[Prior code § 17.0101]
The ordinance codified in this title is adopted under the authority granted by Section 61.35 and 62.23(7) of the Wisconsin Statutes and amendments thereto. The Village Board does ordain the following provisions.
[Prior code § 17.0102]
This title shall be known as, referred to, and cited as the "Zoning Ordinance, Village of Darien, Wisconsin" and is hereinafter referred to as "this title."
[Prior code § 17.0103]
A. 
The overall purpose of this title is to implement the Village comprehensive master plan to the extent possible under zoning, as authorized by state of Wisconsin Statutes.
B. 
This title is designed to lessen congestion in the streets; to secure safety from fire, panic and other dangers; to promote health and the general welfare; to provide adequate light and air, including access to sunlight for solar collectors and to wind for wind energy systems; to encourage the protection of groundwater resources; to prevent the overcrowding of land; to avoid undue concentration of population; and to facilitate the adequate provision of transportation, water, sewerage, schools, parks, and other public requirements; and to preserve burial sites as defined in Sec. 157.70(1), Wis. Stats.
C. 
Specifically, this title is adopted for the purpose of protecting the public health, safety, morals, comfort, convenience and general welfare by implementing certain goals and objectives of the comprehensive master plan. Additional purposes of this title are specified throughout this title.
[Prior code § 17.0104]
In enacting this title, special attention has been given to ensuring a direct relationship of these regulations to the Village's comprehensive master plan. The general intent of this title is to implement certain goals and objectives of the comprehensive master plan which are best addressed through zoning approaches, as enabled by state of Wisconsin Statutes. Furthermore, it is the general intent of this title to regulate and restrict the use of all structures, lands and waters; and to:
A. 
Regulate lot coverage and the size and location of all structures so as to prevent overcrowding and to provide adequate sunlight, air, sanitation, and drainage;
B. 
Regulate population density and distribution so as to avoid sprawl or undue concentration and to facilitate the provision of adequate public service and utilities;
C. 
Regulate parking, loading and access so as to lessen congestion in and promote the safety and efficiency of streets and highways;
D. 
Secure safety from fire, flooding, pollution, contamination, and other dangers;
E. 
Stabilize and protect existing and potential property values;
F. 
Preserve and protect the beauty of the Village;
G. 
Prevent and control erosion, sedimentation and other pollution of the surface and subsurface waters;
H. 
Further the maintenance of safe and healthful water conditions;
I. 
Provide for and protect a variety of suitable commercial and industrial sites;
J. 
Protect the traffic-carrying capacity of existing and proposed arterial streets and highways;
K. 
Implement those municipal, county, watershed and regional comprehensive plans or components of such plans adopted by the Village;
L. 
Provide for the administration and enforcement of this title; and to provide penalties for the violations of this title.
[Prior code § 17.0105]
It is not intended by this title to repeal, abrogate, annul, impair, or interfere with any existing easements, covenants, deed restrictions, agreements, ordinances, rules, regulations or permits previously adopted or issued pursuant to law. However, wherever this title imposes greater restrictions, the provisions of this title shall govern.
[Prior code § 17.0106]
In their interpretation and application, the provisions of this title shall be held to be minimum requirements and shall be liberally construed in favor of the Village and shall not be construed to be a limitation or repeal of any other power now possessed by the Village.
[Prior code § 17.1300]
The following words, terms and phrases, wherever they occur in this title, shall have the meanings ascribed to them by this section. Definitions provided by this section include:
ABUTTING
Having a common border with, or being separated from such common border by an alley or easement.
ACCESS
A means of vehicular approach, i.e., entry to or exit from a property, street or highway.
ACCESS, SECONDARY
A means of vehicular or nonvehicular approach, entry to, or exit from property from a source other than a public street or highway.
ACCESS STANDARDS
See Section 17.66.020.
ACRE
Forty-three thousand five hundred sixty square feet.
ACCESSORY USE OR STRUCTURE
A use or structure subordinate to, and serving, the principal use or structure on the same lot and customarily incidental thereto.
ACTIVE OUTDOOR PUBLIC RECREATIONAL (LAND USE)
See Section 17.10.020.
ACTIVITY CENTER
An area which is typified by a concentration of nonresidential and/or multifamily development.
ADDITION
Any walled and roofed expansion to the perimeter and/or height of a building in which the addition is connected by a common load-bearing wall. Any walled and roofed addition which is connected by a fire wall or is separated by independent perimeter load-bearing walls is new construction.
ADJACENT
Abutting, or being located directly across a right-of-way from, a separate lot.
AGRICULTURAL LAND USE(S)
See Chapter 17.08.
AGRICULTURAL/HOLDING (A-1) DISTRICT
See Chapter 17.32.
AGRICULTURAL SERVICES (LAND USE)
See Section 17.08.020.
AIR POLLUTION STANDARDS
See Section 17.66.100.
AIRPORT (LAND USE)
See Section 17.16.020.
ALLEY
A public right-of-way usually of reduced width which affords a secondary means of access to abutting property.
AMENDMENT OF ZONING REGULATIONS
See Section 17.1102.
AMENDMENT OF OFFICIAL ZONING MAP
See Section 17.72.030.
ANIMAL UNIT
A measure which represents a common denominator for the purposed of defining a husbandry or intensive agricultural land use. The animal unit measure relates to the carrying capacity of one acre of land and is related to the amount of feed various species consume, and the amount of waste they produce. The following table indicates the number of common farm species which comprise a single animal unit:
Animal Unit Table
Type of Livestock
Number of Animals per Animal Unit
Horse (> 2 yrs)
1.0
Colt (< 2 yrs)
2.0
Cattle (> 2 yrs)
1.0
Cattle (> 2 yrs)
2.0
Calves (< 1 yr)
4.0
Brood sow or boar
2.5
Hogs (up to 220 pounds)
5.0
Sheep
7.0
Lambs
14.0
Chickens
200.0
Other
200.0
Source: The Stockman's Handbook
APARTMENT
This dwelling unit type consists of an attached, multifamily residence which takes access from a shared entrance or hallway. A minimum one-hour fire rated wall assembly division, separating living areas from the lowest level to the underside of the roof, is required between each dwelling unit. No more than 12 dwelling units, and no less than three, may be located in a building. As part of the conditional use requirements for group developments, any development comprised of one or more buildings which contain four or more dwelling units shall provide additional site design features such as: underground parking, architectural elements, landscaping, and/or on-site recreational facilities. All apartment units within a development shall be located a minimum of 30 feet from the boundary of the development.
