Conductor pipe definition

Conductor pipe or "tremie pipe" means a pipe of sufficient diameter used to place approved materials into the annular space of a well.
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Conductor pipe means a short string of large-diameter pipe that is set into the well first to provide the initial stable structural foundation for a borehole and to prevent the sides of the hole and near the surface ground water from caving into the wellbore.
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Conductor pipe means the short, large diameter string used primarily to control caving and washing out of unconsolidated surface formations.
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Examples of Conductor pipe in a sentence

  • Conductor pipe is that pipe ordinarily used for the purpose of supporting unconsolidated surface deposits.

  • Conductor pipe is then set inside the casing to the bottom of the borehole either through a watertight well seal or packer.

  • At least one complete insulator should be installed within six inches of each end of the Conductor pipe.

  • Conductor pipe sizes shall be as shown or specified in the approved plans, but in no case shall the inside diameter of the conductor pipe be less that six-inches greater than the outside diameter of the carrier pipe.

  • Conductor pipe has just been installed on the third well where the drilling rig will be moved next.

  • Conductor pipe provide a conduit for the return fluid during drilling next section and prevent hole unconsolidated material falling into hole and potential washout problem.

  • Conductor pipe drilled in shortest possible time also saves the contamination of water able of the area.The length and diameters of each section of the well are determined prior to drilling and are dependent on the geological conditions through which the well is to be drilled.

  • Conductor pipe – A length of pipe or several pipes welded or threaded together that prevents loose soil and overburden from collapsing into the wellbore while additional lengths or strings of casing are set.

  • Conductor pipe for valve risers shall be 6-inch diameter PVC gravity sewer pipe (SDR 35) meeting the requirements of ASTM D 3034.

  • Conductor pipe penetrated 121 feet of sediments in 184 feet of water.


More Definitions of Conductor pipe

Conductor pipe means a short string of
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Conductor pipe means steel casing, either driven or set through the soil, and/or unconsolidated rock materials and into bedrock for the purpose of isolating near surface water, and such unconsolidated rock materials from the well bore.
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Conductor pipe means a large diameter pipe installed in a Well to provide a conductor for drilling fluid through surficial formations;
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Conductor pipe or “Conductor Casing” shall mean the short string of casing that is not cemented in place and serves primarily to keep the top of the well bore open in unconsolidated material.
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Conductor pipe means a vertical pipe installed in a well to prevent the ground near the surface of the well bore from caving in and to conduct drilling mud (fluid) from the bottom of the well bore to the surface when drilling starts. It includes a seal to prevent infiltration of groundwater into the well bore.
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Conductor pipe or "tremie pipe" means a pipe of sufficient diameter used to place approved materials into the annular space of a well during construction, alteration, or sealing.
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Related to Conductor pipe

  • Sedimentation means a process for removal of solids before filtration by gravity or separation.

  • Semiconductor cleanrooms means the integrated systems, fixtures, piping, partitions, flooring,

  • Interconnector means a transmission line which crosses or spans a border between Member States for the purpose of connecting the national transmission system of those Member States or a transmission line between a Member State and a third country up to the territory of the Member States or the territorial sea of that Member State;

  • Nitrogen oxides means nitric oxide and nitrogen dioxide, expressed as nitrogen dioxide (NO2);

  • high voltage means the classification of an electric component or circuit, if its working voltage is > 60 V and ≤ 1500 V DC or > 30 V and ≤ 1000 V AC root mean square (rms).

  • Fiber means a glass strand or strands which is/are protected by a color coded buffer tube and which is/are used to transmit a communication signal along the glass strand in the form of pulses of light.

  • Supply Pipe means any part of a service pipe which a water undertaker could not be, or have been required to lay under section 46 of the Water Industry Act 1991; and

  • Hydraulic lift tank means a tank holding hydraulic fluid for a closed-loop mechanical system that uses compressed air or hydraulic fluid to operate lifts, elevators, and other similar devices.

  • Ultra Low Sulfur Diesel Fuel means diesel fuel that has a sulfur content of no more than fifteen parts per million.

  • low voltage means the set of nominal voltage levels that are used for the distribution of electricity and whose upper limit is generally accepted to be an a.c. voltage of 1000V ( or a d.c. voltage of 1500 V). [SANS 1019]

  • Oxides of nitrogen means the sum of the volume mixing ratio (ppbv) of nitrogen monoxide (nitric oxide) and nitrogen dioxide expressed in units of mass concentration of nitrogen dioxide (μg/m3);

  • Geothermal fluid means water in any form at temperatures greater than 120

  • Electrical Fitter means an employee who is mainly employed in the workshops manufacturing, fitting, and repairing electrical instruments, machines, and apparatus. Electrical fitting in this definition shall include armature and transformer winding, and people solely engaged in making and repairing instruments. The legitimate possession of a certificate of competency in this particular class of work issued by the Electrical Licensing Board under the Electricity Act 1994 shall be recognised as proof of efficiency.

  • High voltage bus means the electrical circuit, including the coupling system for charging the REESS, that operates on a high voltage.

  • Semiconductor equipment means (i) machinery or tools or repair parts or replacements thereof; (ii)

  • Diatomaceous earth filtration means a process resulting in substantial particulate removal in which (1) a precoat cake of diatomaceous earth filter media is deposited on a support membrane (septum), and (2) 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.

  • Nominal tomographic section thickness means the full width at half-maximum of the sensitivity profile taken at the center of the cross-sectional volume over which x-ray transmission data are collected.

  • Fluid means material or substance which flows or moves whether in a semisolid, liquid, sludge, gas, or any other form or state.

  • Design torso angle means the angle measures between a vertical line through the "R" point and the torso line in a position which corresponds to the design position of the seat-back established by the vehicle manufacturer;

  • Combustion turbine means an enclosed fossil or other fuel-fired device that is comprised of a compressor, a combustor, and a turbine, and in which the flue gas resulting from the combustion of fuel in the combustor passes through the turbine, rotating the turbine.

  • Output means the exposure rate, dose rate, or a quantity related in a known manner to these rates from a brachytherapy source or a teletherapy, remote afterloader, or gamma stereotactic radiosurgery unit for a specified set of exposure conditions.

  • Heat input means the product (expressed in mmBtu/time) of the gross calorific value of the fuel (expressed in Btu/lb) and the fuel feed rate into the combustion device (expressed in mass of fuel/time) and does not include the heat derived from preheated combustion air, recirculated flue gases, or ex- haust from other sources.

  • Interconnect means to connect an alarm system including an automatic dialing device to a telephone line, either directly or through a mechanical device that utilizes a telephone, for the purpose of using the telephone line to transmit a message upon the activation of the alarm system.

  • Soil texture means proportion by weight of sand, silt, and clay in a soil.

  • Perfluoroalkyl and polyfluoroalkyl substances or “PFAS” means a class of fluorinated organic chemicals containing at least one fully fluorinated carbon atom.

  • Diesel means a distillate oil which can be used as fuel for the operation of a compression ignition engine and which has an approximate boiling temperature of between 150 °C to 400 °C;