A building or use which:

A tract of land bounded by streets, or by a combination of streets and public parks, cemeteries, railroad rights-of-way, shorelines or waterways, or corporate boundary lines of the Borough of North Irwin.

An independent structure having a roof supported by columns of walls resting on its own foundations and includes shed, garage, stable, greenhouse or other accessory building separate on all sides from adjacent building by open spaces from the ground up.

The aggregate or the maximum horizontal cross-section area of the main building on a lot, excluding cornices, eaves, gutters or chimneys projecting not more than 30 inches, steps, one-story open porches, and balconies and terraces.

The vertical distance measured from the average level of the ground along all walls of the building to the highest point of the roof for flat roofs, to the deck line for mansard roofs, and to the mean height between eaves and ridges for gable, hip and gambrel roofs, and to the highest point of any other type of roof. Chimneys, spires, masts, elevator penthouses, tanks and similar projections shall not be included in the height unless any such projection has an aggregate area greater than 25% of the roof area.

A nonaccessory building in which a principal use of the lot on which it is located is conducted.

The size and shape of buildings uses and exterior relationship of their exterior walls, or their location, to lot lines and other buildings or other walls of the same building; and all open spaces required in connection with a building. Bulk regulations include, but are not limited to, regulations dealing with lot size, lot area per dwelling unit, lot width and depth, building height, required yards, building coverage, courts, usable open space, floor area ratio, spacing between buildings on a single lot and the length of buildings in a row.

Any building, vehicle or portion thereof designed or used exclusively as the residence or sleeping place of one or more persons and as defined further below. The term "dwelling" shall not be deemed to include automobile court, rooming house, tourist home, hotel, hospital, nursing home, dormitory, fraternity, or sorority house.

One or more persons related by blood, marriage or adoption, and, in addition, any domestic servants or gratuitous guests thereof, or group of not more than five persons who need not be related by blood, who are living together in a single dwelling unit and maintaining a common household. A "family" shall not be deemed to include the occupants of a boardinghouse, rooming or lodging house, club, fraternity, sorority or hotel.

Any outdoor barrier of either natural living vegetation or composed of fabricated materials, as defined below, which is placed or arranged as a line of demarcation between lots or to enclose a lot or a part of a lot. For the purpose of this chapter, a "fence" is a boundary line fence when the average center line of the fence is established on the lot within two feet of a property and/or lot line. The height of any fence shall be the distance measured from the existing grade of the natural surface to the top of the fence.

The management of forests and timberlands when practiced in accordance with accepted silvicultural principles, through developing, cultivating, harvesting, transporting and selling trees for commercial purposes, which does not involve any land development.

A detached accessory building or a portion of a main building used for the parking or storage of one or more vehicles.

An occupation or profession customarily carried on by an occupant of a dwelling unit as second use which is clearly incidental to the use of the dwelling unit for residential purposes, including the office of a physician, dentist, lawyer, or other professional person, individual musical instruction limited to a single pupil at a time, dressmakers, milliner, seamstress, barber or beautician, or one who offers skilled services to clients and is not engaged in the purchase, sale or storage of economic goods on-site. Practice of veterinary medicine is not included. Dancing instruction, band instrument instruction or practice in groups or other instruction involving group participation, tearoom, tourists home, convalescent home, mortuary establishment, store, trade or activity of any kind which is not included herein shall not be deemed to be a home occupation.

See "swimming pool."

A zoning lot except as the context shall indicate a lot of record, in which case a "lot" is a lot of record.

The mean horizontal distance between the front lot line and the rear lot line of the lot measured within the lot boundaries.

That boundary of a lot which is along an existing or dedicated public street or, where no public street exists, along a public way.

That boundary of a lot which is most nearly parallel to the front lot line.

Any boundary of a lot which is not a front or rear lot line.

An area of land designated as a lot on a plat of subdivision or described on a deed duly recorded or registered, pursuant to statute, with the Recorder of Deeds of Westmoreland County.