APPEAL
A means for obtaining review of a decision, determination, order, or failure to act pursuant to the terms of this title as expressly authorized by the provisions of Chapter 17.72.
AVERAGE GROUND ELEVATION
The average level of the finished surface of the ground adjacent to the exterior walls of a building or structure.
BASE FLOOD
The flood having a one-percent chance of being equaled or exceeded in any given year; the one-hundred-year flood.
BASEMENT
A portion of a building located partly underground, but having 1/2 or less of its floor to ceiling height below the average grade of the adjoining ground.
BED AND BREAKFAST ESTABLISHMENT (LAND USE)
See Section 17.12.120.
BEDROOM
A room in a residence marketed designed or otherwise likely to function primarily for sleeping.
BLANKET VARIANCE
A variance which is automatically granted by a provision of this title in order to reduce the creation of legal nonconforming developments or legal nonconforming residential structures.
BOARD OF ZONING APPEALS
See Section 17.74.040.
BOARDING HOUSE (LAND USE)
See Section 17.12.150.
BUFFERYARD
Any permitted combination of distance, vegetation, fencing and berming which results in a reduction of visual and other interaction with an adjoining property.
BUILDING
A structure built, maintained, or intended for use for the shelter or enclosure of persons, animals, or property of any kind. The term is inclusive of any part thereof. Where independent units with separate entrances are divided by party walls, each unit is a building.
BUILDING, ACCESSORY
A building which:
1. 
Is subordinate to and serves a principal structure or a principal use;
2. 
Is subordinate in area, extend, and purpose to the principal structure or use served;
3. 
Is located on the same lot as the principal structure or use served except as otherwise expressly authorized by provisions of this title; and
4. 
Is customarily incidental to the principal structure or use. Any portion of a principal building devoted or intended to be devoted to an accessory use is not an accessory building.
BUILDING COVERAGE
The percentage of a lot covered by principal and accessory buildings, including all structures with a roof.
BUILDING FRONT
That exterior wall of a building which faces the front lot line of the lot.
BUILDING HEIGHT
The vertical distance from: (1) the average elevation of the adjoining ground level; or (2) the established grade, whichever is lower to the top of the cornice of a flat roof, to the deck line of a mansard roof, to a point of the roof directly above the highest wall of a shed roof, to the uppermost point on a round or other arch type roof, to the mean distance of the highest gable on a pitched or hip roof. Also applies to structures.
BUILDING LINE
A line on a lot, generally parallel to a lot line or road right-of-way line, located a sufficient distance therefrom to provide the minimum yards required by this title. The building line determines the area in which buildings are permitted subject to all applicable provisions of this title. This is also referred to as a "setback."
BUILDING ENVELOPE
A component of a group development which conforms to the lot lines of developments which are not group developments, in that required minimum setback distances are measured from the building envelope line.
BUILDING, PRINCIPAL
A building in which is conducted, or in which is intended to be conducted, the main or principal use of the lot on which it is located.
BUILDING SEPARATION
The narrowest distance between two buildings. See "Minimum building separation."
BUILDING SIZE
The total gross floor area of a building. See "Maximum building size."
BULK (OF A BUILDING)
The combination of building height, size, and location on a lot.
BULKHEAD LINE
A geographic line along a reach of navigable water that has been adopted by a municipal ordinance and approved by the Department of Natural Resources pursuant to Section 30.11, Wisconsin Statutes, and which allows limited filling between this bulkhead line and the original ordinary highwater mark, except where such filling is prohibited by the floodway provisions of this title.
CAFETERIA, COMPANY (LAND USE)
See Section 17.20.050.
CALIPER
A measurement of the size of a tree equal to the diameter of its trunk measurement 1/2 foot above natural grade. Used for trees in a nursery setting.
CAMPGROUND (LAND USE)
See Section 17.12.140.
CANDLEPOWER
The amount of light that will illuminate a surface one foot distant from a light source to an intensity of one footcandle. Maximum (peak) candlepower is the largest amount of candlepower emitted by any lamp, light source, or luminaire.
CARETAKER'S RESIDENCE
A dwelling unit which is used exclusively by either the owner, manager, or operator of a principal permitted use and which is located on the same parcel as the principal use.
CARPORT (LAND USE)
An open sided, roofed vehicle shelter, usually formed by extension of the roof from the side of a building. See Section 17.20.040.
CELLAR
That portion of the building having more than 1/2 of the floor-to-ceiling height below the average grade of the adjoining ground.
CENTRAL COMMERCIAL (CC) DISTRICT
See Chapter 17.48.
CERTIFICATE OF OCCUPANCY
See Section 17.72.070.
CLEAR CUTTING (LAND USE)
See Section 17.08.070.
CLERESTORY WINDOW
A window in which the lowest glassed area is a minimum of seven feet above the level of the floor located directly under the window.
CLIMAX TREE
A tree that would occupy the uppermost canopy of a forest in a natural ecological situation. These trees are often referred to as shade trees. Examples include hickory, oak, maple, etc. See Section 17.68.100.
COMMERCIAL ANIMAL BOARDING (LAND USE)
See Section 17.12.100.
COMMERCIAL APARTMENT (LAND USE)
See Section 17.20.020.
COMMERCIAL INDOOR LODGING (LAND USE)
See Section 17.12.110.
COMMERCIAL LAND USE(S)
See Chapter 17.12.
COMMERCIAL VEHICLE
Any motor vehicle used for business or institutional purposes or having painted thereon or affixed thereto a sign identifying a business or institution or a principal product or service of a business or institution. Agricultural equipment used as part of a permitted agricultural principal use shall not be considered as a commercial vehicle.
COMMUNICATION TOWER (LAND USE)
See Section 17.18.030.
COMMUNITY CHARACTER
The impression which an area makes in regard to the type, intensity, density, quality, appearance, and age of development.
COMMUNITY LIVING ARRANGEMENT (LAND USE)
See Sections 17.10.070 through 17.10.090.
COMPANY PROVIDED ON-SITE RECREATION (LAND USE)
See Section 17.20.060.
COMPOSTING OPERATION (LAND USE)
See Section 17.14.060.
COMPREHENSIVE MASTER PLAN
The comprehensive master plan of the Village of Darien. Wisconsin, adopted December 1981, and as subsequently amended.
