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City of Byrnes Mill, MO
Jefferson County
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Table of Contents
Table of Contents
[R.O. 2011 §400.010; Ord. No. 054-87 §1, 10-21-1987]
This Chapter shall be known and may be cited and referred to as the Zoning Ordinance of the City of Byrnes Mill, Missouri.
[R.O. 2011 §400.020; Ord. No. 054-87 §I, 10-21-1987; Ord. No. 094-88 §I, 7-6-1988; Ord. No. 114-88 §I, 12-7-1988; Ord. No. 299-93 §I, 12-1-1993; Ord. No. 332-94 §I, 10-19-1994; Ord. No. 459-01 §1, 1-3-2001; Ord. No. 618-06 §1, 1-4-2006; Ord. No. 795-12 §1, 8-15-2012]
For the purpose of this Chapter, certain terms and words are hereby defined. Words used in the present tense include the future; the singular number shall include the plural, and the plural the singular; the word "building" shall include the word "structure"; and the word "shall" is mandatory and not directory.
ACCESSORY BUILDING OR USE
A subordinate building, or a portion of the main building or use, which is incidental to the principal building or use which is located on the same lot as the principal building or use.
AGRICULTURE
The use of land or buildings for agricultural purposes, including farming, dairying, pasturage, agriculture, floriculture, viticulture, and animal and poultry husbandry and the necessary accessory uses for packing, treating or storing the produce raised on the premises; provided however, that the operation of such accessory uses shall be secondary to that of normal agricultural activities and further provided that the above uses shall not include the commercial feeding of garbage or offal to swine or other animals.
ALLEY
A public thoroughfare which affords only a secondary means of access to abutting property.
APARTMENT
A room or a suite of rooms within an apartment house arranged, intended or designed for a place of residence of a single-family or a group of individuals living together as a single housekeeping unit.
APARTMENT HOUSE
See dwelling, multiple.
BASEMENT
A story whose floor is more than twelve (12) inches but not more than one-half (½) its clear height below the average level of the adjoining ground. A basement, when used as a dwelling, shall be counted as a story for purposes of minimum side yard determination.
BLOCK
A unit of property bounded by streets, or by streets and/or railroad rights-of-way, waterways or other barriers.
BOARDING, LODGING, OR ROOMING HOUSES
A building or place where rooming, lodging, or lodging and boarding are provided (or which is equipped to regularly provide such services) by pre-arrangement for definite periods and for compensation. A boarding, lodging or rooming house may have accommodations for three (3) or more persons, but not more than nine (9) persons. A boarding, lodging, or rooming house as distinguished from a hotel which is open to transients and has accommodations for ten (10) or more persons.
BUILDING
A structure having a roof supported by columns or walls for the shelter, support, enclosure or protection of persons, animals, chattels or property, but not including any vehicle, trailer (with or without wheels) nor any movable devices such as furniture, machinery, or equipment.
BUILDING, HEIGHT OF
The vertical distance from the grade to the highest point of the coping of a flat roof, or to the deck line of a mansard roof, or to the mean height level between eaves and the ridge for gable, hip or gambrel roofs.
CELLAR
A story having more than one-half (½) of its height below grade. A cellar shall not be counted as a story for the purposes of height regulation.
CHILD OR DAY CARE CENTER
Any place, home or institution which receives five (5) or more children under the age of sixteen (16) years, and not of common parentage, for care apart from their natural parents, legal guardians or custodians, when received for regular periods of time for compensation; provided however, this definition shall not include public and private schools organized, operated or approved under the laws of this State, custody of children related by blood or marriage within the third (3rd) degree of the custodian person, or to churches or other religious or public institutions caring for children within the institutional building while their parents or legal guardians are attending services or meetings or classes or engaged in church activities.
CLUB
A building or portion thereof or premises owned or operated by a corporation, association, person or persons for social, educational or recreational purpose, but not primarily for profit or to render a service which is customarily carried on as a business.
COMMERCIAL
Any business of a commercial nature that has as its primary function the direct sale of goods or services to the general public.
CONDITIONAL USE
Conditional use applies to a use that is on the list of permitted uses for a particular zone but zoning approval or use within the zone comes with additional stipulations (or conditions). It is recommended by Planning and Zoning and must be approved by the Board of Aldermen.
