Homogeneous material means one material of uniform composition throughout or a material, consisting of a combination of materials, that cannot be disjointed or separated into different materials by mechanical actions such as unscrewing, cutting, crushing, grinding and abrasive processes;
Impervious area means any surface that does not allow stormwater to infiltrate into the ground.
Diatomaceous earth filtration means a process resulting in substantial particulate removal in which a precoat cake of diatomaceous earth filter media is deposited on a support membrane (septum), and while the water is filtered by passing through the cake on the septum, additional filter media known as body feed is continuously added to the feed water to maintain the permeability of the filter cake.
Built-Up Area and/or “Covered Area” in relation to a Flat shall mean the floor area of that Flat including the area of balconies and terraces, if any attached thereto, and also the thickness of the walls (external or internal) and the columns and pillars therein Provided That if any wall, column or pillar be common between two Flats, then one-half of the area under such wall column or pillar shall be included in the built-up area of each such Flat.
Geologically hazardous areas means areas that because of their susceptibility to erosion, sliding, earthquake, or other geological events, are not suited to the siting of commercial, residential, or industrial development consistent with public health or safety concerns.
Area of shallow flooding means a designated AO or AH Zone on a community's Flood Insurance Rate Map (FIRM) with one percent or greater annual chance of flooding to an average depth of one to three feet where a clearly defined channel does not exist, where the path of flooding is unpredictable and indeterminate; and where velocity flow may be evident. Such flooding is characterized by ponding or sheet flow.
Bulk gasoline plant means a gasoline storage and distribution facility with an average daily throughput of 20,000 gallons (76,000 liters) of gasoline or less on a 30-day rolling average.
Baseline area means any intra- state area (and every part thereof) des- ignated as attainment or unclassifiable under section 107(d)(1)(A)(ii) or (iii) of the Act in which the major source or major modification establishing the minor source baseline date would con- struct or would have an air quality im- pact for the pollutant for which the baseline date is established, as follows: equal to or greater than 1 μg/m3 (an- nual average) for SO2, NO2, or PM10; or equal or greater than 0.3 μg/m3 (annual average) for PM2.5.(ii) Area redesignations under section 107(d)(1)(A)(ii) or (iii) of the Act cannot intersect or be smaller than the area of impact of any major stationary source or major modification which:
Business Area means an adjacent area that is zoned by a state, county, township, or municipal zoning authority for industrial or commercial purposes, customarily referred to as "b" or business, "c" or commercial, "i" or industrial, "m" or manufacturing, and "s" or service, and all other similar classifications and that is within a city, village, or charter township or is within 1 mile of the corporate limits of a city, village, or charter township or is beyond 1 mile of the corporate limits of a city, village, or charter township and contains 1 or more permanent structures devoted to the industrial or commercial purposes described in this subdivision and that extends along the highway a distance of 800 feet beyond each edge of the activity. Each side of the highway is considered separately in applying this definition except that where it is not topographically feasible for a sign or sign structure to be erected or maintained on the same side of the highway as the permanent structure devoted to industrial or commercial purposes, a business area may be established on the opposite side of a primary highway in an area zoned commercial or industrial or in an unzoned area with the approval of the state highway commission. A permanent structure devoted to industrial or commercial purposes does not result in the establishment of a business area on both sides of the highway. All measurements shall be from the outer edge of the regularly used building, parking lot, or storage or processing area of the commercial or industrial activity and not from the property lines of the activities and shall be along or parallel to the edge or pavement of the highway. Commercial or industrial purposes are those activities generally restricted to commercial or industrial zones in jurisdictions that have zoning. In addition, the following activities are not commercial or industrial:
Iatrogenic infertility means an impairment of fertility by surgery, radiation, chemotherapy, or other medical treatment affecting reproductive organs or processes.
Planning area means a planning area or a development area or a local planning area or a regional development plan area, by whatever name called, or any other area specified as such by the appropriate Government or any competent authority and includes any area designated by the appropriate Government or the competent authority to be a planning area for future planned development, under the law relating to Town and Country Planning for the time being in force and as revised from time to time;
Work area means a room or defined space in a workplace where hazardous chemicals are produced or used, and where employees are present.