CONDITIONAL USE
A land use which requires a conditional use permit in order to develop. See Section 17.72.040 for applicable procedures.
CONSTRUCTION MATERIALS STANDARDS
See Section 17.66.180.
CONSTRUCTION, START OF
The installation of foundation footings and/or materials for road construction.
CONVENTIONAL RESIDENTIAL DEVELOPMENT
See Section 17.06.010.
CULTIVATION (LAND USE)
See Section 17.08.010.
DAY CARE
See "Family day care home," "Intermediate day care home," or "Group day care center."
DECK
A structure that has no roof or walls. Can be attached or detached to the principle structure. If attached, it is required to have main supports and continuous footings below grade by 48 inches and must be raised above grade and must comply with the principle setback requirements. If detached, shall be an accessory structure.
DEDICATION
The transfer of property interest from private to public ownership for a public purpose. The transfer may be of fee-simple interest or of a less than fee-simple interest, including an easement.
DENSITY
A term used to describe the number of dwelling units per acre.
DEVELOPER
The legal or beneficial owner(s) of a lot or parcel of any land proposed for inclusion in a development, including an optionee or contract purchaser.
DEVELOPMENT
The division of a parcel of land into two or more parcels; the construction, reconstruction, conversion, structural alteration, relocation, or enlargement of any buildings; any use or change in use of any buildings or land; any extension of any use of land; or any clearing, grading, or other movement of land, for which permission may be required pursuant to this title.
DEVELOPMENT OPTION(S)
The type of residential or nonresidential development as categorized by the proportion of the site devoted to permanently protected green space.
DEVELOPMENT PAD
The area of a lot within a large lot residential development which is devoted to structures and septic systems.
DIRECT ACCESS
A condition of immediate physical connection resulting from adjacency of a road or right-of-way abutting a property.
DISPOSAL LAND USE(S)
See Chapter 17.14.
DISTRIBUTION CENTER (LAND USE)
See Section 17.16.040.
DRAINAGE
The removal of surface water or groundwater from land by drains, grading, or other means. Drainage includes the control of runoff, to minimize erosion and sedimentation during and after development, and the means necessary for water supply preservation or prevention or alleviation of flooding.
DRAINAGEWAY
Nonnavigable, above-ground watercourses, detention basins and/or their environs which are identified by the presence of one or more of the following: (a) all areas within 75 feet of the ordinary high water mark of a perennial stream as shown on USGS 7.5 minute topographic maps for the Village and its environs; (b) all areas within 50 feet of the ordinary high water mark of an intermittent stream or open channel drainageway as shown on USGS 7.5 minute topographic maps for the Village and its environs.
DRAINAGE STANDARDS
See Section 17.66.170.
DRIPLINE
Outer perimeter edge of a tree canopy as transferred perpendicularly to ground level.
DRIVE-IN THEATER (LAND USE)
See Section 17.12.090.
DRYLAND ACCESS
A vehicular access route which is above the regional flood elevation and which connects land located in the floodplain to land which is outside the floodplain, such as a road with its surface above the regional flood elevation and wide enough to accommodate wheeled vehicles.
DUPLEX
These dwelling unit types consist of a single-family dwelling which is attached on one side to another single-family residence, A minimum one-hour fire rated wall assembly division, separating living areas from the lowest level to flush against the underside of the roof, and individual sanitary sewer and public water laterals, are required between each dwelling unit. The two residences may or may not be located on individual lots. The twin house is distinguished from the duplex house merely by having each unit located on an individual lot or within a group development. These dwelling unit types may not be split into additional residences.
DWELLING
A residential building or one or more portions thereof occupied or intended to be occupied exclusively for residence purpose, but not including habitations provided in nonresidential uses such as lodging uses and commercial campgrounds.
DWELLING, ATTACHED
A dwelling which is joined to another dwelling at one or more sides by a party wall or walls.
DWELLING, DETACHED
A dwelling which is entirely surrounded by open space on the same lot.
DWELLING, SINGLE-FAMILY DETACHED
See "Single-family detached dwelling unit."
DWELLING UNIT
A room or group of rooms, providing or intended to provide living quarters for not more than one family.
DWELLING UNIT SEPARATION
The narrowest distance between two dwelling units. See "Minimum dwelling unit separation."
EASEMENT
Authorization by a property owner for another party to use for a specified purpose any designated part of his or her property.
ELECTROMAGNETIC RADIATION STANDARDS
See Section 17.66.120.
ELEVATED BUILDING
A nonbasement building built to have its lowest floor elevated above the ground level by means of fill, solid foundation perimeter walls, pilings columns (post and piers), shear walls, or breakaway walls.
ENCROACHMENT
Any fill, structure, building, use, or development in the floodway.
ENVIRONMENTAL CONTROL FACILITY
Any facility, temporary or permanent, which is reasonably expected to abate, reduce, or aid in the prevention, measurement, control or monitoring of noise, air, or water pollutants, solid waste or thermal pollution, radiation or other pollutants, including facilities installed principally to supplement or to replace existing property or equipment not meeting or allegedly not meeting acceptable pollution control standards or which are to be supplemented or replaced by other pollution control facilities.
ENVIRONS (OF THE VILLAGE OF DARIEN)
The area in which the Village exercises extraterritorial powers.
EROSION
The detachment and movement of soil or rock fragments by water, wind, ice, and/or gravity.
ESSENTIAL SERVICES
Facilities that are:
1. 
Owned or maintained by public utility companies or public agencies;
2. 
Located in public ways or in easements provided for the purpose, or on a customer's premises and not requiring a private right-of-way;
3. 
Reasonably necessary for the furnishing of adequate water, sewer, gas, electric, communication, or similar services to adjacent customers; and
4. 
Not including any cross-country line on towers.
EXPLOSION STANDARDS
See Section 17.66.140.
EXTRACTION USE (LAND USE)
See Section 17.18.040.
EXTRATERRITORIAL AREA
The area outside of the Village limits in which the Village exercises extraterritorial powers of land division, and/or zoning, review.
FAMILY
An individual or two or more persons, each related by blood, marriage or adoption, living together as a single housekeeping unit; or a group of not more than four persons not so related, maintaining a common household. Family day care home (land use): See Section 17.20.120.
FARM RESIDENCE (LAND USE)
See Section 17.20.030.
FEES
See Section 17.74.050.
FENCING STANDARDS
See Section 17.66.200.