CONDOMINIUMS
Real estate, portions of which are designated for separate ownership and the remainder of which is designated for common ownership solely by the owners of those portions. Real estate is not a condominium unless the undivided interests in the common elements are vested in the unit owners.
DISTRICT, ZONING
A section or sections of the City of Byrnes Mill for which the regulations governing the use of buildings and premises, the height of buildings, the size of yards, and the intensity of the use are uniform.
DWELLING
Any building or portion thereof which is designed and used exclusively for residential purposes.
DWELLING, ATTACHED SINGLE-FAMILY
One (1) of a series of attached dwellings designed exclusively for occupancy by one (1) family and located on individually subdivided lots of record. Attached single-family dwellings may be of condominium type, so long as each unit is located on an individual lot of record to be conveyed as part of the property which each occupies.
DWELLING, MULTIPLE
A building or portion thereof arranged, intended or designed for occupancy by three (3) or more families, and including apartment houses and row houses.
DWELLING, SINGLE-FAMILY
A detached building arranged, intended or designed for occupancy by one (1) family.
DWELLING, TWO-FAMILY
A building arranged, intended or designed for occupancy by two (2) families.
FAMILY
One (1) or more persons related by blood, marriage or adoption, occupying a dwelling unit as an individual housekeeping unit and not more than two (2) other persons not related by blood, marriage or adoption, or a group of not more than three (3) persons not related by blood, marriage or adoption and living together as a single housekeeping organization in a dwelling unit.
FLOOR AREA
The total number of square feet of floor space within the exterior walls of a building, not including space in cellars, basements, porches, carports, or garages. However, if the cellar or basement is used for business or commercial purposes, it shall be counted as floor area in computing off-street parking requirements.
GARAGE, COMMERCIAL OR PUBLIC
Any building or premises, except those used as a private or storage garage, used for equipping, repairing, hiring, selling or storing motor driven vehicles. The term repairing shall not include an automotive repair shop for the rebuilding, dismantling, or storage of wrecked or junked vehicles.
GARAGE, PRIVATE
A detached accessory building, or portion of the main building, housing the motor driven vehicles of the occupants of the premises, provided that no business, occupation, or service is conducted for profit therein nor space therein for more than one (1) car is leased to a non-resident of the premises.
GRADE
The average level of the finished surface of the ground adjacent to the exterior walls of the building, except when any wall approximately parallels and is not more than five (5) feet from a street line, then the elevation of the street at the center of the wall adjoining the street shall be grade.
GROUP HOME
Any home in which eight (8) or fewer unrelated mentally or physically handicapped persons reside, and may include two (2) additional persons acting as houseparents or guardians who need not be related to each other or to any of the mentally or physically handicapped persons residing in the home.
HOME OCCUPATION
Any occupation or activity which is clearly incidental and secondary to the use of the premises for dwelling purposes and which is carried on by a member of the family residing on the premises, is employed, no stock in trade is kept, or commodities sold, no internal or external alteration or special construction of the premises are involved, no equipment shall be used which creates offensive noise, vibration, sound, smoke, dust, odors, heat, glare, x-ray or electrical disturbance to radio or television instruments, no generation of substantial volume of vehicular or pedestrian traffic or parking demand is created, and in connection with which there is no advertising sign displayed other than a nameplate not exceeding two (2) square feet in area, and there is no other exterior indication that the building is being used for any other purpose other than a dwelling.
HOSPITAL
An institution licensed by the State of Missouri and providing health services primarily for in-patient medical or surgical care of the sick or injured and including related facilities such as laboratories, out-patient departments, training facilities, central service facilities and staff offices which are an integral part of the facility, provided such institution is operated by or treatment is given under direct supervision of a licensed physician.
INDUSTRIAL PARK
An industrial park is a tract of land suitable for industrial use because of location, topography, proper zoning, availability of utilities, and accessibility to transportation, the control and administration of which are vested in a single body.
The uses permitted are regulated by protective minimum restrictions including size of site, parking and loading regulations, and building setback lines from front, side and rear yards.
INDUSTRY OR INDUSTRIAL
The terms "industry" and "industrial" as used in this Chapter, are restricted to establishments primarily involved in product manufacturing and processing, heavy equipment uses, and warehousing. It does not include retail.
