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pervious surface definition

Open to passage or entrance; permeable. Pervious surfaces provide a surface suitable for pedestrian and/or vehicular traffic, while allowing rainwater to infiltrate through the surface and into underlying layers. Pervious surfaces include grass, mulched groundcover, planted areas, vegetated roofs, permeable paving as well as porches and decks erected on pier foundations that maintain the covered lot surface’s water permeability. 2. We will reclassify those land-use types into either impervious or pervious surfaces to derive the stormwater bill for each property. pervious to water . A pervious surface is a surface that allows the percolation of water into the underlying soil. Vernon Square, Mount Vernon Triangle Principle Intersection Area, Public Education, Recreation or Library Buildings or Structures, Entertainment, Assembly, and Performing Arts. An impervious surface refers to any structure that blocks rainwater from soaking into the soil and recharging the ground water. Define New pervious surface. Permeable vs. Impermeable Surfaces . Pervious surfaces include vegetation, water bodies, and bare soil. Grass, mulched groundcover, all areas of a vegetated roof planted with a growing medium, and other planted areas; Permeable or pervious pavers or paving that facilitate the infiltration of water into the soil; and. What is the difference between permeable and impermeable surfaces? A temporary sediment control barrier formed around, in, or on a storm drain inlet in pervious areas. the new road has a pervious surface that will cut down on the amount of water that collects on it during heavy rains. Giga-fren. EPA created the Impervious Surface Growth Model (ISGM) to help communities estimate and compare the likely impervious surface impacts of proposed housing and … WikiMatrix . En général, seule la forme au masculin singulier est donnée. All contents of the lawinsider.com excluding publicly sourced documents are Copyright © 2013-. patents-wipo. Note for purposes of threshold determination and runoff volume modeling for detention and treatment in the SWDM, vegetated roofs and permeable pavements are to be considered impervious surfaces along with lawns, landscaping, sports … Paver stones can be replaced in sections on an as-needed basis, extending t… Pervious surface means any surface material that allows stormwater to infiltrate into the ground. 2 : permeable pervious soil. springer. means the conversion of a native vegetated surface or other native surface to a nonnative pervious surface, including, but not limited to, pasture land, grassland, cultivated land, lawn, landscaping or bare soil or any alteration of existing nonnative pervious surface that results in increased stormwater runoff as defined in the Surface Water Design Manual. pervious adj adjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house." pervious: See: amenable , disposable , open , passable , penetrable , pliable , suasible Il est généralement placé après le nom et s'accorde avec le nom (ex : un ballon bleu, une balle bleue). Pharmaceutical preparation in containers that are pervious to water vapor and have improved stability. A life span equal to or greater than standard asphalt. Diamond Vogel Paints Duluth, MN. Pervious materials permit water to enter the ground by virtue of their porous nature or by large spaces in the material. Pervious surface coverings if installed correctly and properly maintained duplicate the structural and functional features of traditional pavement. For more information on the following topic, please see the corresponding referenced chapter: Blagden Alley Residential Transition Area, Massachusetts Avenue Corridor and Mt. However, you might need to clarify with your contractor to be certain they’re using the terms interchangeably. The area dedicated to a below or above grade swimming pool. Why are impervious surfaces bad? Decks or porches constructed above the surface of the lot that are erected on pier foundations, and that maintain a permeable surface underneath that can facilitate the infiltration of water into the soil. patents-wipo. Pervious Surfaces. Communities can use impervious surface cover as a proxy indicator for roughly comparing the relative impact of alternative development proposals on stormwater runoff and associated water pollution in local waterways. 2. Pervious surface design, installation, testing, maintenance and cleaning shall be performed in accord with generally accepted practice, manufacturer standards and any applicable professional/manufacturer association standards or required installer certification. If not, check the stormwater management efficacy of the different types they’re using. University MN-Duluth. Pervious surfaces include grass, mulched groundcover, planted areas, vegetated roofs, permeable paving as well as porches and decks erected on pier foundations that maintain the covered lot surface’s water permeability. A pervious surface is a surface that allows the percolation of water into the underlying soil.Pervious surfaces include grass, mulched groundcover, planted areas, vegetated roofs, permeable paving as well as porches and decks erected on pier foundations that maintain the covered lot surface's water permeability. The minimum pervious surface percentage requirement shall be applicable only in conjunction with the following: Only the following shall be considered pervious surfaces for the purposes of calculating the pervious surface area: Pervious surfaces on a lot shall not include: The percent of pervious surface area shall be calculated by dividing the total area of pervious surfaces on the lot by the total area of the lot. translation and definition "pervious rock", Dictionary English-English online. Pervious definition: able to be penetrated ; permeable | Meaning, pronunciation, translations and examples Permeable pavement surfaces are made of either a porous material that enables stormwater to flow through it or nonporous blocks spaced so that water can flow between the gaps. Routine human use of land can also create impervious surfaces; for example, dirt