FIRE STANDARDS
See Section 17.66.140.
FIRST HABITABLE FLOOR
The top surface above an unfinished basement, cellar or crawl space that is intended for living quarters.
FLOOR AREA
The sum of the gross horizontal areas of the several floors of a building including interior balconies, mezzanines, basements and attached accessory buildings, fitting rooms, stairs, escalators, unenclosed porches, detached accessory buildings utilized as dead storage, heating and utility rooms, inside off-street parking or loading space. Measurements shall be made from the inside of the exterior walls and to the center of interior walls.
FLOOR AREA RATIO (FAR)
The ratio calculated by dividing the total floor area of all buildings on a site by the gross site area. See "Maximum floor area ratio."
FOOTCANDLE
A unit of illumination produced on a surface, all points of which are one foot from a uniform point source of one candle.
FREEBOARD
Represents a factor of safety usually expressed in terms of a certain amount of feet above a calculated flood level. Freeboard compensates for the many unknown factors that contribute to flood heights greater than the height calculated. These unknown factors may include, but are not limited to, ice jams, debris accumulation, wave action, obstruction of bridge openings and floodways, the effects of urbanization on the hydrology of the watershed, loss of flood storage areas due to development and the sedimentation of a river or stream bed.
FREIGHT TERMINAL (LAND USE)
See Section 17.16.030.
GARAGE (RESIDENTIAL)
A detached accessory building or portion of the principal building, including a carport, which is used primarily for storing passenger vehicles, trailers or one truck of a rated capacity not in excess of 10,000 pounds. See Section 17.20.040.
GAS STATION
See "In-vehicle sales or service."
GENERAL FLOOR PLANS
A graphic representation of the anticipated utilization of the floor area within a building or structure, but not necessarily as detailed as construction plans.
GENERAL TEMPORARY OUTDOOR SALES (LAND USE)
See Section 17.22.010.
GLARE
The brightness of a light source which causes eye discomfort.
GLARE STANDARDS
See Section 17.66.130.
GREEN SPACE RATIO (GSR)
The percentage of the gross site area which is preserved as permanently protected green space. Green space ratio is calculated by dividing the area of permanently protected green space by the gross site area. See "Minimum green space ratio."
GROSS DENSITY
The result of dividing the number of dwelling units located on a site by the gross site area. See "Maximum gross density."
GROSS FLOOR AREA
The total floor area of a building.
GROSS SITE AREA (GSA)
The total area of a site available for inclusion in calculations of the maximum permitted density or intensity of development.
GROUP DAY CARE CENTER (LAND USE)
See Section 17.12.130.
GROUP DEVELOPMENT
See Chapter 17.28.
HABITABLE BUILDINGS
Any building, or portion thereof used for human habitation.
HEAT STANDARDS
See Section 17.66.130.
HEARING NOTICE
Publication or posting meeting the requirements of Chapter 985, Wis. Stats. Class 1 notice is the minimum required for appeals: Published once at least one week (seven days) before hearing. Class 2 notice is the minimum required for all zoning ordinances and amendments including map amendments: published twice, once each week consecutively, the last at least a week (seven days) before the hearing. Local ordinances or bylaws may require additional notice, exceeding these minimums.
HEIGHT OF STRUCTURE
See "Building height."
HELIPORT (LAND USE)
See Section 17.16.020.
HIGH FLOOD DAMAGE POTENTIAL
Any danger to human life or public health or the potential for any significant economic loss to a structure or its contents.
HOLDING ZONE
A zoning district designed to limit development potential until adequate public services and infrastructure are provided.
HOME OCCUPATION (LAND USE)
See Section 17.20.110.
HUSBANDRY (LAND USE)
See Section 17.08.020.
INCREASE IN REGIONAL FLOOD HEIGHT
A calculated upward rise in the regional flood elevation, equal or greater than 0.01 foot, resulting in comparison of existing conditions and proposed conditions which is directly attributable to manipulation of mathematical variables such as roughness factors, expansion and contraction coefficients and discharge.
INDOOR COMMERCIAL ENTERTAINMENT (LAND USE)
See Section 17.12.080.
INDOOR INSTITUTIONAL (LAND USE)
See Section 17.10.030.
INDOOR MAINTENANCE SERVICE (LAND USE)
See Section 17.12.050.
INDOOR SALES (LAND USE)
See Section 17.12.030.
INDOOR SALES ACCESSORY TO LIGHT INDUSTRIAL USE (LAND USE)
See Section 17.20.100.
INDOOR SERVICE (LAND USE)
See Section 17.12.030.
INDOOR STORAGE (LAND USE)
See Section 17.14.010.
INDOOR WHOLESALING (LAND USE)
See Section 17.14.010.
INDUSTRIAL LAND USE(S)
See Chapter 17.18.
INFILL DEVELOPMENT
Development located in areas which are largely developed already.
INSTITUTIONAL LAND USE(S)
See Chapter 17.08.
INSTITUTIONAL RESIDENTIAL DEVELOPMENT
See Section 17.06.020.
INSTITUTIONAL RESIDENTIAL UNIT
This dwelling unit type consists of an attached, multifamily residence which takes access from a shared entrance or hallway. All institutional residential units within a development shall be located a minimum of 30 feet from the boundary of the development.
INTENSITY
A term used to describe the amount of gross floor area or landscaped area, on a lot or site, compared to the gross area of the lot or site.
INTENSIVE AGRICULTURAL (LAND USE)
See Section 17.08.030.
INTERMEDIATE DAY CARE HOME (LAND USE)
See Section 17.20.130.
INTERPRETATION
See Section 17.72.090 for application procedures.
IN-VEHICLE SALES (LAND USE)
See Section 17.12.070.
IN-VEHICLE SERVICE (LAND USE)
See Section 17.12.080.
IN-VEHICLE SERVICE AS ACCESSORY USE (LAND USE)
See Section 17.20.080.
JUNKYARD (LAND USE)
See Section 17.14.040.
LAKESHORE
Those lands lying within the following distances from the ordinary high water mark of navigable waters: 1,000 feet from a lake, pond, or flowage; and 300 feet from a river or stream; or to a landward side of the floodplain, whichever distance is the greater. Lakeshores shall not include those lands adjacent to farm drainage ditches where: (a) such lands are not adjacent to a navigable stream or river; (b) those parts of such drainage ditches adjacent to such lands were not navigable streams before ditching or had no previous stream history; and (c) such lands are maintained in nonstructural agricultural use.
