Filter fabric definition

Filter fabric means any material approved by the Department which is permeable but does not allow soil particles to pass through for the purpose of protecting the filter aggregate or aggregate free chambers within the absorption facility.

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Filter fabric means a synthetic, non-degradable woven or spun-bonded sheet material that has adequate tensile strength to prevent ripping during installation and backfilling, adequate permeability to allow free passage of water and gases; and adequate particle retention to prevent downward migration of soil particles into the absorption system. The minimum physical properties for the fabric shall be 4.0 ounces per square yard or equivalent.

Filter fabric means a woven or spun-bonded sheet material used to impede or prevent the movement of sand, silt and clay through the filter material.

Examples of Filter fabric in a sentence

Filter fabric sediment traps shall be installed prior to any construction activities on all wet culvert installations.
Filter fabric sediment traps shall be installed prior to any construction activities on all wet culvert installa- tions.
Filter fabric may also be utilized directly surrounding the perforated pipe.
Filter fabric shall be placed on top of the box segments over the space between parallel segments.
Work included: Filter fabric (also referred to as Geotextile) required for this work is indicated on the contract drawings and includes but is not necessarily limited to the supply and placement of the material.
The material for this work shall consist of the following: Filter fabric (geotextile) shall conform to the requirements of M.08.01-26, including all materials incidental to and necessary for the installation of the geotextile.
Filter fabric fences shall be removed when they have served their useful purpose, but not before the upslope area has been permanently protected and stabilized.
Filter fabric joint cover for all horizontal and vertical joints shall be non-woven geosynthetic conforming to AASHTO M 288.
Filter fabric required under rip rap check dams is included in the price bid for each check dam.
Filter fabric fences shall be inspected by property owner or designee immediately after each rainfall and at least daily during prolonged rainfall.

More Definitions of Filter fabric

Filter fabric means a woven or spun-bonded sheet material used to impede or prevent the movement of sand, silt, and clay into drain media.

Filter fabric means any man-made permeable textile material used with foundations, soil, rock, or earth.

Filter fabric means textile of relatively small mesh or pore size material used to allow water to pass through while keeping sediment out.

Filter fabric means a woven or spun-bonded sheet material used to impede or prevent the movement of sand, silt and clay into drain media. A specification for filter fabric is found in section 6.425.

Filter fabric means a woven or spun-bonded sheet material used to impede or prevent the movement of sand, silt and clay into drain media. A specification for filter fabric is found in OAR 340-073-0041.