Trenchless definition

Trenchless means installed without breaking the ground or the pavement surface, such as by jacking, boring, tunneling or mechanical compaction.
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Trenchless means installed without breaking the ground or pavement surface, except at the entrance and exit point, such as by jacking, boring, horizontal direction- al drilling, coring, plowing, pipe ramming, pipe bursting, or micro-tunneling.
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Trenchless means a crossing installation method which does not disturb the bed, bank or boundary of any watercourse or water body.
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Examples of Trenchless in a sentence

  • Trenchless technologies can be further classified as guided methods and non-guided methods.

  • Placement and Compaction; Trenchless or Partial Trench Condition: All pipes, culverts, drains and conduits placed with any portion of the pipe above existing ground must also comply with Subsections (a),(b) (c) and (d) above for the portion of the pipe within a trench and that portion of the pipe not constructed in a trench.

  • C Trenchless Pipe Installation The Contractor shall inspect and verify soil conditions as necessary in order to determine the type of construction to employ.

  • In the case cables laid in underground ducts (Case 3) and cables laid in Trenchless piping (Case 4), spare HDPE pipes, one for each circuit, shall be provided.

  • Cost of shaft construction and associated shoring required for the installation of the works described herein, is incidental to Trenchless Sewer Construction.

  • All costs associated with Permanent Surface Restorations as described herein are incidental to the Work items for the Work activity being carried out, including but not limited to Trenchless Sewer Construction, installation of Manholes, installation of Catch Basin Leads, Connecting of Catch Basin Lead, Catch Basin, Catch Pits or Manholes, Sewer Service, and Watermain, and other works shown on the Drawings.

  • Trenchless Installation of Carrier Pipe without Casing Pipe 1.02 DESCRIPTION OF WORK A.

  • When to Consider Trenchless ConstructionThere are many situations where trenchless construction is preferable to open cut construction.

  • Trenchless method will have minimal impacts, and all standard construction practices and safety precautions will be undertaken to further reduce the impacts.

  • Excavation for Trenchless Construction Methods - Excavation shall be considered a part of the trenchless work per linear foot, and shall not be paid for separately.

Related to Trenchless

  • Trench means 1. below-grade soil treatment area consisting of a shallow excavation with a width of 3 feet or less containing distribution media and one lateral; and 2. excavation for placement of piping or installation of electrical wire or conduit.

  • Substrate means the surface onto which a coating is applied or into which a coating is impregnated.

  • Stack means any point in a source designed to emit solids, liquids, or gases into the air, including a pipe or duct but not including flares.

  • Sensor means any measurement device that is not part of the vehicle itself but installed to determine parameters other than the concentration of gaseous and particle pollutants and the exhaust mass flow.

  • Fluoroscopic imaging assembly means a subsystem in which X-ray photons produce a visual image. It includes the image receptor(s) such as the image intensifier and spot-film device, electrical interlocks, if any, and structural material providing linkage between the image receptor and diagnostic source assembly.

  • Retrenchment means the termination by the employer of the service of a worker for any reason whatsoever, otherwise than as a punishment inflicted by way of disciplinary action, but does not include—

  • borehole means a hole sunk into the earth for the purpose of locating, abstracting or using subterranean water and includes a spring;

  • Membrane filtration means a pressure or vacuum driven separation process in which particulate matter larger than 1 micrometer is rejected by an engineered barrier, primarily through a size-exclusion mechanism, and which has a measurable removal efficiency of a target organism that can be verified through the application of a direct integrity test. This definition includes the common membrane technologies of microfiltration, ultrafiltration, nanofiltration, and reverse osmosis.

  • Flocculation means a process to enhance agglomeration or collection of smaller floc particles into larger, more easily settleable particles through gentle stirring by hydraulic or mechanical means.

  • Plasma arc incinerator means any enclosed device using a high intensity electrical discharge or arc as a source of heat followed by an afterburner using controlled flame combustion and which is not listed as an industrial furnace.

  • Disinfectant means any oxidant, including but not limited to chlorine, chlorine dioxide, chloramines, and ozone added to water in any part of the treatment or distribution process, that is intended to kill or inactivate pathogenic microorganisms.

  • Gravel means stone screened from river sand or quarried and washed free of clay and clay coatings. Concrete aggregate designated as Class II by the department of transportation is acceptable.

  • Cannabinoid extract means a substance obtained by separating cannabinoids from marijuana by:

  • 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;

  • Polystyrene foam adhesive means an aerosol adhesive designed to bond polystyrene foam to substrates.

  • Filter means material placed in the useful beam to preferentially absorb selected radiations.

  • Reactor means a vat or vessel, which may be jacketed to permit temperature control, designed to contain chemical reactions.

  • Fabrication means making up data or results and recording or reporting them.

  • PAD means a Preauthorized Debit.

  • Infiltration means water other than wastewater that enters a sewer system (including sewer system and foundation drains) from the ground through such means as defective pipes, pipe joints, connections, or manholes. Infiltration does not include, and is distinguished from, inflow.

  • Reactivation means the process whereby an inactive licensee obtains a current license.

  • Strain means the classification of marijuana or cannabis plants in either pure sativa, indica, afghanica, ruderalis, or hybrid varieties.

  • Polystyrene foam means blown polystyrene and expanded and

  • Cannabinoid means any of the chemical compounds that are the active constituents of marijuana.

  • Duct is a single enclosed path to house facilities to provide Telecommunications Services.

  • explosive actuated fastening device means a tool that is activated by an explosive charge and that is used for driving bolts, nails and similar objects for the purpose of providing fixing;