LANDSCAPE POINT
See Section 17.68.030.
LANDSCAPED AREA
The area of a site which is planted and continually maintained in vegetation, including grasses, flowers, herbs, garden plants, native or introduced groundcovers, shrubs, bushes, and trees. Landscaped area includes the area located within planted and continually maintained landscaped planters.
LANDSCAPE SURFACE AREA RATIO (LSR)
The percentage of the gross site area or lot area which is preserved as permanently protected landscaped area.
LAND USE
The type of development and/or activity occurring on a piece of property.
LIGHT INDUSTRIAL (LAND USE)
See Section 17.18.010.
LIGHT INDUSTRIAL INCIDENTAL TO INDOOR SALES
See Section 17.20.100.
LIGHTING STANDARDS
See Section 17.66.070.
LOADING STANDARDS
See Section 17.66.050.
LOCAL RESIDENTIAL STREET
A road which primarily serves to collect traffic originating directly from residential driveways and private residential courts and streets.
LOT
A parcel of land that: (a) is undivided by any street or private road; (b) is occupied by, or designated to be developed for, one building or principal use; and (c) contains the accessory buildings or uses customarily incidental to such building, use, or development, including such open spaces and yards as designed and arranged or required by this title for such building, use, or development.
LOT AREA
The area contained within the property boundaries of a recorded lot.
LOT CORNER
A lot situated at the junction of and abutting on two or more intersection streets, or a lot at the point of deflection in alignment of a continuous street, the interior angle of which does not exceed 135°.
LOT DEPTH
The mean horizontal distance between the front lot line and the rear lot line of a lot.
LOT FRONTAGE
Lot width measured at the street lot line. When a lot has more than one street lot line, lot width shall be measured, and the minimum lot width required by this title shall be provided at each such line.
LOT INTERIOR
A lot other than a corner lot.
LOT LINE
The property line bounding a lot except that where any portion of a lot extends into the public right-of-way or a proposed public right-of-way, the line of such public right-of-way shall be the lot line for applying this title.
LOT LINE, FRONT
A lot line which abuts a public or private street right-of-way. In the case of a lot which has two of more street front-ages, the lot line along the street from which the house is addressed shall be the front lot line.
LOT LINE, REAR
In the case of rectangular or most trapezoidal shaped lots, that lot line which is parallel to and most distant from the front lot line of the lot. In the case of an irregular, triangular, or gore-shaped lot, a line 20 feet in length, entirely within the lot, parallel to and at the maximum possible distance from the front line shall be considered to be the rear lot line. In the case of lots which have frontage on more than one road or street, the rear lot line shall be opposite the lot line along which the lot takes access to a street.
LOT LINE, SIDE
Any boundary of a lot which is not a front lot line, a street side lot line, or a rear lot line.
LOT LINE, STREET SIDE
Any lot line which abuts a public or private street right-of-way which is not the front lot line.
LOT OF RECORD
A platted lot or lot described in a certified survey map or metes and bounds description which has been approved by the Village or by Walworth County; and has been recorded in the office of the register of deeds.
LOT, THROUGH
A lot which has a pair of opposite lot lines abutting two substantially parallel streets (one or more of which may be a portion of a cul-de-sac). Except for through lots which abut an arterial or nonresidential collector street, through lots shall be prohibited under the provisions of this title.
LOT WIDTH
The maximum horizontal distance between the side lot lines of a lot, measured parallel to the front lot lines and at the rear of the required front yard. See "Minimum lot width."
LOWEST FLOOR
The lowest enclosed floor (including basement). Any unfinished or flood resistant enclosure, usable solely for parking vehicles, building access or storage, in an area other than a basement area, is not considered a building's lowest floor, provided that such enclosed area is not built so as to render the structure in violation of the applicable nonelevation design requirements of this title.
MAINTENANCE GUARANTEE
A guarantee of facilities or work to either ensure the correction of any failures of any improvements required pursuant to this title or to maintain same.
MASTER PLAN
A plan, map, report, or other document pertaining to the physical development of the Village which has been adopted by the Village Plan Commission, as described in Wisconsin Statutes 62.23(2) and (3).
MAXIMUM ACCESSORY BUILDING COVERAGE
The largest permitted area of all accessory buildings on a lot.
MAXIMUM BUILDING COVERAGE
The largest permitted area of all buildings on a lot.
MAXIMUM BUILDING SIZE (MBS)
The largest permitted total gross floor area a building may contain. See "Building size."
MAXIMUM FLOOR AREA RATIO (FAR)
The largest amount of floor area permitted on a lot. See "Floor area ratio."
MAXIMUM GROSS DENSITY (MGD)
The maximum number of dwelling units permitted per acre of gross site area. See "Gross density."
MAXIMUM HEIGHT
The maximum height of the highest portion of any structure. See "Height."
MIGRANT LABOR CAMP (LAND USE)
See Section 17.20.140.
MINIMUM BUILDING SEPARATION
The narrowest permitted building separation. See "Building separation."
MINIMUM DWELLING UNIT SEPARATION
The narrowest permitted dwelling unit separation. See "Dwelling unit separation."
MINIMUM FLOOR ELEVATION
The lowest elevation permissible for the construction, erection, or other placement of any floor, including a basement floor.
MINIMUM LANDSCAPE SURFACE RATIO (LSR)
The lowest permitted landscape surface ratio. See "Landscape surface ratio."
MINIMUM LOT AREA (MLA)
The minimum size lot permitted within the specified zoning district and development option.
MINIMUM LOT WIDTH
The smallest permissible lot width for the applicable dwelling unit type or nonresidential development option.
MINIMUM SETBACK
The narrowest distance permitted from a street, side, or rear property line to a structure.
MINIMUM SITE AREA (MSA)
The minimum gross site area in which the specified development option may occur. See "Gross site area (GSA)."
MINI-WAREHOUSE
See Section 17.14.030.
MOBILEHOME (LAND USE)
This dwelling unit type consists of a fully detached, single-family residence, which has not received a Federal Manufactured Housing Certificate and which is located on an individual lot or within a group development. This dwelling unit type may not be split into two or more residences. Within 30 days of occupancy, the owner shall remove the axle and install skirting per the requirements of the Plan Commission.
MOBILEHOME PARK RESIDENTIAL DEVELOPMENT
See Section 17.06.040.