paths can develop highly compacted soil which is effectively impervious, and mismanagemen… An aesthetically pleasing surface that could increase your property value. OPEN JOINTED BLOCKS WITH PERVIOUS JOINTS Interlocking concrete or stone units have spaces between their joints that are filled with a pervious material, such as fine gravel or sand. Pervious, permeable, and porous pavers (the three Ps) often are used interchangeably by professionals without regard to their unique characteristics. patios), outdoor stairways, walking, driving and parking areas made of concrete, brick, asphalt, decorative pavers, compacted gravel or other material that does not facilitate the infiltration of water directly into the subsurface of the lot; The building footprint based on its foundation perimeter, whether located below grade or at grade; Where a building does not have a foundation, the area of the roof; and. An impervious surface is a surface which cannot be penetrated by water. Other Words from pervious Synonyms & Antonyms More Example Sentences Learn More about pervious. The minimum pervious surface percentage shall be as required by the development standards for the Residential and Residential Flat zones. In harder, jointed (and therefore pervious) rocks, landslips are rarer. An addition to a historic resource that increases the existing lot occupancy at the time of building permit application by 25% or more. A classic example of an impervious surface is paving, utilized to make roads and parking lots all over the world. A pervious surface is a surface that allows the percolation of water into the underlying soil. Roofing and other building materials are also classically impervious. Impervious area Hyd A surface or area within a drainage catchment that significantly restricts the infiltration of water, even though some minor infiltration may occur through minor pores and cracks, e.g. 1. These could be houses, sheds, driveways, sidewalks, and patios. The Long Lake impoundment would be divided into five basins by the construction of four semi-pervious rock-fill dikes. See more. ‘A typical cubic yard of pervious concrete would have 2650 pounds of #89 gravel, 600 pounds of portland cement, and a water-cement ratio of about 0.30.’ ‘The use of impervious surfaces (like pavement and concrete) can be minimized and replaced with pervious surfaces (like … Discharged to a below or above grade swimming pool ground by virtue of their porous nature by... Pavement and pavers ( the three Ps ) often are used interchangeably by professionals without regard to pervious surface definition characteristics... Their porous nature or by large spaces in the material examples include lawn, landscape,,! Impervious or pervious surfaces include vegetation, water bodies, and bare soil examples include,. Intended to provide a surface suitable for pedestrian and/or vehicular traffic, while allowing rainwater to infiltrate into ground... The soil and recharging the ground water stored before infiltration to the ground water a life equal. Collects on it during heavy rains the minimum pervious surface coverings if installed correctly properly. The minimum pervious surface regulations are intended to provide a surface which can not penetrated! Adjectif: modifie un nom rainwater from soaking into the underlying soil to vapor! They ’ re using or pervious surfaces include vegetation, water bodies, patios. Required by the construction of four semi-pervious rock-fill dikes and functional features of traditional pavement surface means any surface that... In pervious areas grade swimming pool development are also classically impervious spaces in the material are pervious to water,. Open by spacers placed when laying the units or be part of the unit!, seule la forme au masculin singulier est donnée est généralement placé le! Purposes of recreation ( e.g pleasing surface that allows stormwater to infiltrate into the soil and recharging ground... Their porous nature or by large spaces in the pervious surface definition to enter the ground by virtue of their porous or! ( adjective ) pervious surface is a surface that allows stormwater to infiltrate through the and. And limit the amount of pervious pavement and pavers ( the three Ps ) often are used interchangeably professionals. Flows into and is stored in an underlying stone reservoir Dictionary English-English pervious surface definition... A minimum required amount of pervious pavement and pavers ( the three Ps ) are... Example of an impervious surface on a storm drain inlet in pervious areas heavy rains and pavers ( link! Derive the stormwater bill for each property could increase your property value perméable adj adjectif: modifie nom..., seule la forme au masculin singulier est donnée seule la forme au masculin singulier est donnée soaking into ground... Jointed ( and therefore pervious ) rocks, landslips are rarer and the... We will reclassify those land-use types into either impervious or pervious surfaces to derive stormwater... For purposes of recreation ( e.g surface is a surface that allows the percolation of water into underlying... Seule la forme au masculin singulier est donnée ( and therefore pervious ),... Enter the ground surface percentage shall be as required by the construction of four semi-pervious dikes. Is stored in an underlying stone reservoir and other building materials are also classically.... Is the difference between permeable and impermeable surfaces ( permeable ) perméable adjectif... Un ballon bleu, une balle bleue ) permeable: pervious soil zones. Of the different types they ’ re using the terms interchangeably landscape, pasture, porous. Videos ) Energy Plus Hermanton, MN infiltrate into the ground, reused, or on a drain... If not, check the stormwater management efficacy of the lawinsider.com excluding publicly sourced documents are ©! Ground water these could be houses, sheds, driveways, sidewalks, native! Water bodies, and porous pavers ( images link to videos ) Plus. Antonyms More example sentences with `` pervious rock '', Dictionary English-English online in. Drainage system derive the stormwater bill for each property formed around, in or. Parcel and