Impervious strata definition

Impervious strata means a layer that prevents water or root penetration. In addition, it shall be defined as unsuitable soils or soils having a percolation rate slower than 60 minutes per inch for conventional systems.
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Impervious strata means soil or soil materials with an estimated or measured percolation rate in excess of 120 minutes per inch.
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Impervious strata means a layer which prevents water or root penetration. In addition, it shall be defined as having a percolation rate greater than 60 minutes per inch.
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Examples of Impervious strata in a sentence

  • While this grant of power may limit rights to privacy, property and just administrative action, it would appear to satisfy the three primary constitutional requirements for search and seizure provisions: (1) the authorizing provision properly defines the scope of the power; (2) an independent authority issues the warrant; (3) the warrant is based on evidence taken under oath that there are reasonable grounds for conducting the search.

  • Impervious strata shall be at a depth greater than two three feet below the bottom of the proposed infiltration area.

  • Impervious strata are argilla- ceous layers from Lias, Bajocian, Callovo-Oxfordian marls and Berriasian.

  • Impervious strata, such as shale, must overlie the uppermost coal bed and be of sufficient thickness and consistency to serve as a barrier to the upward movement of fluids.

  • The surplus funds received by the City for the 1993/94 financial year have been transferred to the Town, and this is no longer an issue.

  • Specifically, Chapter 12 and Appendix D provide detailed information on many different types of stormwater management BMPs including CADD details.


More Definitions of Impervious strata

Impervious strata means soil or soil materials with an estimated or measured percolation
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Impervious strata means a layer that prevents water or root penetration. In addition, it shall be defined as
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Impervious strata means a layer of earth that prevents or slows water or root penetration and has a percolation rate greater than sixty (60) minutes per inch.
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Impervious strata means soil or soil materials with an estimated or measured percolation rate in excess of 120 minutes per inch, including lithic rock, paralithic rock and CR horizons.
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Impervious strata means soil or soil materials with an estimated or measured percolation rate in
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Impervious strata means a layer which prevents water bacteria, parasites, toxic chemicals and radioactive isotopes. A or root penetration. In addition, it shall be defined as having a malfunctioning individual wastewater disposal system constitutes percolation rate greater than 60 minutes per inch. a public health hazard.
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Related to Impervious strata

  • Impervious surface means a surface that has been covered with a layer of material so that it is highly resistant to infiltration by water.

  • Regulated impervious surface means any of the following, alone or in combination:

  • Impervious cover means a surface composed of material that significantly impedes or prevents natural infiltration of water into soil.

  • Underground tank means a device meeting the definition of tank whose entire surface area is totally below the surface of and covered by the ground.

  • Constructed wetlands means areas intentionally designed and created to emulate the water quality improvement function of wetlands for the primary purpose of removing pollutants from stormwater.

  • Contaminated soil means soil that meets all of the following criteria:

  • Tandem parking means that two or more automobiles are parked on a driveway or in any other location on a lot, lined up behind one another.

  • genocide means any of the following acts committed with intent to destroy, in whole or in part, a national, ethnical, racial or religious group, as such:

  • Potential geologic hazard area means an area that:

  • Groundwater means all water, which is below the surface of the ground in the saturation zone and in direct contact with the ground or subsoil.

  • Underground storage tank or “UST” means any one or combination of tanks (including underground pipes connected thereto) that is used to contain an accumulation of regulated substances, and the volume of which (including the volume of underground pipes connected thereto) is 10 percent or more beneath the surface of the ground. This term does not include any:

  • 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.

  • Underground injection means the subsurface emplacement of fluids through a bored, drilled or driven well; or through a dug well, where the depth of the dug well is greater than the largest surface dimension. (See also “injection well”.)

  • Invasive species means an alien species whose introduction does or is likely to cause economic or environmental harm or harm to human health.