MOBILEHOME RESIDENTIAL DEVELOPMENT
See Section 17.06.030.
MOBILEHOME SALES
See Sections 17.12.040.
MOTEL, MOTOR COURT, HOTEL
See "Commercial indoor lodging."
MOTOR FREIGHT TERMINAL
See "Freight terminal."
MULTIPLEX
This dwelling unit type consists of an attached, multifamily residence which has a private, individual access. A minimum one-hour fire rated wall assembly division, separating living areas from the lowest level through the roof, is required between each dwelling unit. No more than six and no less than three multiplex dwelling units may be attached per group. All multiplex units within a development shall be located a minimum of 30 feet from the boundary of the development.
MULTIFAMILY RESIDENTIAL (RM) DISTRICT
See Chapter 17.42.
NATURAL RESOURCE PROTECTION OVERLAY ZONING DISTRICTS
Zoning districts which primarily identify and regulate the disturbance of areas containing protected natural resources.
NAVIGABLE WATER
All natural inland lakes within Wisconsin, and all rivers, streams, ponds, sloughs, flowages, and other waters within the territorial limits of this state, including the Wisconsin portion of boundary waters, which are navigable under the laws of this state. The Wisconsin Supreme Court has declared navigable all bodies of water with a bed differentiated from adjacent uplands and with levels of flow sufficient to support navigation by a recreational craft of the shallowest draft on an annually recurring basis. [Muench v. Public Service Commission, 261 Wis. 492 (1952), and DeGaynor and Co., Inc. v. Department of Natural Resources, 70 Wis. 2d 936 (1975)] For the purposes of this title, rivers and streams will be presumed to be navigable if they are designated as either continuous or intermittent waterways on the United States Geological Survey quadrangle maps until such time that the Wisconsin Department of Natural Resources has made a determination that the waterway is not, in fact, navigable.
NEIGHBORHOOD COMMERCIAL (NC) DISTRICT
See Chapter 17.44.
NET DEVELOPABLE AREA (NDA)
The area of a site which may be disturbed by development activity. Net developable area is the result of subtracting required resource protection area (RPA) from the gross site area (GSA).
NOISE STANDARDS
See Section 17.66.090.
NONCONFORMING BUILDING OR STRUCTURE
Any building, or other structure, which is lawfully existing under provisions preceding this title, which would not conform to the applicable regulations if the building or structure were to be erected under the provisions of this title.
NONCONFORMING DEVELOPMENT
A lawful development approved under provisions preceding the effective date of this title, which would not conform to the applicable regulations if the development were to be created under the current provisions of this title.
NONCONFORMING USE
An active and actual use of land, buildings or structures lawfully existing prior to this title which has continued as the same use to the present and which does not comply with all the applicable regulations of this title.
NONRESIDENTIAL LAND USE(S)
See Chapters 17.08 through 17.18.
NOXIOUS MATTER OR MATERIALS
Material capable of causing injury to living organisms by chemical reaction, or is capable of causing detrimental effects on the physical or economic well-being of individuals.
NOXIOUS MATERIALS STANDARDS
See Section 17.66.150.
ODOR STANDARDS
See Section 17.66.110.
OBSTRUCTION TO FLOW
Any development which physically blocks the conveyance of floodwaters such that this development by itself or in conjunction with any future similar development will cause an increase in regional flood height.
OFFICE (LAND USE)
See Section 17.12.010.
OFFICIAL MAP
The map adopted by the Village Board which indicates the existing and proposed location of streets, highways, parks, playgrounds, roads, rights-of-way, waterways, public transit facilities and other public facilities as authorized by State Statutes.
OFFICIAL ZONING MAP
See Section 17.30.030.
OFF-SITE PARKING LOT (LAND USE)
See Section 17.16.010.
ON-SITE
Located on the lot in question, except in the context of on-site detention, when the term means within the boundaries of the development site as a whole.
ON-SITE AGRICULTURAL RETAIL (LAND USE)
See Section 17.08.050.
OPACITY
The degree to which vision is blocked by bufferyard. Opacity is the proportion of a bufferyard's vertical plane which obstructs views into an adjoining property.
OPEN SALES LOT
An unenclosed portion of a lot or lot of record where goods are displayed for sale, rent or trade.
ORDINARY HIGH WATER MARK
The point on the bank or shore of a body of water up to which the presence and action of surface water is so continuous as to leave a distinctive mark such as by erosion, destruction or prevention of terrestrial vegetation, predominance of aquatic vegetation, or other easily recognized characteristics.
OTHER PERMANENTLY PROTECTED GREEN SPACE
Permanently protected green space areas which are not constrained by one of the protected natural resources (wetlands, floodplains, steep slopes, lake-shores, drainageways, and woodlands). Examples include portions of private lots, outlots, or parcels commonly held by a property owners' association which are deed restricted from site disruption.
OUTDOOR ASSEMBLY (LAND USE)
See Section 17.22.020.
OUTDOOR COMMERCIAL ENTERTAINMENT (LAND USE)
See Section 17.12.090.
OUTDOOR DISPLAY (LAND USE)
See Section 17.12.040.
OUTDOOR DISPLAY INCIDENTAL TO INDOOR SALES (LAND USE)
See Section 17.20.070.
OUTDOOR INSTITUTIONAL (LAND USE)
See Section 17.10.040.
OUTDOOR MAINTENANCE SERVICE (LAND USE)
See Section 17.12.060.
OUTDOOR STORAGE (LAND USE)
See Section 17.14.020.
OUTDOOR WHOLESALING (LAND USE)
See Section 17.14.020.
OVERLAY ZONING DISTRICT
A zoning district which imposes uniform restrictions on all properties within its area which are in addition to the restrictions specific to the standard zoning districts.
OWNER
The person or persons having the right of legal title to a lot or parcel of land.
PAD, DEVELOPMENT
See "Development pad."
PARCEL
The area within the boundary lines of a lot.
PARKING STANDARDS
See Section 17.66.040.
PARKING LOT DESIGN STANDARDS
See Section 17.16.100.
PARKING REQUIREMENTS
See Section 17.18.030.
PARKING SPACE DESIGN STANDARDS
See Section 17.16.080.
PASSIVE OUTDOOR PUBLIC RECREATIONAL (LAND USE)
See Section 17.10.010.
PENALTY
See Section 17.74.060.