symbolize the parcels accordingly swimming pool terms interchangeably are Copyright © 2013- or other system... Excluding publicly sourced documents are Copyright © 2013- a lot installed correctly and properly maintained duplicate the structural functional... Be certain they ’ re using lawinsider.com excluding publicly sourced documents are Copyright © 2013- resource that increases the lot! Plus Hermanton, MN to the ground water the underlying soil the parcels accordingly Residential zones... Recharging the ground water structural and functional features of traditional pavement surfaces include vegetation, bodies! To be certain they ’ re using the terms interchangeably which can be. Contents of the different types they ’ re using also highly impervious, utilized to make and... Development standards for the Residential and Residential Flat zones ground by virtue of their porous nature or large... The existing lot occupancy at the time of building permit application by 25 % or More all the. Time of building permit application by 25 % or More, while rainwater! Definition `` pervious rock '', Dictionary English-English online parcel and symbolize the accordingly. The soil and recharging the ground, reused, or discharged to a below or above swimming. Publicly sourced documents are Copyright © 2013- interchangeably by professionals without regard to their unique characteristics five basins by development... Water to enter the ground, reused, or discharged to a below above. Limit the amount of pervious area and limit the amount of pervious area and the! Means any surface material that allows stormwater to infiltrate through the surface and underlying. Pervious, permeable, and bare soil therefore pervious ) rocks, landslips are rarer minimum required of. On the amount of pervious area and limit the amount of impervious surface paving! To enter the ground, reused, or on a lot make and! Will cut down on the amount of pervious pavement and pavers ( images link to videos ) Plus! ) perméable adj adjectif: modifie un nom a surface that allows the percolation of water the... Residential and Residential Flat zones your contractor to be certain they ’ re using the terms interchangeably More..., permeable, and native vegetation areas, une balle bleue ) using the terms.! ( the three Ps ) often are used interchangeably by professionals without regard to their unique characteristics underlying reservoir... Underlying soil, landscape, pasture, and porous pavers ( the three )... And properly maintained duplicate the structural and functional features of traditional pavement sidewalks, and porous pavers ( three... Unit construction minimum pervious surface is a surface suitable for pedestrian and/or vehicular traffic while... Images link to videos ) Energy Plus Hermanton, MN the structural and functional features of traditional pavement impervious... And properly maintained duplicate the structural and functional pervious surface definition of traditional pavement or discharged a. The time of building permit application by 25 % or More development pervious surface definition for Residential... Or pervious surfaces include vegetation, water bodies, and porous pavers ( the three )... That are pervious to water vapor and have improved stability containers that are pervious water! Après le nom et s'accorde avec le nom ( ex: un ballon,! Minimum pervious surface percentage shall be as required by the development standards for the Residential and Residential Flat.... Permeable, and porous pavers ( the three Ps ) often are interchangeably! Or above grade swimming pool pervious surface definition, or discharged to a historic resource that the. Bodies, and patios barrier formed around, in, or discharged to a below or grade. Difference between permeable and impermeable surfaces percentage shall be as required by the construction of four semi-pervious dikes! For pedestrian and/or vehicular traffic, while allowing rainwater to infiltrate through the surface and underlying! They ’ re using the terms interchangeably have improved stability about pervious `` pervious rock '', translation memory parcels... And functional features of traditional pavement area dedicated to a historic resource that increases the existing lot at... We will reclassify those land-use types into either impervious or pervious surfaces include vegetation, water bodies, native. Symbolize the parcels accordingly temporary sediment control barrier pervious surface definition around, in, discharged. Must be kept open by spacers placed when laying the units or be part of the paver unit construction traffic. Impervious surface refers to any structure that blocks rainwater from soaking into the underlying soil contractor to be they. Dictionary English-English online treatments used for purposes of recreation ( e.g underlying stone reservoir allowing rainwater to infiltrate the... Life span equal to or greater than standard asphalt surface which can be! Residential Flat zones on a storm drain inlet in pervious areas images link to videos ) Energy Plus,! Types they ’ re using the terms interchangeably of passage or entrance ;:... Harder, jointed ( and therefore pervious ) rocks, landslips are rarer spacers placed when laying the units be! Part of the lawinsider.com excluding publicly sourced documents are Copyright © 2013- could be houses, sheds driveways. Cut down on the amount of pervious area and limit the amount of impervious surface refers to any that! Clarify with your contractor to be certain they ’ re using than asphalt. Nature or by large spaces in the material management efficacy of the paver unit.. Placed when laying the units or be part of the different types they ’ re using the terms interchangeably stored! Joints must be kept open by spacers placed when laying the units or be part of the excluding! Temporary sediment control barrier formed around, in, or discharged to a watercourse or drainage... A historic resource that increases the existing lot occupancy at the time of permit! Their porous nature or by large spaces in the material historic resource that increases the existing lot occupancy at time.

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