JUNK YARD
Any lot on which personal property is or may be salvaged for refuse, resale, or reduction or similar disposition and is owned, possessed, collected, accumulated, dismantled or assorted including but not limited to used or salvaged base materials, their compounds or combinations, used in salvaged rope, bags, paper, rags, glass, rubber, lumber, mill work, brick and similar property, except animal matter, and used motor vehicles, machinery or equipment which is used, owned or possessed for the purpose of wrecking or salvaging parts therefrom.
KENNEL
Any lot on which four (4) or more dogs and/or cats at least four (4) months of age are kept or boarded for commercial purposes.
LOT
A parcel of land occupied or intended for occupancy by a use permitted in this Chapter, including one (1) main building together with its accessory building, open spaces, and parking spaces required by this Chapter, and having its principal frontage upon a street or upon an officially approved place.
LOT, CORNER
A lot abutting upon two (2) or more streets at their intersections.
LOT COVERAGE
That percentage of a lot which, when viewed from above, would be covered by a structure or structures, on any part thereof, excluding roof eaves.
LOT, DEPTH OF
The mean (average) horizontal distance between the front and the rear lot lines.
LOT, DOUBLE FRONTAGE
A lot having a frontage on two (2) non-intersecting streets, as distinguished from a corner lot.
LOT, INTERIOR
A lot whose sides do not abut upon any street.
LOT OF RECORD
A lot which is a part of a subdivision, the map of which has been recorded in the office of the County Recorder of Jefferson County, Missouri or a lot or parcel of land, the deed of which has been recorded in the office of the County Recorder of Jefferson County, Missouri prior to the adoption of this Chapter.
LOT SPLIT
A division of one (1) lot into two (2) lots.
MANUFACTURED HOME
A factory-built structure or structures which, in the traveling mode, is eight (8) body feet or more in width or forty (40) body feet or more in length, or when erected on site contains three hundred twenty (320) or more square feet, equipped with the necessary service connections and made so as to be readily movable as a unit or units on its or their own running gear and designed to be used as a dwelling unit or units with or without a permanent foundation. The phrase "without a permanent foundation" indicates that the support system is constructed with the intent that the manufactured home placed thereon may be moved from time to time at the convenience of the owner. For purposes of this Chapter, the term "manufactured home" shall also be deemed to include what is referred to as a "mobile home" within the Municipal Code of the City of Byrnes Mill, a mobile home being a transportable, factory-built home designed to be used as a residential dwelling and built prior to the enactment of the Federal Manufactured Home Construction Safety Standards Act of 1974, which became effective June 15, 1975. This definition shall not include a structure that is manufactured to be delivered to a specific location and placed on a permanent foundation which said structure is thereafter not designed to be readily moved from time to time at the convenience of the owner.
MARIJUANA
Cannabis indica, Cannabis sativa, and Cannabis ruderalis, hybrids of such species, and any other strains commonly understood within the scientific community to constitute marijuana, as well as resin extracted from the plant and marijuana infused products. "Marijuana" does not include industrial hemp containing a crop-wide average tetrahydrocannabinol concentration that does not exceed three-tenths of one percent (3/10 of 1%) on a dry weight basis, or commodities or products manufactured from industrial hemp.
[Ord. No. 909-19, 10-2-2019]
MARIJUANA-INFUSED PRODUCTS
Products that are infused with marijuana or an extract thereof and are intended for use or consumption other than by smoking, including, but not limited to, edible products, ointments, tinctures and concentrates.
[Ord. No. 909-19, 10-2-2019]
MEDICAL MARIJUANA CULTIVATION FACILITY
A facility licensed by the State of Missouri to acquire, cultivate, process, store, transport, and sell marijuana to a Medical Marijuana Dispensary Facility, Medical Marijuana Testing Facility, or to a Medical Marijuana-Infused Products Manufacturing Facility.
[Ord. No. 909-19, 10-2-2019]
MEDICAL MARIJUANA DISPENSARY FACILITY
A facility licensed by the State of Missouri to acquire, store, sell, transport, and deliver marijuana, marijuana-infused products and drug paraphernalia used to administer marijuana in accordance with applicable law and regulations.