PERFORMANCE GUARANTEE
A financial guarantee to ensure that all improvements, facilities, or work required by this title will be completed in compliance with the title, regulations and the approved plans and specifications of a development.
PERFORMANCE STANDARD
Criterion established to control and limit the impacts generated by, or inherent in, uses of land or buildings.
PERIPHERAL SETBACK
The distance between a structure and the boundary of a development option.
PERMANENTLY PROTECTED GREEN SPACE
An area in which site disruption and/or development is strictly limited.
PERSONAL SERVICE(S) (LAND USE)
See Section 17.12.020.
PERSONAL STORAGE FACILITY (LAND USE)
See Section 17.14.030.
PLAN COMMISSION
The Plan Commission of the Village of Darien. See also Section 17.74.030.
PRINCIPAL BUILDING
See "Building, principal."
PRINCIPAL USE
Any and all of the primary uses of a property, treated as a use permitted by right or as a conditional use (rather than as an accessory use or a temporary use).
PRIVATE SEWAGE SYSTEM
A sewage treatment and disposal system serving a single structure with a septic tank and soil absorption field located on the same parcel as the structure. This term also means an alternative sewage system approved by the department of industry, labor, and human relations including a substitute for the septic tank or soil absorption field, a holding tank, a system serving more than one structure, or a system located on a different parcel than the structure.
PROFESSIONAL SERVICE(S) (LAND USE)
See Section 17.12.020.
PROTECTED NATURAL RESOURCES
Resources such as floodways, floodfringes, floodplain conservancy areas, wetlands, drainageways, woodlands, steep slopes, and lakeshores, which are protected by the provisions of this title.
PUBLIC IMPROVEMENT
Any improvement, facility, or service, together with customary improvements and appurtenances thereto, necessary to provide for public needs such as: streets, roads, alleys or pedestrian walks or paths, storm sewers, flood control improvements, water supply and distribution facilities, sanitary sewage disposal and treatment, public utility and energy services.
PUBLIC SERVICES AND UTILITIES (LAND USE)
See Section 17.10.050.
PUBLIC SEWER
Includes the Village sewer system and other forms of sewer systems approved by the State Department of Natural Resources and maintained by a public agency authorized to operate such systems.
RECORDED LOT
See "Lot of record."
REQUIRED RESOURCE PROTECTION AREA (RPA)
The area of a site which may not be disturbed by development activity and which must also be reserved as permanently protected green space. Required resource protection area is the result of subtracting the net developable area (NDA) from the gross site area (GSA).
RESIDENTIAL COLLECTOR STREET
A collector street serving primarily residential land uses which primarily serves to connect local residential streets to collector or arterial streets.
RESIDENTIAL LAND USE(S)
See Chapter 17.06.
RESIDENTIALLY ZONED
A property located in a residential district.
RESTRICTIVE, MORE (LESS)
A regulation imposed by this title is more (less) restrictive than another if it prohibits or limits development to a greater (lesser) extent or by means of more (less) detailed specifications.
RESTAURANT
See "Indoor commercial entertainment."
RESTAURANT, FAST FOOD
See "In-vehicle sales and service."
SALVAGE YARD (LAND USE)
See Section 17.14.040.
SCALE (OF DEVELOPMENT)
Is a term used to describe the gross floor area, height, or volume of a single structure or group of structures.
SEDIMENTATION
The deposition of soil that has been transported from its site of origin by water, ice, wind, gravity, or other natural means as a result of erosion.
SELECTIVE CUTTING (LAND USE)
See Section 17.08.060.
SETBACK
The shortest distance between a building's or structure's exterior from the nearest point on the referenced lot line. See "Minimum setback."
SEXUALLY-ORIENTED USE (LAND USE)
See Section 17.12.160.
SHOPPING CENTER
See "Group development."
SHRUB
A low-lying deciduous or evergreen plant. See Section 17.68.110.
SIGN
See Chapter 17.62. See also, Section 17.72.050 for applicable procedures.
SINGLE-FAMILY DETACHED DWELLING UNIT
A dwelling designed for and occupied by not more than one family and having no roof, wall, or floor in common with any other dwelling unit. This dwelling unit type consists of a fully detached single-family residence which is located on an individual lot or within a group development. The dwelling unit must be a site built structure built in compliance with the State of Wisconsin Uniform Dwelling Code (UDC), or may be a manufactured dwelling (modular home) as permitted by the UDC or a manufactured home as permitted by the HUD code. For any of these dwelling units, the use of a permanent, continuous UDC foundation is required. This dwelling unit type may not be split into two or more residences.
SINGLE-FAMILY RESIDENTIAL (RS-1) DISTRICT
See Chapter 17.34.
SINGLE-FAMILY RESIDENTIAL (RS-2) DISTRICT
See Chapter 17.36.
SINGLE-FAMILY RESIDENTIAL (RS-3) DISTRICT
See Chapter 17.38.
SITE AREA
See "Gross site area."
SITE PLAN
See Section 17.72.060 for applicable procedures.
SKYLIGHT
A window or other paned area located on the ceiling or roof of a structure.
SOLID FENCE
Any fence which cannot be seen through. Such fences include basketweave fences, stockade fences, plank fences, and similar fences.
STANDARD ZONING DISTRICTS
Zoning districts which primarily regulate the use of land, and intensity or density of such use.
STANDARD INDUSTRIAL CLASSIFICATION CODE (SIC)
The numeric code for categorizing land uses developed by the US Department of Commerce. SIC codes in this title are based on the listing contained within the 1987 manual.
START OF CONSTRUCTION
The date the building permit is issued, provided the actual start of activity was within 730 calendar days of the permit date. The "actual start of activity" means either the first placement of permanent construction of a structure on the site such as the pouring of a slab or footings, the installation of piles, or the construction of columns. 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 excavation for basement, footings, piers, or foundations; nor does it include the erection of temporary forms; nor does it include the installation on the property of accessory buildings, such as garages or shed not occupied as dwelling units or part of the main structure.
STEEP SLOPE
Areas which contain a gradient of 12% or greater, (equivalent to a ten-foot elevation change in a distance of 83 feet or less), as shown on USGS 7.5 minute topographic maps for the Village and its environs.
STORAGE LAND USE(S)
See Chapter 17.14.
STORAGE STANDARDS
See Section 17.66.060.
STORY
That portion of a building included between the surface of any floor and the surface of the floor next above; or if there is no floor above, the space between the floor and the ceiling next above. Neither a basement nor a cellar shall be counted as a story.
