Chapter 1 General Provisions Part 2 Definitions L

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Ldn - Day/ night average sound level, which is the twenty-four hour average sound level in decibels obtained after the addition of ten decibels to the night-time sound level measured from 10: 00 P. M. to 7: 00 A. M.

LG& E - Louisville Gas and Electric Company, or its successor.

Lamp - the component of a luminaire that produces the actual light.

Land Clearing - Removal of all trees and/ or vegetation from the land surface to mineral soil.

Land Disturbance - Any activities that change or disturb the natural surface of the land such as clearing, removal of tree canopy, grading, excavating, filling, and storing or stockpiling of material.

Land Disturbing Activity - All construction, demolition, reconstruction modification, extension, or expansion of structures or parking areas, placement of fill, dumping, storage of earthen materials, excavation, land clearing, clear-cutting, tree and vegetation removal, grading, grubbing or any similar activity or combination thereof that changes the natural cover or topography creating the potential for erosion and contribution to sediment.

Land Use - A description of how land is occupied or utilized. The terms "land use" and "use of land" shall be deemed also to include building use and use of building.

Landfill - A disposal site in which refuse and earth, or other suitable cover material, are deposited and compacted in alternative layers of specified depth in accordance with an approved plan.

Landing Area - The area of an airport used for the landing, taking off and taxiing of aircraft.

Land Surveyor - A person currently registered and licensed to practice land surveying by the Kentucky State Board of Registration for Professional Engineers and Land Surveyors.

Landscape Buffer Area (LBA) - Area that must be set aside, free from development, to accommodate required landscape and buffering materials. No buildings or structures except fences, walls, or those structures attendant to public utility service shall be allowed within the required LBA.

Landscaping - Treatment of land comprising a building site or easement which consists of, but is not limited to, the use of grass, ground covers, shrubs, vines, hedges, trees, berms and architectural landscape features and material, for the visual and functional purposes of the site.

Landscaping Lighting - type of outdoor lighting used to illuminate landscaping areas (flower beds, trees, vegetation) and other aesthetic features on a parcel (flag poles, etc.).

Laundry, Self-Service - A business that provides self-service dry cleaning, washing, drying, or ironing machines for hire, to be used by customers on the premises.

Light Trespass - the shining of light produced by a luminaire beyond the boundaries of the property on which it is located.

Live/ Work Unit - A mixed use structure held in single ownership and containing: (a) commercial or office use not to exceed more than 50 percent of the floor area of the building; and (b) residential use which shall include the balance of the remaining building floor area. Residential use may utilize up to 100 percent of the building floor area.

LOJIC (Louisville and Jefferson County Information Consortium) - The cooperative technological effort formally implemented by the City of Louisville, Jefferson County, Metropolitan Sewer District and the Property Valuation Administrator that is designed to coordinate all the agencies' traditional mapping efforts, from streets and streams and utility lines to land use zones.

Loading Area/ Space (or Berth) - Designated areas where trucks may load and unload cargo. Said areas shall be at least 10 feet by 50 feet with a minimum height clearance of 14 feet and shall have appropriate means of access. Such spaces are considered "on-street" if they are located on a dedicated street right-of-way and are considered "off-street" if they are not.

Local Regulatory Conveyance Zone -The channel of a river or solid blue line stream and the land adjacent to that river or stream which if unobstructed will discharge a local regulatory flood without cumulatively increasing the water surface elevation more than one tenth of one foot. The conveyance zone is determined by an equal loss of conveyance (at higher elevation) occurring on each side of the channel.

Local Regulatory Floodplain - see "Floodplain, Local Regulatory."

Lot - The smallest subdivision of land having fixed and described boundaries for purposes of conveyance of title, and (when Part of a subdivision) having an assigned number or other designation through which it is identified.

Lot Area -The total land area within the fixed boundaries of a lot.

Lot, Corner - A lot whose lines are adjacent to two or more streets from their point of intersection.

Lot Depth, Mean - The mean distance from the front street line of the lot to its opposite rear line, measured in the mean general direction of the side lines of the lot.

Lot, Flag - A lot or building site which has a minimum frontage (at least 25 feet of frontage per Chapter 7 of this code) on a public or private street, the buildable area of which is reached via a private drive or lane, and whose width some distance back from the street boundary line meets all ordinance requirements.

Lot Frontage -The linear distance measured along the narrow dimension of a lot adjoining a street right-of-way.

Lot, Interior -A lot other than a corner lot.

Lot Line (or Property Line) -Any legal boundary of a lot. Where applicable, the lot line may coincide with the right-of-way line.

Lot, Dual Frontage or Through -An interior lot having frontage on two parallel or approximately parallel streets.

Lot Width, Mean -The mean distance from a side line of the lot to its opposite side line, measured in the mean general direction of the front and rear lines of the lot.

Low-moderate Income -Annual gross income that is less than or equal to 80% of the median income for households of the same size in Jefferson County, as published annually by the US Department of Housing and Urban Development.

Lowest Adjacent Grade -The lowest natural elevation of the ground surface, prior to construction, next to the proposed walls of a building.

Lumen -A unit of luminous flux. One footcandle is one lumen per square foot. For the purposes of this Ordinance, the lumen-output values shall be the initial lumen output ratings of a lamp.

Luminaire -a complete lighting system, and includes a lamp or lamps and a fixture (See Appendix 4A for examples of acceptable luminaires).