[Ord. No. 909-19, 10-2-2019]
MEDICAL MARIJUANA-INFUSED PRODUCTS MANUFACTURING FACILITY
A facility licensed by the State of Missouri, to acquire, store, manufacture, transport, and sell marijuana-infused products to a Medical Marijuana Dispensary Facility, a Medical Marijuana Test Facility, or to another Medical Marijuana-Infused Products Manufacturing Facility.
[Ord. No. 909-19, 10-2-2019]
MEDICAL MARIJUANA TESTING FACILITY
A facility certified by the State of Missouri to acquire, test, certify, and transport marijuana.
[Ord. No. 909-19, 10-2-2019]
MOBILE HOME PARK
Mobile home park means a contiguous parcel of land which has been developed for the placement of two (2) or more mobile homes and is owned by an individual, a firm, trust, partnership, public or private association or corporation.
MODULAR UNIT OR MODULAR HOME
A transportable building unit designed to be used by itself or to be incorporated with similar units at a point-of-use into a modular structure to be used for residential, commercial, educational or industrial purposes. This definition shall not apply to structures under six hundred fifty (650) square feet used temporarily and exclusively for construction site office purposes. A modular unit or modular home is a structure to be placed on a permanent foundation which said structure is thereafter not designed to be readily moved from tine to time at the convenience of the owner.
MOTEL, MOTOR COURT, MOTOR LODGE OR TOURIST COURT
Any building or group of buildings containing guest rooms or dwelling units, some or all of which have a separate entrance leading directly from the outside of the building with garage or parking space conveniently located on the lot, and designed, used, or intended wholly or in part for the accommodation of transients in automobiles.
NON-CONFORMING USES
Any building or structure, or land lawfully occupied by a use at the time of passage of this Chapter or amendment thereto which does not conform after December 7, 1988 or amendment thereto with the regulations of the district in which it is situated.
NURSING, REST, CONVALESCENT, OR RETIREMENT HOME
A home for the aged or infirm, in which three (3) or more persons not of the immediate family are received, kept or provided with food, shelter or care, for compensation; but not including hospitals, clinics, or similar institutions devoted primarily to the diagnosis, treatment or care of the sick or injured.
OFFICE
A place where business or services for others is transacted and not a place where chattel or goods, wares, or merchandise are commonly created, exchanged or sold.
PARKING AREA
An open, unoccupied space, used or required for use exclusively for the parking of vehicles, and in which no gasoline or vehicular accessories may be sold, nor other business conducted, nor fees charged.
PARKING LOT
An open, surfaced area used exclusively for the temporary storage of motor vehicles.
PARKING SPACE, OFF-STREET
An area, enclosed or unenclosed, sufficient to store one (1) automobile, together with a driveway connecting the parking space with a street, road or alley and permitting ingress and egress of an automobile. An off-street parking space shall have minimum dimensions of nine (9) feet by twenty (20) feet, exclusive of driveways.
PLAT
A map, plan or layout of a City, township, section or subdivision indicating the location and boundaries of individual properties.
PORCH
A covered entrance to a building, usually with a separate roof, that may or may not be enclosed, or a roofed, open gallery attached to the exterior of the building.
PREMISES
A lot, together with all buildings and structures thereon.
PUBLIC BUILDING OR FACILITY
A building or facility owned or operated by a general unit of local, State or Federal government; or a building or facility under the laws of the State of Missouri; or a building or facility operated or used by a non-profit organization and open to general use by the public.
RECREATIONAL AREAS
1. 
Athletic fields, including but not limited to, baseball, softball, soccer, football, field hockey and/or other such similar uses.
2. 
Golf courses and other golf related activities such as, but not limited to, driving ranges and miniature golf.
3. 
Other, typical outdoor sports and recreational activities including swimming, fishing, tennis, handball, boating, archery, horseback riding and boarding or other such similar uses but not including hunting, any uses requiring a firearm.
4. 
Uses requiring mechanized apparatus including, but not limited to, go-carts, bumper boats, batting cages or similar apparatus and remote controlled motorized devices including, but not limited to airplanes, automobiles, boats.
5. 
Facilities that enclose indoor sporting and recreational uses such as clubs with facilities for tennis, racquetball, handball, swimming, gymnasium, fitness center, indoor running track and other such similar uses.