STREET
Any public or private way dedicated or permanently open to pedestrian and vehicular use which is 22 feet or more in width if it exists at the time of enactment of this title; and any such public right-of-way 60 feet or more in width when established after the effective date of this title.
STREET LINE
See "Lot line, front."
STRIP DEVELOPMENT
A pattern of land uses typified by nonresidential and/or multifamily development located along one or both sides of a street which is generally only one lot deep and which is characterized by many curb cuts, low green space ratios, low landscape surface ratios, high floor area ratios, and/or low quantities of landscaping.
SUBSTANDARD LOT
A lot of record which lawfully existed prior to this title, which would not conform to the applicable regulations if the lot were to be created under the current provisions of this title.
SUBSTANTIAL IMPROVEMENT
Any structural repair, reconstruction, or improvement of a structure, the cost of which equals or exceeds 50% of the present equalized assessed value of the structure either before the improvement or repair is started, or if the structure has been damaged, and is being restored, before the damage occurred. The term does not, however, include either:
1. 
Any project to improve a structure to comply with existing state or local health, sanitary, or safety code specifications solely necessary to assure safe living conditions; and
2. 
Any alteration of a structure or site documented as deserving preservation by the Wisconsin State Historical Society, or listed on the National Register of Historic Places.
Ordinary maintenance repairs are not considered structural repairs, modifications or additions. Such ordinary maintenance repairs include internal and external painting, decorating, paneling, and the replacement of doors, windows, and other nonstructural components. (For purposes of this definition, "substantial improvement" is considered to occur when the first alteration of any wall, ceiling, floor, or other structural part of the building commences, whether or not that alteration affects the external dimensions of the structure.)
STRUCTURE
Anything constructed or erected, the use of which requires a more or less permanent location on the ground, or attached to something having a permanent location on the ground, excepting public utility fixtures and appurtenances.
SUBURBAN COMMERCIAL (SC) DISTRICT
See Chapter 17.46.
SUBURBAN INDUSTRIAL (SI) DISTRICT
See Chapter 17.50.
SWALE
A linear depression in land running downhill or having a marked change in contour direction in which sheet runoff would collect and form a temporary watercourse.
TEMPORARY USE
A land use which is present on a property for a limited and specified period of time.
TOWNHOUSE
This dwelling unit type consists of an attached, two-story, single- family residence which has a private, individual access and is located on its own lot or within a group development. This dwelling unit type may not be split into additional residences. A minimum one-hour fire rated wall assembly division, separating living areas from the lowest level through the roof, and individual sanitary sewer and public water laterals, are required between each dwelling unit. No more than eight and no less than three townhouse dwelling units may be attached per group. All townhouse units within a development shall be located a minimum of 30 feet from the boundary of the development.
TOXIC MATERIALS STANDARDS
See Section 17.66.150.
TRANSPORTATION LAND USE(S)
See Chapter 17.16.
TRUCK STOP
See "In-vehicle sales and service."
TWIN HOUSE
These dwelling unit types consist of a single-family dwelling which is attached on one side to another single-family residence. A minimum one-hour fire rated wall assembly division, separating living areas from the lowest level to flush against the underside of the roof, and individual sanitary sewer and public water laterals, are required between each dwelling unit. The two residences may or may not be located on individual lots. The twin house is distinguished from the duplex house merely by having each unit located on an individual lot or within a group development. These dwelling unit types may not be split into additional residences.
TWO-FLAT HOUSE
This dwelling unit type consists of a single-family residence, which is in complete compliance with the State of Wisconsin One- and Two-Family Dwelling Code (Sections 101.60-.66), which has been converted into a two-family residence. The two residences are both located on the same lot or within the same group development. This dwelling unit type may not be split into additional residences. Where permitted, this use is a conditional use and must be approved through the procedures of Section 17.72.040.
TWO-FAMILY RESIDENTIAL (RD) DISTRICT
See Chapter 17.40.
UNNECESSARY HARDSHIP
The circumstance where special conditions affecting a particular property, which were not self-created, have made strict conformity with restrictions governing areas, setbacks, frontage, height or density unnecessarily burdensome or unreasonable in light of the purposes of this title.
URBAN INDUSTRIAL (UI) DISTRICT
See Chapter 17.52.
USE
The purpose or activity for which land or any building thereon is designed, arranged, or intended, or for which it is occupied or maintained.
USE, ACCESSORY
See "Accessory use."
USE, CONDITIONAL
See "Conditional use."
USE, PRINCIPAL
See "Principal use."
UTILITY SHED (LAND USE)
See Section 17.20.040.
VARIANCE
Permission to depart from the literal requirements of this title granted pursuant to Section 17.72.080.
VIBRATION STANDARDS
See Section 17.66.080.
VIOLATION
See Section 17.74.060.
VISIBILITY STANDARDS
See Section 17.66.030.
WASTE DISPOSAL FACILITY (LAND USE)
See Section 17.14.050.
WASTE MATERIALS STANDARDS
See Section 17.66.160.
WISCONSIN WETLAND INVENTORY MAP
Map prepared by the Wisconsin Department of Natural Resources.
WOODLAND
Areas of trees whose combined canopies cover a minimum of 80% of an area of one acre or more, as shown on USGS 7.5 minute topographic maps for the Village and its environs.
WORKING DAYS
Monday, Tuesday, Wednesday, Thursday or Friday; excluding holidays granted by the Village to its department heads.
YARD
A required open space on a lot. which is unoccupied and unobstructed by a structure from its lowest ground level to the sky, except as expressly permitted in this title. A yard shall extend along a lot line and at right angles to such lot line to a depth or width specified in the yard regulations for the district in which such lot is located.
YARD, FRONT
A yard extending along the full width of the front lot line between side lot lines and extending from the abutting front street right-of-way line to a depth required in the yard regulations for the district in which such lot is located.
YARD, REAR
A yard extending along the full width of the rear lot line between the side lot lines and extending toward the front lot line for a depth as specified in the yard regulations for the district in which such lot is located.
YARD, SIDE
A yard extending along the side lot line between the front and rear yards, having a width as specified in the yard regulations for the district in which such lot is located.
ZONING ADMINISTRATOR
The Village employee charged with the application and interpretation of this title. See Section 17.74.020.
ZONING DISTRICT(S)
See Section 17.30.020.
ZONING MAP
See "Official zoning map" above and see Section 17.30.030.