, Chester County, Pennsylvania.
TRACT
One or more lots assembled and presented as a single property for purposes of subdivision or land development.
TRACT AREA
The net acreage of a tract, contained within the property lines of the tract, calculated for purposes of establishing the maximum density or intensity of use on any tract proposed for subdivision or land development. Tract area shall be determined through compliance with the terms of § 170-1519 of this chapter.
TRANSMISSION PIPELINES
Transmission pipelines include, but are not limited to, pipelines designed for the transmission of a "gas" or "petroleum gas," except a "service line," as those terms are defined by 49 CFR 192.3; also included are pipelines designed for transmission of a "hazardous liquid," as defined by 49 CFR 195.2.
[Added 7-17-2017 by Ord. No. 2017-2]
TWIN
See "dwelling, dwelling unit."
USE
Any purpose for which a building or other structure or a tract of land may be designed, arranged, intended, maintained, or occupied; or any activity, occupation, business, or operation carried on or intended to be carried on in a building or other structure or on a tract of land.
VERTICAL AXIS TURBINE
See "wind energy system."
[Added 2-17-2015 by Ord. No. 2015-3]
VETERINARY CLINIC
A professional use operated by a doctor of veterinary medicine used for the diagnosis, care, and treatment of domesticated animals, including dogs, cats, rabbits, reptiles, and birds, which may include the provision for a medical laboratory and operating theater, and where the boarding of animals for medical reasons is incidental to the medical facility use. The overnight boarding of healthy animals shall be considered a kennel.
[Added 4-4-2022 by Ord. No. 2022-03]
VIEW
The relative ability to see a given object from a designated location. Views shall be further classified as:
A. 
UNOBSTRUCTEDThe ability to see most or all of the object; specifically, where more than 80% of the object is visible.
B. 
FILTEREDThe ability to see some of the object; specifically, where 20% to 80% of the object is visible.
C. 
HIDDENThe ability to see little or none of the object; specifically, where less than 20% of the object is visible.
VIOLATION
For floodplain management purposes, a violation means the failure of a structure or other development to be fully compliant with the community's floodplain management regulations. A structure or other development without the elevation certificate, other certifications, or other evidence of compliance required in 44 CFR § 60.3(b)(5), (c)(4), (c)(10), (d)(3), (e)(2), (e)(4), or (e)(5) is presumed to be in violation until such time as that documentation is provided.[14]
[Added 9-5-2017 by Ord. No. 2017-3]
WAREHOUSING
The temporary storage of goods and materials within a building, generally for subsequent distribution to other locations and not involving retail activities.
WATER TABLE
The upper surface of a zone of saturation except where that surface is formed by an impermeable body.[15]
WETLAND
Those areas inundated or saturated by surface or groundwater at a frequency and duration sufficient to support, and that under normal circumstances do support, a prevalence of vegetation typically adapted for life in saturated soil conditions; or as further defined and delineated by the United States Army Corps of Engineers, the United States Environmental Protection Agency, or the Pennsylvania Department of Environmental Protection.
WIND ENERGY SYSTEM
An energy conversion system, typically consisting of a wind turbine, a tower, blades and associated controls and appurtenances (including electrical infrastructure and transmission lines), that converts wind energy to a usable form of energy to meet all or part of the energy requirements of the on-site user, and/or which is to be sold to a utility company to be used by others, and/or sold directly to other users. Wind energy systems include windmills where the energy is used directly and not converted into electricity.
[Added 2-17-2015 by Ord. No. 2015-3]
WIND ENERGY SYSTEM HEIGHT
The distance measured from the ground surface of the wind energy system tower base to the highest point of the wind energy blade tip when extended upwards at 90° from the surface of the ground or any other higher point of the wind energy system.
WOODLAND
An ecosystem characterized by a more or less dense and extensive tree cover; more particularly, a plant community consisting predominantly of healthy trees and other woody vegetation, well-stocked and growing more or less closely together.
WOODLAND MANAGEMENT PLAN
A description, by means of text and map(s), of proposed actions involving the removal of trees from a tract of land. Such plan shall be prepared by a person(s) with demonstrable expertise in forest management, and shall document measures to be taken to protect water quality; to minimize impacts from skid trails and logging roads, landing areas, and the tree removal process; and to assure site restoration.
YARD
An open, unoccupied space on the same lot with a building or other structure or use.
YARD, FRONT
A yard extending the full width of the lot along the front lot line and extending in depth from the front lot line to the nearest point of any part of a structure on the lot. On a corner lot, the Zoning Officer shall have the authority to determine which yard is the front yard, based upon the predominate pattern in the area.
[Amended 3-3-2003 by Ord. No. 2003-2]
YARD, REAR
A yard extending the full width of the lot along the rear lot line and extending in depth from the rear lot line to the nearest point of any part of a structure on the lot.
YARD, SIDE
A yard extending the full depth of the lot along a side lot line and extending in width from such side lot line to the nearest point of any part of a structure on the lot.
ZONING HEARING BOARD
The Zoning Hearing Board of Westtown Township.
ZONING MAP
A map of Westtown Township indicating the location of boundaries for each zoning district.
ZONING OFFICER
The municipal officer charged with enforcing the literal terms of this chapter and the representative agent of the Zoning Hearing Board.
[1]
Editor's Note: The former definition of "antenna," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[2]
Editor's Note: The former definitions of "communication tower," as amended, and "co-location," which immediately followed this definition, were repealed 2-17-2015 by Ord. No. 2015-3 and 4-4-2022 by Ord. No. 2022-04, respectively.
[3]
Editor's Note: See 68 Pa.C.S.A. § 3101 et seq.
[4]
Editor's Note: The former definition of "distributed antenna systems (DAS)," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[5]
Editor's Note: The former definition of "emergency," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[6]
Editor's Note: The former definition of "FCC," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[7]
Editor's Note: The former definition of "height of a tower-based WCF," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[8]
Editor's Note: The former definition of "monopole," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[9]
Editor's Note: The former definition of "non-tower wireless communications facility (non-tower WCF)," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[10]
Editor's Note: The former definition of "related equipment," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[11]
Editor's Note: The former definition of "stealth technology," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[12]
Editor's Note: The former definition of "substantially change" or "substantial change," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[13]
Editor's Note: The former definition of "tower-based wireless communications facility (tower-based WCF)," added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, was repealed 4-4-2022 by Ord. No. 2022-04.
[14]
Editor's Note: The former definitions of "visual arts center (VAC)," and "visual communication technology (VCT)," added 12-162013 by Ord. No. 2013-6, which immediately followed this definition, were repealed 9-3-2024 by Ord. No. 2024-06.
[15]
Editor's Note: The former definitions of "WBCA," "wireless," "wireless communications facility (WCF)," "wireless communications facility applicant (WCF applicant)," and "wireless support structure," all added 6-15-2015 by Ord. No. 2015-6, which immediately followed this definition, were repealed 4-4-2022 by Ord. No. 2022-04.