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Definition
| Area on the project site that has been impacted by any development activity. Hardscape, access roads, parking lots, non-building facilities and building structures are all included in the development footprint. |
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| The floor area of the building divided by the total area of the site (square feet per acre) |
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| The use of microorganisms and vegetation to remove contaminants from water and soils |
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| Comprehensive Environmental Response, Compensation, and Liability Act - aka Superfund: Addresses abandoned or historical waste sites. |
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| The removal of contaminated soil and groundwater for off-site treatment. i.e. pump and treat. |
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| Treatment of contaminated soil or ground water in place. i.e. injection wells, reactive trenches. |
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| Resource Conservation and Recovery Act: Gives EPA authority to control hazardous waste from cradle to grave. |
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| parking spots closest to the main entrance or discounted parking passes. |
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Definition
| Building area - does not include parking lots landscapes or non-building facilities |
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| Defined by local zoning or Property area minus development footprint. Area must be vegetated and pervious. In Urban Areas open space includes pedestrian oriented hardscapes. |
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| Total suspended solids (TSS) |
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Definition
| particles or flocs that are to small to be removed from storm water via gravity settling. Must be removed via filtration |
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| ratio of radiation emitted by a surface to the radiation emitted by a black body at the same temperature. |
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Definition
| Warmer temperatures are experienced in urban landscapes compared to adjacent rural areas due to solar energy retention on constructed surfaces. (streets, sidewalks, parking lots, buildings all contribute) |
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Term
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Definition
| number between 0 and 1 that indicates the ability of a material to shed infrared radiation. Most building materials (including glass) are opaque to this wavelength) |
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| Non- roof Impervious Surface |
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Definition
| all surfaces on site with a perviousness less than 50%. Most asphalts. |
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Term
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Definition
| Pavement that is less than 50% impervious and has vegetation in open cells. |
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| (SRI) Solar reflectance index |
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Definition
| measure of a materials ability to reject solar heat as shown by a small temperature rise. (black = 0 white = 100 |
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Definition
| direction in which the luminaire emits the greatest luminous intensity. |
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Definition
| local hour of lighting restrictions or 10:00 pm by default. |
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Term
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Definition
| is a unit of illuminance = one lumen of light falling on a one square foot area from a one candela light source at a distance of one foot. |
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Term
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Definition
| waste light - light that produces glare, is directed upward or off-site. |
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Term
| Outdoor Lighting Zone Definitions |
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Definition
LZ1 Dark - population densities less than 200 people per sq mile.
LZ2 Low 200-3000 people per sq mile
Lz3 Medium - 3000 people per sq mile
LZ4 High - 100,000 or more peaople per sq mile |
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Term
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Definition
| high efficiency irrigation method where water is delivered at low pressures through buried mains and networks of perforated tubes. |
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Term
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Definition
| untreated house waste water that has not come into contact with toilet waste. ( cloths washers, sinks showers etc. may vary state to state |
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Definition
| total site area minus building footprint, paved surfaces,water bodies etc. |
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Definition
| involves irrigation systems with small sprinkler or drippers designed to apply small volumes of water |
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Term
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Definition
| use biological organisms to treat wastewater to advanced levels. |
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