The distance between side lot lines measured at the line separating buildable lot area from required minimum front yard. On culs-de-sac and like curves, front lot lines shall not be less than 80% of the lot width.

That portion of a lot bounded by the required front, rear and side yards or, when a yard is not required, the lot line.

A single tract of land (at the time of filing for a building permit) that is designed by its owner or developer as a tract to be used, developed or built upon a unit, under single ownership or control, and therefore may not necessarily coincide with a lot of record.

See "dwelling, mobile home" (above).

A business or commercial activity administered or conducted as an accessory use which is clearly secondary to the use as a residential dwelling and which involves no customer, client or patient traffic, whether vehicular or pedestrian, pickup, delivery or removal functions to or from the premises, in excess of those normally associated with residential use. The business or commercial activity must satisfy the following requirements:

A building or structure or part thereof manifestly not designed to comply with the applicable use provisions of this chapter of the Borough of North Irwin or amendment heretofore or hereafter enacted when such building or structure lawfully existed prior to the enactment of such chapter or amendment or prior to the application of such chapter or amendment to its location by reason of annexation.

A use, whether of land or building or structure, which does not comply with the applicable use provisions of this chapter of the Borough of North Irwin or amendment heretofore or hereafter enacted, where such use was lawfully in existence prior to the enactment of such chapter or amendment or prior to the applications of such chapter or amendment to its location by reason of annexation.

An area other than a street used for the temporary parking of more than four automobiles.

See "swimming pool" (below).

Any office of recognized professions, such as physicians, dentists, lawyers, architects, engineers, artists, musicians, designers, teachers, and others, who through training are qualified to perform services of a professional nature.

A name, identification, description, display or illustration which is affixed or painted directly or indicated upon a building, structure, or piece of land which directs attention to an object, product, place, activity, person, institution, organization, or business.

The entire area within a single continuous perimeter enclosing the extreme limits of such sign and in no case passing through or between any adjacent elements of same, but not including any structural or framing elements lying outside the limits of such sign and not forming an integral part of the display.

See "swimming pool."

A use permitted in a particular zoning district pursuant to the provisions of Articles VI and IX of the MPC, 53 P.S. § 10601 et seq., and § 10901 et seq., respectively.

That part of a building included between the surface of any floor and the surface of the next floor above or, if there is no floor above, the space between the floor and the ceiling next above. A basement shall be counted as a story where more than 1/2 of such basement height is above the finished lot grade level.

Any street, avenue, boulevard, road, highway, freeway, parkway, lane, alley, viaduct and any other ways used or intended to be used by vehicular traffic or pedestrians whether public or private.

Any change, other than incidental repairs, to the supporting members of a building such as bearing walls, columns, beams or girders, but shall not include painting, replacement of existing roofing, installation of siding, replacement of windows, or other repairs to a building.

Any man-made object having an ascertainable stationary location on or in land or water, whether or not affixed to the land.

Any body of water or receptacle for water having a depth at any point greater than two feet used, or intended to be used, for swimming or bathing and constructed, installed, or maintained in or above the ground, outside any building.

Any structure which by the type and materials or method of its construction is intended for not more than two years. Such structures shall include tents, portable bandstands, bleachers not erected in conjunction with athletic fields, reviewing stands, or other structures of similar character.

The purpose or activity for which the land, or building thereof, is designed, arranged or intended or for which it is occupied or maintained.

The main use of land or buildings as distinguished from a subordinate or accessory use.

An open space on a zoning lot which is unoccupied and unobstructed from its lowest level to the sky except as otherwise permitted. A yard extends along a lot line and at right angles to such lot line to a depth or width specified in the yard regulations for the zoning district in which the lot is located.

A yard extending along the full length of the front lot line between the side yards.

A yard extending along the full length of the rear lot line between the side lot lines.

A yard extending along a side lot line from the front yard to the rear yard.

The Zoning Hearing Board of the Borough of North Irwin.