SHOPPING CENTER
A group of architecturally unified commercial establishments built on a site which is planned, owned, and managed as an operating unit related in its location, size, and type of shops to the trade area that the unit serves. The unit provides on-site parking in definite relationship to the types and total size of the stores.
SIGN
An identification, description, illustration or device which is affixed to or represented directly or indirectly upon a building, structure, or land, and which directs attention to a product, place, activity, person, institution, or business, or which provides general information.
SPECIAL USE
Special use is a use that is not on the list of permitted uses for a particular zone is therefore not allowed under normal circumstances. It may be recommended by Planning and Zoning and must be approved by the Board of Aldermen.
STORY
That portion of a building, other than a cellar, included between the surface of any floor and the surface of the floor next above it, or if there is no floor above it, then the space between the floor and the ceiling next above it.
STORY, HALF
A space under a sloping roof which has the line of intersection of roof decking and wall face not more than three (3) feet above the top floor level, and in which space not more than sixty percent (60%) of the floor area is finished off for use. A half story may be used for occupancy only in conjunction with and by the occupancy of the floor immediately below.
STREET OR ROAD
All property dedicated or intended for public or private use for the passage of motor vehicles that is not wholly contained within a single lot.
STRUCTURAL ALTERATION
Any change in the supporting members of a building, such as bearing walls, or partitions, columns, beams or girders, or any substantial change in the roof or in the exterior walls, excepting such repair or replacement as may be required for the safety of the building, but not including an opening in bearing walls as permitted by existing ordinances.
STRUCTURE
Anything constructed or erected, the use of which requires more or less permanent location of the ground or attached to something having a permanent location on the ground and including but not limiting the generality of the foregoing, advertising signs, billboards, backstops for tennis courts, and pergolas (projecting roofs).
SUBDIVISION
A division of one (1) lot into more than two (2) lots.
SWIMMING POOL
A pool or tank, especially an artificial pool or tank, intended and adapted for swimming and held out as a swimming pool meeting the guidelines set forth in the currently adopted Building Code. All such pools are required to conform with all applicable yard requirements for the zone in which they are located.
TOURIST OR TRAILER CAMP
An area where one (1) or more tents or auto trailers can be or are intended to be parked, designed or intended to be used as temporary living facilities of one (1) or more families, and intended primarily for automobile transients.
TOWNHOUSE
One (1) of a series of three (3) or more attached single-family dwellings, two (2) or three (3) stories in height, which are separated horizontally from one another by solid partition walls extending from basement to roof without opening, and which fronts on a public street or other approved place and has both a front and a rear yard.
TOWNHOUSE APARTMENT
One (1) of a series of three (3) or more attached dwellings, two (2) or three (3) stories in height, for single-family occupancy which are separated from one another by partition walls extending from basement to roof without openings, but which are not located or sited on individual subdivided lots.
USE
The purpose for which land or a building is arranged, designed or intended, or for which either land or a building is or may be occupied or maintained.
VARIANCE
A modification of the specific requirements of this Chapter granted by the Board of Adjustment in accordance with the terms of this Chapter. Such modifications shall not include authorizing a use not among the uses specified by this Chapter as permitted in the district in which such property is located.
VESTIBULE OR LOBBY
A passage, hall, or room between the outer door and interior of a building.
YARD
An open space on the same lot with a building unoccupied and unobstructed by any portion of the structure from the ground upward, except as otherwise provided in this Chapter. In measuring required yard widths and depths, the minimum horizontal distance between the lot line and the main building shall be used.
YARD, FRONT
A yard extending across the front of a lot and being the minimum horizontal distance between the front lot line and the main building or any projections thereof other than the projections of the usually uncovered porch. On corner lots the front yard shall be considered as a parallel to the street upon which the lot has its least dimension.
YARD, REAR
A yard extending across the rear of a lot and being the required minimum horizontal distance between the rear lot line and the rear of the main building or any projections thereto other than the projections of uncovered steps, unenclosed balconies, or unenclosed porches. On all lots the rear yard shall be at the opposite end of the lot from the front yard.
YARD, SIDE
A yard between the main building and the side line of the lot, and extending from the required front yard to the required back yard, and being the minimum horizontal distance between the side lot line and the side of the main buildings or any projections thereto.